Use packets instead of entities

Missing:
* All implementations before 1.17
* Placeholder toggle
* Visibility settings
* Line touch handling
* Item pickup handling

.github/ISSUE_TEMPLATE/1-bug.yml

@@ -17,7 +17,7 @@ body:
           required: true
         - label: "I have tested the [latest development build](https://ci.codemc.io/job/filoghost/job/HolographicDisplays) of Holographic Displays and the bug is still present."
           required: true
-        - label: "I have updated **Spigot** (and **ProtocolLib** if installed) to the latest release for my particular Minecraft version."
+        - label: "I have updated **Spigot** to the latest release for my particular Minecraft version."
           required: true
         - label: "I made sure the bug hasn't already been reported on the [issue tracker](https://github.com/filoghost/HolographicDisplays/issues?q=is%3Aissue)."
           required: true
@@ -59,12 +59,6 @@ body:
     validations:
       required: true
 
-  - type: input
-    attributes:
-      label: "ProtocolLib version (if installed)"
-      description: "Output of the command `/version ProtocolLib`."
-      placeholder: "ProtocolLib version 4.6.0-SNAPSHOT-b476"
-
   - type: input
     attributes:
       label: "Installed plugins that allow players to join with multiple Minecraft versions"

api/src/main/java/me/filoghost/holographicdisplays/api/HolographicDisplaysAPI.java

@@ -9,7 +9,6 @@ import me.filoghost.holographicdisplays.api.hologram.Hologram;
 import me.filoghost.holographicdisplays.api.internal.HolographicDisplaysAPIProvider;
 import me.filoghost.holographicdisplays.api.placeholder.PlaceholderReplacer;
 import org.bukkit.Location;
-import org.bukkit.entity.Entity;
 import org.bukkit.plugin.Plugin;
 import org.jetbrains.annotations.NotNull;
 
@@ -97,15 +96,4 @@ public interface HolographicDisplaysAPI {
      */
     void unregisterPlaceholders();
 
-    /**
-     * Checks if an entity is part of a hologram.
-     *
-     * @param entity the entity to check
-     * @return if the entity is part of a hologram
-     * @since 1
-     */
-    static boolean isHologramEntity(@NotNull Entity entity) {
-        return HolographicDisplaysAPIProvider.getImplementation().isHologramEntity(entity);
-    }
-
 }

api/src/main/java/me/filoghost/holographicdisplays/api/hologram/Hologram.java

@@ -177,8 +177,6 @@ public interface Hologram {
 
     /**
      * Returns the {@link VisibilitySettings} of this hologram.
-     * <br><b style = "color: red">Note</b>: the usage of the VisibilitySettings requires ProtocolLib.
-     * Without the plugin, holograms will be always visible.
      *
      * @return the VisibilitySettings of this hologram
      * @since 1

api/src/main/java/me/filoghost/holographicdisplays/api/hologram/VisibilitySettings.java

@@ -11,8 +11,6 @@ import org.jetbrains.annotations.NotNull;
 /**
  * Settings to manage the visibility of a hologram to players. Allows to set both the default visibility and the
  * visibility to a specific player.
- * <p>
- * <b>Warning</b>: changing the visibility requires ProtocolLib, otherwise methods of this class have no effect.
  *
  * @since 1
  */

api/src/main/java/me/filoghost/holographicdisplays/api/internal/HolographicDisplaysAPIProvider.java

@@ -6,7 +6,6 @@
 package me.filoghost.holographicdisplays.api.internal;
 
 import me.filoghost.holographicdisplays.api.HolographicDisplaysAPI;
-import org.bukkit.entity.Entity;
 import org.bukkit.plugin.Plugin;
 import org.jetbrains.annotations.ApiStatus.Internal;
 
@@ -31,6 +30,4 @@ public abstract class HolographicDisplaysAPIProvider {
 
     public abstract HolographicDisplaysAPI getHolographicDisplaysAPI(Plugin plugin);
 
-    public abstract boolean isHologramEntity(Entity entity);
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/DebugLogger.java

@@ -6,8 +6,6 @@
 package me.filoghost.holographicdisplays.common;
 
 import me.filoghost.fcommons.logging.Log;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
 
 public class DebugLogger {
 
@@ -48,20 +46,4 @@ public class DebugLogger {
         }
     }
 
-    public static void handleSpawnFail(SpawnFailedException exception, StandardHologramLine parentHologramLine) {
-        severe("Couldn't spawn entity for this hologram: " + parentHologramLine.getHologram(), exception);
-    }
-
-    public static void cannotSetPassenger(Throwable t) {
-        severe("Couldn't set passenger", t);
-    }
-
-    public static void cannotSetArmorStandAsMarker(Throwable t) {
-        severe("Couldn't set armor stand as marker", t);
-    }
-
-    public static void cannotSetPassengerPitchYawDelta(Throwable t) {
-        severe("Couldn't set passenger pitch/yaw delta", t);
-    }
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardHologram.java

@@ -5,24 +5,12 @@
  */
 package me.filoghost.holographicdisplays.common.hologram;
 
-import org.bukkit.Chunk;
-import org.bukkit.World;
 import org.bukkit.entity.Player;
 import org.bukkit.plugin.Plugin;
 
 import java.util.List;
 
-public interface StandardHologram {
-
-    World getWorld();
-
-    double getX();
-
-    double getY();
-
-    double getZ();
-
-    boolean isInChunk(Chunk chunk);
+public interface StandardHologram extends StandardHologramComponent {
 
     List<? extends StandardHologramLine> getLines();
 
@@ -32,18 +20,4 @@ public interface StandardHologram {
 
     boolean isVisibleTo(Player player);
 
-    void refresh();
-
-    void refresh(boolean forceRespawn);
-
-    void refresh(boolean forceRespawn, boolean isChunkLoaded);
-
-    void despawnEntities();
-
-    boolean isDeleted();
-
-    void setDeleted();
-
-    String toFormattedString();
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardHologramComponent.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.hologram;
+
+import org.bukkit.World;
+
+public interface StandardHologramComponent {
+
+    World getWorld();
+
+    double getX();
+
+    double getY();
+
+    double getZ();
+
+    int getChunkX();
+
+    int getChunkZ();
+
+    boolean isDeleted();
+
+    void setDeleted();
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardHologramLine.java

@@ -6,20 +6,13 @@
 package me.filoghost.holographicdisplays.common.hologram;
 
 import org.bukkit.World;
-import org.bukkit.entity.Player;
 
-import java.util.Collection;
-
-public interface StandardHologramLine {
+public interface StandardHologramLine extends StandardHologramComponent {
 
     StandardHologram getHologram();
 
-    void respawn(World world, double x, double y, double z);
-
-    void despawn();
+    void setLocation(World world, double x, double y, double z);
 
     double getHeight();
 
-    void collectTrackedEntityIDs(Player player, Collection<Integer> collector);
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardItemLine.java

@@ -5,16 +5,13 @@
  */
 package me.filoghost.holographicdisplays.common.hologram;
 
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
 import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
 
 public interface StandardItemLine extends StandardTouchableLine {
 
+    ItemStack getItemStack();
+
     void onPickup(Player player);
 
-    NMSItem getNMSItem();
-
-    NMSArmorStand getNMSItemVehicle();
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardTextLine.java

@@ -5,14 +5,10 @@
  */
 package me.filoghost.holographicdisplays.common.hologram;
 
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-
 public interface StandardTextLine extends StandardTouchableLine {
 
     String getText();
 
     boolean isAllowPlaceholders();
 
-    NMSArmorStand getNMSArmorStand();
-
 }

common/src/main/java/me/filoghost/holographicdisplays/common/hologram/StandardTouchableLine.java

@@ -5,16 +5,12 @@
  */
 package me.filoghost.holographicdisplays.common.hologram;
 
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
 import org.bukkit.entity.Player;
 
 public interface StandardTouchableLine extends StandardHologramLine {
 
     void onTouch(Player player);
 
-    NMSSlime getNMSSlime();
-
-    NMSArmorStand getNMSSlimeVehicle();
+    boolean hasTouchHandler();
 
 }

common/src/main/java/me/filoghost/holographicdisplays/common/nms/AbstractNMSPacketList.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class AbstractNMSPacketList implements NMSPacketList {
+
+    // Lazily instantiate a list only when adding more than one element
+    private @Nullable NMSPacket singlePacket;
+    private @Nullable List<NMSPacket> multiplePackets;
+
+    protected void add(NMSPacket packet) {
+        if (multiplePackets != null) {
+            multiplePackets.add(packet);
+        } else if (singlePacket != null) {
+            multiplePackets = new ArrayList<>();
+            multiplePackets.add(singlePacket);
+            multiplePackets.add(packet);
+            singlePacket = null;
+        } else {
+            singlePacket = packet;
+        }
+    }
+
+    @Override
+    public void sendTo(Player player) {
+        if (multiplePackets != null) {
+            for (NMSPacket packet : multiplePackets) {
+                packet.sendTo(player);
+            }
+        } else if (singlePacket != null) {
+            singlePacket.sendTo(player);
+        }
+    }
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/EntityID.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import org.jetbrains.annotations.Nullable;
+
+import java.util.UUID;
+import java.util.function.Supplier;
+
+public class EntityID {
+
+    private final Supplier<Integer> numericIDGenerator;
+
+    // Lazy initialization
+    private @Nullable Integer numericID;
+    private @Nullable UUID uuid;
+
+    public EntityID(Supplier<Integer> numericIDGenerator) {
+        this.numericIDGenerator = numericIDGenerator;
+    }
+
+    public int getNumericID() {
+        if (numericID == null) {
+            numericID = numericIDGenerator.get();
+        }
+        return numericID;
+    }
+
+    public UUID getUUID() {
+        if (uuid == null) {
+            uuid = UUID.randomUUID();
+        }
+        return uuid;
+    }
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/FallbackEntityIDGenerator.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import java.util.function.Supplier;
+
+/**
+ * Fallback entity ID generator that counts down from <code>Integer.MIN_VALUE / 2</code> to <code>Integer.MIN_VALUE</code>, looping over
+ * when reaching the end.
+ * <p>
+ * It does not start from zero to avoid conflicts with fake entities created by other plugins, and it counts down to minimize the time
+ * window where the real NMS counter and this one may return the same numbers.
+ * <p>
+ * The Minecraft client can disconnect if the server sends bad packets for two entities with the same ID, which may have different types.
+ */
+public class FallbackEntityIDGenerator implements Supplier<Integer> {
+
+    private static final int COUNTER_START_VALUE = Integer.MIN_VALUE / 2;
+    private static final int COUNTER_END_VALUE = Integer.MIN_VALUE;
+
+    private int counter = COUNTER_START_VALUE;
+
+    @Override
+    public Integer get() {
+        // Loop over on allowed range values
+        if (counter == COUNTER_END_VALUE) {
+            counter = COUNTER_START_VALUE;
+        }
+
+        counter--;
+        return counter;
+    }
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/IndividualCustomName.java

@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import org.bukkit.entity.Player;
+
+@FunctionalInterface
+public interface IndividualCustomName {
+
+    String get(Player player);
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/IndividualNMSPacket.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import org.bukkit.entity.Player;
+
+import java.util.function.Function;
+
+public class IndividualNMSPacket implements NMSPacket {
+
+    private final Function<Player, NMSPacket> individualPacketFactory;
+
+    public IndividualNMSPacket(Function<Player, NMSPacket> individualPacketFactory) {
+        this.individualPacketFactory = individualPacketFactory;
+    }
+
+    @Override
+    public void sendTo(Player player) {
+        individualPacketFactory.apply(player).sendTo(player);
+    }
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/NMSCommons.java

@@ -1,23 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms;
-
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-
-public class NMSCommons {
-
-    /**
-     * Lore is used on hologram icons, to prevent vanilla items from merging with them.
-     */
-    public static final String ANTI_STACK_LORE = ChatColor.BLACK.toString() + Math.random();
-
-    /**
-     * Paper contains some code changes compared to Spigot.
-     */
-    public static final boolean IS_PAPER_SERVER = Bukkit.getName().equals("Paper");
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/NMSErrors.java

@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+public class NMSErrors {
+
+    public static final String GETTING_ENTITY_ID_GENERATOR_SHORT = "Could not get the NMS entity ID generator.";
+    public static final String GETTING_ENTITY_ID_GENERATOR_LONG = GETTING_ENTITY_ID_GENERATOR_SHORT
+            + " There is a small chance of entity ID conflicts, causing client-side issues on single entities.";
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/NMSManager.java

@@ -5,40 +5,10 @@
  */
 package me.filoghost.holographicdisplays.common.nms;
 
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import org.bukkit.World;
-import org.bukkit.entity.Entity;
-import org.bukkit.inventory.ItemStack;
-
 public interface NMSManager {
 
-    /**
-     * Register all the custom entities of the plugin.
-     *
-     * @throws Exception if anything during the process fails
-     */
-    void setup() throws Exception;
+    EntityID newEntityID();
 
-    NMSArmorStand spawnNMSArmorStand(World bukkitWorld, double x, double y, double z, StandardHologramLine parentHologramLine)
-            throws SpawnFailedException;
-
-    NMSItem spawnNMSItem(World bukkitWorld, double x, double y, double z, StandardItemLine parentHologramLine, ItemStack stack)
-            throws SpawnFailedException;
-
-    NMSSlime spawnNMSSlime(World bukkitWorld, double x, double y, double z, StandardHologramLine parentHologramLine)
-            throws SpawnFailedException;
-
-    boolean isNMSEntityBase(Entity bukkitEntity);
-
-    NMSEntity getNMSEntityBase(Entity bukkitEntity);
-
-    NMSEntity getNMSEntityBaseFromID(World bukkitWorld, int entityID);
-
-    Object createCustomNameNMSObject(String customName);
+    NMSPacketList createPacketList();
 
 }

common/src/main/java/me/filoghost/holographicdisplays/common/nms/NMSPacket.java

@@ -5,8 +5,10 @@
  */
 package me.filoghost.holographicdisplays.common.nms;
 
-public interface ProtocolPacketSettings {
+import org.bukkit.entity.Player;
 
-    boolean sendAccurateLocationPackets();
+public interface NMSPacket {
+
+    void sendTo(Player player);
 
 }

common/src/main/java/me/filoghost/holographicdisplays/common/nms/NMSPacketList.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) filoghost and contributors
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package me.filoghost.holographicdisplays.common.nms;
+
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+
+public interface NMSPacketList {
+
+    void addArmorStandSpawnPackets(EntityID entityID, double locationX, double locationY, double locationZ);
+
+    void addArmorStandSpawnPackets(EntityID entityID, double locationX, double locationY, double locationZ, String customName);
+
+    void addArmorStandSpawnPackets(EntityID entityID, double locationX, double locationY, double locationZ, IndividualCustomName individualCustomName);
+
+    void addArmorStandNameChangePackets(EntityID entityID, String customName);
+
+    void addArmorStandNameChangePackets(EntityID entityID, IndividualCustomName individualCustomName);
+
+    void addItemSpawnPackets(EntityID entityID, double locationX, double locationY, double locationZ, ItemStack itemStack);
+
+    void addItemStackChangePackets(EntityID entityID, ItemStack itemStack);
+
+    void addSlimeSpawnPackets(EntityID entityID, double locationX, double locationY, double locationZ);
+
+    void addEntityDestroyPackets(EntityID... entityIDs);
+
+    void addTeleportPackets(EntityID entityID, double locationX, double locationY, double locationZ);
+
+    void addMountPackets(EntityID vehicleEntityID, EntityID passengerEntityID);
+
+    void sendTo(Player player);
+
+}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/SpawnFailedException.java

@@ -1,22 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms;
-
-public class SpawnFailedException extends Exception {
-
-    public static final String REGISTER_ENTITY_FAIL = "failed to register entity";
-    public static final String CHUNK_NOT_LOADED = "chunk was not loaded";
-    public static final String ADD_ENTITY_FAILED = "failed to add entity with workaround";
-
-    public SpawnFailedException(String message) {
-        super(message);
-    }
-
-    public SpawnFailedException(String message, Throwable cause) {
-        super(message, cause);
-    }
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSArmorStand.java

@@ -1,24 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-public interface NMSArmorStand extends NMSVehicle {
-
-    void setCustomNameNMS(String customName);
-
-    /**
-     * Returns the last custom name set.
-     */
-    String getCustomNameStringNMS();
-
-    /**
-     * Returns the custom name NMS object, whose type is version-dependent (String for MC 1.12 and below, ChatComponent
-     * for MC 1.13+). The returned value may differ from {@link #getCustomNameStringNMS()} even if it's a string, for
-     * example if the custom name has been truncated before being applied.
-     */
-    Object getCustomNameObjectNMS();
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSEntity.java

@@ -1,30 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import org.bukkit.entity.Player;
-
-/**
- * A custom entity that is part of a hologram.
- */
-public interface NMSEntity {
-
-    StandardHologramLine getHologramLine();
-
-    void setLocationNMS(double x, double y, double z);
-
-    boolean isDeadNMS();
-
-    void killEntityNMS();
-
-    int getIdNMS();
-
-    org.bukkit.entity.Entity getBukkitEntityNMS();
-
-    boolean isTrackedBy(Player bukkitPlayer);
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSEntityHelper.java

@@ -1,27 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-import org.bukkit.entity.Player;
-
-public abstract class NMSEntityHelper<T> {
-
-    private T tracker;
-
-    protected final T getTracker() {
-        if (tracker == null) {
-            // Cache it the first time it's available
-            tracker = getTracker0();
-        }
-
-        return tracker;
-    }
-
-    protected abstract T getTracker0();
-
-    public abstract boolean isTrackedBy(Player bukkitPlayer);
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSItem.java

@@ -1,19 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-import org.bukkit.inventory.ItemStack;
-
-public interface NMSItem extends NMSEntity {
-
-    void setItemStackNMS(ItemStack stack);
-
-    /**
-     * Returns the item stack NMS object.
-     */
-    Object getRawItemStack();
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSSlime.java

@@ -1,10 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-public interface NMSSlime extends NMSEntity {
-
-}

common/src/main/java/me/filoghost/holographicdisplays/common/nms/entity/NMSVehicle.java

@@ -1,12 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.common.nms.entity;
-
-public interface NMSVehicle extends NMSEntity {
-
-    void setPassengerNMS(NMSEntity passenger);
-
-}

legacy-api/v1/src/main/java/com/gmail/filoghost/holograms/api/HolographicDisplaysAPI.java

@@ -77,7 +77,7 @@ public class HolographicDisplaysAPI {
 
     @Deprecated
     public static boolean isHologramEntity(Entity bukkitEntity) {
-        return me.filoghost.holographicdisplays.api.HolographicDisplaysAPI.isHologramEntity(bukkitEntity);
+        return false;
     }
 
 }

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/CraftNMSArmorStand.java

@@ -1,85 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_10_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/CraftNMSItem.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_10_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Item
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/CraftNMSSlime.java

@@ -1,68 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_10_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Slime
-    @Override public void setSize(int size) {}
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/EntityNMSArmorStand.java

@@ -1,260 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_10_R1.AxisAlignedBB;
-import net.minecraft.server.v1_10_R1.DamageSource;
-import net.minecraft.server.v1_10_R1.Entity;
-import net.minecraft.server.v1_10_R1.EntityArmorStand;
-import net.minecraft.server.v1_10_R1.EntityHuman;
-import net.minecraft.server.v1_10_R1.EnumHand;
-import net.minecraft.server.v1_10_R1.EnumInteractionResult;
-import net.minecraft.server.v1_10_R1.EnumItemSlot;
-import net.minecraft.server.v1_10_R1.ItemStack;
-import net.minecraft.server.v1_10_R1.NBTTagCompound;
-import net.minecraft.server.v1_10_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_10_R1.SoundEffect;
-import net.minecraft.server.v1_10_R1.Vec3D;
-import net.minecraft.server.v1_10_R1.World;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "au");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void m() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, ItemStack itemstack, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean c(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static String createCustomNameNMSObject(String customName) {
-        return customName != null ? Strings.truncate(customName, 256) : "";
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public String getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.bB() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/EntityNMSItem.java

@@ -1,214 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_10_R1.Blocks;
-import net.minecraft.server.v1_10_R1.DamageSource;
-import net.minecraft.server.v1_10_R1.Entity;
-import net.minecraft.server.v1_10_R1.EntityHuman;
-import net.minecraft.server.v1_10_R1.EntityItem;
-import net.minecraft.server.v1_10_R1.EntityPlayer;
-import net.minecraft.server.v1_10_R1.ItemStack;
-import net.minecraft.server.v1_10_R1.NBTTagCompound;
-import net.minecraft.server.v1_10_R1.NBTTagList;
-import net.minecraft.server.v1_10_R1.NBTTagString;
-import net.minecraft.server.v1_10_R1.PacketPlayOutMount;
-import net.minecraft.server.v1_10_R1.World;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_10_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    private int resendMountPacketTicks;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = Integer.MAX_VALUE;
-    }
-
-    @Override
-    public void m() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-
-        if (resendMountPacketTicks++ > 20) {
-            resendMountPacketTicks = 0;
-
-            Entity vehicle = bB();
-            if (vehicle != null) {
-                // Send a packet near to "remind" players that the item is riding the armor stand (Spigot bug or client bug)
-                helper.broadcastPacket(new PacketPlayOutMount(vehicle));
-            }
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void d(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null) {
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display");
-
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/EntityNMSSlime.java

@@ -1,204 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_10_R1.AxisAlignedBB;
-import net.minecraft.server.v1_10_R1.DamageSource;
-import net.minecraft.server.v1_10_R1.Entity;
-import net.minecraft.server.v1_10_R1.EntityDamageSource;
-import net.minecraft.server.v1_10_R1.EntityPlayer;
-import net.minecraft.server.v1_10_R1.EntitySlime;
-import net.minecraft.server.v1_10_R1.NBTTagCompound;
-import net.minecraft.server.v1_10_R1.PacketPlayOutMount;
-import net.minecraft.server.v1_10_R1.SoundEffect;
-import net.minecraft.server.v1_10_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    private int resendMountPacketTicks;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void m() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-
-        if (resendMountPacketTicks++ > 20) {
-            resendMountPacketTicks = 0;
-
-            Entity vehicle = bB();
-            if (vehicle != null) {
-                // Send a packet near to "remind" players that the slime is riding the armor stand (Spigot bug or client bug)
-                helper.broadcastPacket(new PacketPlayOutMount(vehicle));
-            }
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/NullBoundingBox.java

@@ -1,114 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import net.minecraft.server.v1_10_R1.AxisAlignedBB;
-import net.minecraft.server.v1_10_R1.BlockPosition;
-import net.minecraft.server.v1_10_R1.MovingObjectPosition;
-import net.minecraft.server.v1_10_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public double a(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public MovingObjectPosition b(Vec3D arg0, Vec3D arg1) {
-        return null;
-    }
-
-    @Override
-    public boolean a(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public double b(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean b(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public double c(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB c(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public boolean b(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean c(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean d(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB e(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_10_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_10_R1.Entity;
-import net.minecraft.server.v1_10_R1.EntityTrackerEntry;
-import net.minecraft.server.v1_10_R1.Packet;
-import net.minecraft.server.v1_10_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTrackerEntry> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTrackerEntry getTracker0() {
-        return ((WorldServer) entity.world).tracker.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/VersionNMSManager.java

@@ -5,146 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_10_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_10_R1.Entity;
-import net.minecraft.server.v1_10_R1.EntityTypes;
-import net.minecraft.server.v1_10_R1.MathHelper;
-import net.minecraft.server.v1_10_R1.World;
-import net.minecraft.server.v1_10_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_10_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.Map;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<Map<Class<?>, String>> ENTITY_NAMES_BY_CLASS_FIELD
-            = ReflectField.lookup(new ClassToken<Map<Class<?>, String>>() {}, EntityTypes.class, "d");
-    private static final ReflectField<Map<Class<?>, Integer>> ENTITY_IDS_BY_CLASS_FIELD
-            = ReflectField.lookup(new ClassToken<Map<Class<?>, Integer>>() {}, EntityTypes.class, "f");
-
-    private static final ReflectMethod<?> REGISTER_ENTITY_METHOD = ReflectMethod.lookup(Object.class, World.class, "b", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSArmorStand.class, "ArmorStand", 30);
-        registerCustomEntity(EntityNMSItem.class, "Item", 1);
-        registerCustomEntity(EntityNMSSlime.class, "Slime", 55);
-    }
-
-    public void registerCustomEntity(Class<?> entityClass, String name, int id) throws Exception {
-        ENTITY_NAMES_BY_CLASS_FIELD.getStatic().put(entityClass, name);
-        ENTITY_IDS_BY_CLASS_FIELD.getStatic().put(entityClass, id);
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            org.bukkit.World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.getChunkProviderServer().isLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        nmsWorld.entityList.add(nmsEntity);
-
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/CraftNMSArmorStand.java

@@ -1,85 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/CraftNMSItem.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Item
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/CraftNMSSlime.java

@@ -1,68 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Slime
-    @Override public void setSize(int size) {}
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/EntityNMSArmorStand.java

@@ -1,260 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_11_R1.AxisAlignedBB;
-import net.minecraft.server.v1_11_R1.DamageSource;
-import net.minecraft.server.v1_11_R1.Entity;
-import net.minecraft.server.v1_11_R1.EntityArmorStand;
-import net.minecraft.server.v1_11_R1.EntityHuman;
-import net.minecraft.server.v1_11_R1.EnumHand;
-import net.minecraft.server.v1_11_R1.EnumInteractionResult;
-import net.minecraft.server.v1_11_R1.EnumItemSlot;
-import net.minecraft.server.v1_11_R1.ItemStack;
-import net.minecraft.server.v1_11_R1.NBTTagCompound;
-import net.minecraft.server.v1_11_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_11_R1.SoundEffect;
-import net.minecraft.server.v1_11_R1.Vec3D;
-import net.minecraft.server.v1_11_R1.World;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "au");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void A_() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean c(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static String createCustomNameNMSObject(String customName) {
-        return customName != null ? Strings.truncate(customName, 256) : "";
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public String getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.bB() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/EntityNMSItem.java

@@ -1,199 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_11_R1.Blocks;
-import net.minecraft.server.v1_11_R1.DamageSource;
-import net.minecraft.server.v1_11_R1.EntityHuman;
-import net.minecraft.server.v1_11_R1.EntityItem;
-import net.minecraft.server.v1_11_R1.EntityPlayer;
-import net.minecraft.server.v1_11_R1.ItemStack;
-import net.minecraft.server.v1_11_R1.NBTTagCompound;
-import net.minecraft.server.v1_11_R1.NBTTagList;
-import net.minecraft.server.v1_11_R1.NBTTagString;
-import net.minecraft.server.v1_11_R1.World;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_11_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void A_() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void d(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/EntityNMSSlime.java

@@ -1,190 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_11_R1.AxisAlignedBB;
-import net.minecraft.server.v1_11_R1.DamageSource;
-import net.minecraft.server.v1_11_R1.EntityDamageSource;
-import net.minecraft.server.v1_11_R1.EntityPlayer;
-import net.minecraft.server.v1_11_R1.EntitySlime;
-import net.minecraft.server.v1_11_R1.NBTTagCompound;
-import net.minecraft.server.v1_11_R1.SoundEffect;
-import net.minecraft.server.v1_11_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void A_() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound e(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/NullBoundingBox.java

@@ -1,129 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import net.minecraft.server.v1_11_R1.AxisAlignedBB;
-import net.minecraft.server.v1_11_R1.BlockPosition;
-import net.minecraft.server.v1_11_R1.MovingObjectPosition;
-import net.minecraft.server.v1_11_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public double a(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public MovingObjectPosition b(Vec3D arg0, Vec3D arg1) {
-        return null;
-    }
-
-    @Override
-    public double b(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public double c(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public boolean b(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean c(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean d(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB e(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean e(Vec3D arg0) {
-        return false;
-    }
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_11_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_11_R1.Entity;
-import net.minecraft.server.v1_11_R1.EntityTrackerEntry;
-import net.minecraft.server.v1_11_R1.Packet;
-import net.minecraft.server.v1_11_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTrackerEntry> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTrackerEntry getTracker0() {
-        return ((WorldServer) entity.world).tracker.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/VersionNMSManager.java

@@ -5,154 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_11_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_11_R1.Entity;
-import net.minecraft.server.v1_11_R1.EntityTypes;
-import net.minecraft.server.v1_11_R1.MathHelper;
-import net.minecraft.server.v1_11_R1.RegistryID;
-import net.minecraft.server.v1_11_R1.RegistryMaterials;
-import net.minecraft.server.v1_11_R1.World;
-import net.minecraft.server.v1_11_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_11_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<Class<? extends Entity>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<Class<? extends Entity>>>() {}, RegistryMaterials.class, "a");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-
-    private static final ReflectMethod<?> REGISTER_ENTITY_METHOD = ReflectMethod.lookup(Object.class, World.class, "b", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<Class<? extends Entity>> registryID = REGISTRY_ID_FIELD.get(EntityTypes.b);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> entity class mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the entity class
-        registryID.a(entityClass, id);
-
-        // Restore the ID -> entity class mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            org.bukkit.World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.getChunkProviderServer().isLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        nmsWorld.entityList.add(nmsEntity);
-
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/CraftNMSArmorStand.java

@@ -1,86 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/CraftNMSItem.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Item
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/CraftNMSSlime.java

@@ -1,68 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Slime
-    @Override public void setSize(int size) {}
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/EntityNMSArmorStand.java

@@ -1,260 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_12_R1.AxisAlignedBB;
-import net.minecraft.server.v1_12_R1.DamageSource;
-import net.minecraft.server.v1_12_R1.Entity;
-import net.minecraft.server.v1_12_R1.EntityArmorStand;
-import net.minecraft.server.v1_12_R1.EntityHuman;
-import net.minecraft.server.v1_12_R1.EnumHand;
-import net.minecraft.server.v1_12_R1.EnumInteractionResult;
-import net.minecraft.server.v1_12_R1.EnumItemSlot;
-import net.minecraft.server.v1_12_R1.ItemStack;
-import net.minecraft.server.v1_12_R1.NBTTagCompound;
-import net.minecraft.server.v1_12_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_12_R1.SoundEffect;
-import net.minecraft.server.v1_12_R1.Vec3D;
-import net.minecraft.server.v1_12_R1.World;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "au");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void B_() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean c(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static String createCustomNameNMSObject(String customName) {
-        return customName != null ? Strings.truncate(customName, 256) : "";
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public String getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.bJ() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/EntityNMSItem.java

@@ -1,199 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_12_R1.Blocks;
-import net.minecraft.server.v1_12_R1.DamageSource;
-import net.minecraft.server.v1_12_R1.EntityHuman;
-import net.minecraft.server.v1_12_R1.EntityItem;
-import net.minecraft.server.v1_12_R1.EntityPlayer;
-import net.minecraft.server.v1_12_R1.ItemStack;
-import net.minecraft.server.v1_12_R1.NBTTagCompound;
-import net.minecraft.server.v1_12_R1.NBTTagList;
-import net.minecraft.server.v1_12_R1.NBTTagString;
-import net.minecraft.server.v1_12_R1.World;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void B_() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void d(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/EntityNMSSlime.java

@@ -1,190 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_12_R1.AxisAlignedBB;
-import net.minecraft.server.v1_12_R1.DamageSource;
-import net.minecraft.server.v1_12_R1.EntityDamageSource;
-import net.minecraft.server.v1_12_R1.EntityPlayer;
-import net.minecraft.server.v1_12_R1.EntitySlime;
-import net.minecraft.server.v1_12_R1.NBTTagCompound;
-import net.minecraft.server.v1_12_R1.SoundEffect;
-import net.minecraft.server.v1_12_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void B_() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(String customName) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/NullBoundingBox.java

@@ -1,129 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import net.minecraft.server.v1_12_R1.AxisAlignedBB;
-import net.minecraft.server.v1_12_R1.BlockPosition;
-import net.minecraft.server.v1_12_R1.MovingObjectPosition;
-import net.minecraft.server.v1_12_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public double a(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public MovingObjectPosition b(Vec3D arg0, Vec3D arg1) {
-        return null;
-    }
-
-    @Override
-    public double b(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public double c(AxisAlignedBB arg0, double arg1) {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public boolean b(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean c(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public boolean d(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB e(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean e(Vec3D arg0) {
-        return false;
-    }
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_12_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_12_R1.Entity;
-import net.minecraft.server.v1_12_R1.EntityTrackerEntry;
-import net.minecraft.server.v1_12_R1.Packet;
-import net.minecraft.server.v1_12_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTrackerEntry> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTrackerEntry getTracker0() {
-        return ((WorldServer) entity.world).tracker.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/VersionNMSManager.java

@@ -5,154 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_12_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_12_R1.Entity;
-import net.minecraft.server.v1_12_R1.EntityTypes;
-import net.minecraft.server.v1_12_R1.MathHelper;
-import net.minecraft.server.v1_12_R1.RegistryID;
-import net.minecraft.server.v1_12_R1.RegistryMaterials;
-import net.minecraft.server.v1_12_R1.World;
-import net.minecraft.server.v1_12_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_12_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_12_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<Class<? extends Entity>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<Class<? extends Entity>>>() {}, RegistryMaterials.class, "a");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-
-    private static final ReflectMethod<?> REGISTER_ENTITY_METHOD = ReflectMethod.lookup(Object.class, World.class, "b", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<Class<? extends Entity>> registryID = REGISTRY_ID_FIELD.get(EntityTypes.b);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> entity class mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the entity class
-        registryID.a(entityClass, id);
-
-        // Restore the ID -> entity class mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            org.bukkit.World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.getChunkProviderServer().isLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        nmsWorld.entityList.add(nmsEntity);
-
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/CraftNMSArmorStand.java

@@ -1,88 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/CraftNMSItem.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-    // Methods from Item
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/CraftNMSSlime.java

@@ -1,72 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-
-
-    // Methods from Slime
-    @Override public void setSize(int size) {}
-    @Override public void setTarget(LivingEntity target) {}
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/EntityNMSArmorStand.java

@@ -1,262 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_13_R1.AxisAlignedBB;
-import net.minecraft.server.v1_13_R1.DamageSource;
-import net.minecraft.server.v1_13_R1.Entity;
-import net.minecraft.server.v1_13_R1.EntityArmorStand;
-import net.minecraft.server.v1_13_R1.EntityHuman;
-import net.minecraft.server.v1_13_R1.EnumHand;
-import net.minecraft.server.v1_13_R1.EnumInteractionResult;
-import net.minecraft.server.v1_13_R1.EnumItemSlot;
-import net.minecraft.server.v1_13_R1.IChatBaseComponent;
-import net.minecraft.server.v1_13_R1.ItemStack;
-import net.minecraft.server.v1_13_R1.NBTTagCompound;
-import net.minecraft.server.v1_13_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_13_R1.SoundEffect;
-import net.minecraft.server.v1_13_R1.Vec3D;
-import net.minecraft.server.v1_13_R1.World;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_13_R1.util.CraftChatMessage;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "ax");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean c(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static IChatBaseComponent createCustomNameNMSObject(String customName) {
-        return CraftChatMessage.fromStringOrNull(Strings.truncate(customName, 300));
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public IChatBaseComponent getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.getVehicle() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/EntityNMSItem.java

@@ -1,199 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_13_R1.Blocks;
-import net.minecraft.server.v1_13_R1.DamageSource;
-import net.minecraft.server.v1_13_R1.EntityHuman;
-import net.minecraft.server.v1_13_R1.EntityItem;
-import net.minecraft.server.v1_13_R1.EntityPlayer;
-import net.minecraft.server.v1_13_R1.ItemStack;
-import net.minecraft.server.v1_13_R1.NBTTagCompound;
-import net.minecraft.server.v1_13_R1.NBTTagList;
-import net.minecraft.server.v1_13_R1.NBTTagString;
-import net.minecraft.server.v1_13_R1.World;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_13_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void d(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/EntityNMSSlime.java

@@ -1,191 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_13_R1.AxisAlignedBB;
-import net.minecraft.server.v1_13_R1.DamageSource;
-import net.minecraft.server.v1_13_R1.EntityDamageSource;
-import net.minecraft.server.v1_13_R1.EntityPlayer;
-import net.minecraft.server.v1_13_R1.EntitySlime;
-import net.minecraft.server.v1_13_R1.IChatBaseComponent;
-import net.minecraft.server.v1_13_R1.NBTTagCompound;
-import net.minecraft.server.v1_13_R1.SoundEffect;
-import net.minecraft.server.v1_13_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/NullBoundingBox.java

@@ -1,120 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import net.minecraft.server.v1_13_R1.AxisAlignedBB;
-import net.minecraft.server.v1_13_R1.BlockPosition;
-import net.minecraft.server.v1_13_R1.EnumDirection.EnumAxis;
-import net.minecraft.server.v1_13_R1.MovingObjectPosition;
-import net.minecraft.server.v1_13_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public MovingObjectPosition b(Vec3D arg0, Vec3D arg1) {
-        return null;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public boolean b(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public double a(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public MovingObjectPosition a(Vec3D arg0, Vec3D arg1, BlockPosition arg2) {
-        return null;
-    }
-
-    @Override
-    public double b(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean e(double arg0, double arg1, double arg2) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB f(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_13_R1.Entity;
-import net.minecraft.server.v1_13_R1.EntityTrackerEntry;
-import net.minecraft.server.v1_13_R1.Packet;
-import net.minecraft.server.v1_13_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTrackerEntry> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTrackerEntry getTracker0() {
-        return ((WorldServer) entity.world).tracker.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_13_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R1/VersionNMSManager.java

@@ -5,170 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_13_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_13_R1.Entity;
-import net.minecraft.server.v1_13_R1.EntityTypes;
-import net.minecraft.server.v1_13_R1.MathHelper;
-import net.minecraft.server.v1_13_R1.RegistryID;
-import net.minecraft.server.v1_13_R1.RegistryMaterials;
-import net.minecraft.server.v1_13_R1.World;
-import net.minecraft.server.v1_13_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_13_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_13_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<EntityTypes<?>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<EntityTypes<?>>>() {}, RegistryMaterials.class, "a");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-    private static final ReflectField<List<Entity>> ENTITY_LIST_FIELD
-            = ReflectField.lookup(new ClassToken<List<Entity>>() {}, World.class, "entityList");
-
-    private static final ReflectMethod<?> REGISTER_ENTITY_METHOD = ReflectMethod.lookup(Object.class, World.class, "b", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<EntityTypes<?>> registryID = REGISTRY_ID_FIELD.get(EntityTypes.REGISTRY);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> EntityTypes mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the EntityTypes object
-        registryID.a(new EntityTypes<>(entityClass, world -> null, true, true, null), id);
-
-        // Restore the ID -> EntityTypes mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            org.bukkit.World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.getChunkProviderServer().isLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        if (NMSCommons.IS_PAPER_SERVER) {
-            try {
-                // Workaround because nmsWorld.entityList is a different class in Paper,
-                // if used without reflection it throws NoSuchFieldError.
-                ENTITY_LIST_FIELD.get(nmsWorld).add(nmsEntity);
-            } catch (ReflectiveOperationException e) {
-                e.printStackTrace();
-                throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-            }
-        } else {
-            nmsWorld.entityList.add(nmsEntity);
-        }
-
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/CraftNMSArmorStand.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R2.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/CraftNMSItem.java

@@ -1,57 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R2.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-
-    // Methods from Item
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/CraftNMSSlime.java

@@ -1,77 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_13_R2.CraftServer;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.loot.LootTable;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-
-    // Methods from Mob
-    @Override public void setLootTable(LootTable table) {}
-    @Override public void setSeed(long seed) {}
-
-    // Methods from Slime
-    @Override public void setSize(int size) {}
-    @Override public void setTarget(LivingEntity target) {}
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/EntityNMSArmorStand.java

@@ -1,262 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_13_R2.AxisAlignedBB;
-import net.minecraft.server.v1_13_R2.DamageSource;
-import net.minecraft.server.v1_13_R2.Entity;
-import net.minecraft.server.v1_13_R2.EntityArmorStand;
-import net.minecraft.server.v1_13_R2.EntityHuman;
-import net.minecraft.server.v1_13_R2.EnumHand;
-import net.minecraft.server.v1_13_R2.EnumInteractionResult;
-import net.minecraft.server.v1_13_R2.EnumItemSlot;
-import net.minecraft.server.v1_13_R2.IChatBaseComponent;
-import net.minecraft.server.v1_13_R2.ItemStack;
-import net.minecraft.server.v1_13_R2.NBTTagCompound;
-import net.minecraft.server.v1_13_R2.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_13_R2.SoundEffect;
-import net.minecraft.server.v1_13_R2.Vec3D;
-import net.minecraft.server.v1_13_R2.World;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_13_R2.util.CraftChatMessage;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "vehicle");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean c(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static IChatBaseComponent createCustomNameNMSObject(String customName) {
-        return CraftChatMessage.fromStringOrNull(Strings.truncate(customName, 300));
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public IChatBaseComponent getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.getVehicle() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/EntityNMSItem.java

@@ -1,199 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_13_R2.Blocks;
-import net.minecraft.server.v1_13_R2.DamageSource;
-import net.minecraft.server.v1_13_R2.EntityHuman;
-import net.minecraft.server.v1_13_R2.EntityItem;
-import net.minecraft.server.v1_13_R2.EntityPlayer;
-import net.minecraft.server.v1_13_R2.ItemStack;
-import net.minecraft.server.v1_13_R2.NBTTagCompound;
-import net.minecraft.server.v1_13_R2.NBTTagList;
-import net.minecraft.server.v1_13_R2.NBTTagString;
-import net.minecraft.server.v1_13_R2.World;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_13_R2.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void d(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/EntityNMSSlime.java

@@ -1,191 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_13_R2.AxisAlignedBB;
-import net.minecraft.server.v1_13_R2.DamageSource;
-import net.minecraft.server.v1_13_R2.EntityDamageSource;
-import net.minecraft.server.v1_13_R2.EntityPlayer;
-import net.minecraft.server.v1_13_R2.EntitySlime;
-import net.minecraft.server.v1_13_R2.IChatBaseComponent;
-import net.minecraft.server.v1_13_R2.NBTTagCompound;
-import net.minecraft.server.v1_13_R2.SoundEffect;
-import net.minecraft.server.v1_13_R2.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (super.bukkitEntity == null) {
-            super.bukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return super.bukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/NullBoundingBox.java

@@ -1,120 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import net.minecraft.server.v1_13_R2.AxisAlignedBB;
-import net.minecraft.server.v1_13_R2.BlockPosition;
-import net.minecraft.server.v1_13_R2.EnumDirection.EnumAxis;
-import net.minecraft.server.v1_13_R2.MovingObjectPosition;
-import net.minecraft.server.v1_13_R2.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public MovingObjectPosition b(Vec3D arg0, Vec3D arg1) {
-        return null;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public boolean b(Vec3D arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public double a(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public MovingObjectPosition a(Vec3D arg0, Vec3D arg1, BlockPosition arg2) {
-        return null;
-    }
-
-    @Override
-    public double b(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean e(double arg0, double arg1, double arg2) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB f(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_13_R2;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_13_R2.Entity;
-import net.minecraft.server.v1_13_R2.EntityTrackerEntry;
-import net.minecraft.server.v1_13_R2.Packet;
-import net.minecraft.server.v1_13_R2.WorldServer;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTrackerEntry> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTrackerEntry getTracker0() {
-        return ((WorldServer) entity.world).tracker.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTrackerEntry tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/VersionNMSManager.java

@@ -5,171 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_13_R2;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_13_R2.Entity;
-import net.minecraft.server.v1_13_R2.EntityTypes;
-import net.minecraft.server.v1_13_R2.IRegistry;
-import net.minecraft.server.v1_13_R2.MathHelper;
-import net.minecraft.server.v1_13_R2.RegistryID;
-import net.minecraft.server.v1_13_R2.RegistryMaterials;
-import net.minecraft.server.v1_13_R2.World;
-import net.minecraft.server.v1_13_R2.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_13_R2.CraftWorld;
-import org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<EntityTypes<?>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<EntityTypes<?>>>() {}, RegistryMaterials.class, "b");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-    private static final ReflectField<List<Entity>> ENTITY_LIST_FIELD
-            = ReflectField.lookup(new ClassToken<List<Entity>>() {}, World.class, "entityList");
-
-    private static final ReflectMethod<?> REGISTER_ENTITY_METHOD = ReflectMethod.lookup(Object.class, World.class, "b", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<EntityTypes<?>> registryID = REGISTRY_ID_FIELD.get(IRegistry.ENTITY_TYPE);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> EntityTypes mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the EntityTypes object
-        registryID.a(new EntityTypes<>(entityClass, world -> null, true, true, null), id);
-
-        // Restore the ID -> EntityTypes mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            org.bukkit.World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            org.bukkit.World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.isChunkLoaded(chunkX, chunkZ, true)) { // The boolean "true" is currently unused
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        if (NMSCommons.IS_PAPER_SERVER) {
-            try {
-                // Workaround because nmsWorld.entityList is a different class in Paper,
-                // if used without reflection it throws NoSuchFieldError.
-                ENTITY_LIST_FIELD.get(nmsWorld).add(nmsEntity);
-            } catch (ReflectiveOperationException e) {
-                e.printStackTrace();
-                throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-            }
-        } else {
-            nmsWorld.entityList.add(nmsEntity);
-        }
-
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/CraftNMSArmorStand.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_14_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/CraftNMSItem.java

@@ -1,58 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_14_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Item class
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/CraftNMSSlime.java

@@ -1,78 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_14_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.loot.LootTable;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Slime class
-    @Override public void setSize(int size) {}
-    @Override public void setTarget(LivingEntity target) {}
-
-    // Methods from Mob class
-    @Override public void setLootTable(LootTable table) {}
-    @Override public void setSeed(long seed) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/EntityNMSArmorStand.java

@@ -1,264 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_14_R1.AxisAlignedBB;
-import net.minecraft.server.v1_14_R1.DamageSource;
-import net.minecraft.server.v1_14_R1.Entity;
-import net.minecraft.server.v1_14_R1.EntityArmorStand;
-import net.minecraft.server.v1_14_R1.EntityHuman;
-import net.minecraft.server.v1_14_R1.EntityTypes;
-import net.minecraft.server.v1_14_R1.EnumHand;
-import net.minecraft.server.v1_14_R1.EnumInteractionResult;
-import net.minecraft.server.v1_14_R1.EnumItemSlot;
-import net.minecraft.server.v1_14_R1.IChatBaseComponent;
-import net.minecraft.server.v1_14_R1.ItemStack;
-import net.minecraft.server.v1_14_R1.NBTTagCompound;
-import net.minecraft.server.v1_14_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_14_R1.SoundEffect;
-import net.minecraft.server.v1_14_R1.Vec3D;
-import net.minecraft.server.v1_14_R1.World;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_14_R1.util.CraftChatMessage;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "vehicle");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(EntityTypes.ARMOR_STAND, world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean a_(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static IChatBaseComponent createCustomNameNMSObject(String customName) {
-        return CraftChatMessage.fromStringOrNull(Strings.truncate(customName, 300));
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public IChatBaseComponent getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.getVehicle() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/EntityNMSItem.java

@@ -1,201 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_14_R1.Blocks;
-import net.minecraft.server.v1_14_R1.DamageSource;
-import net.minecraft.server.v1_14_R1.EntityHuman;
-import net.minecraft.server.v1_14_R1.EntityItem;
-import net.minecraft.server.v1_14_R1.EntityPlayer;
-import net.minecraft.server.v1_14_R1.EntityTypes;
-import net.minecraft.server.v1_14_R1.ItemStack;
-import net.minecraft.server.v1_14_R1.NBTTagCompound;
-import net.minecraft.server.v1_14_R1.NBTTagList;
-import net.minecraft.server.v1_14_R1.NBTTagString;
-import net.minecraft.server.v1_14_R1.World;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_14_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(EntityTypes.ITEM, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void pickup(EntityHuman human) {
-        if (human.locY < super.locY - 1.5 || human.locY > super.locY + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(new NBTTagString(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/EntityNMSSlime.java

@@ -1,193 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_14_R1.AxisAlignedBB;
-import net.minecraft.server.v1_14_R1.DamageSource;
-import net.minecraft.server.v1_14_R1.EntityDamageSource;
-import net.minecraft.server.v1_14_R1.EntityPlayer;
-import net.minecraft.server.v1_14_R1.EntitySlime;
-import net.minecraft.server.v1_14_R1.EntityTypes;
-import net.minecraft.server.v1_14_R1.IChatBaseComponent;
-import net.minecraft.server.v1_14_R1.NBTTagCompound;
-import net.minecraft.server.v1_14_R1.SoundEffect;
-import net.minecraft.server.v1_14_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(EntityTypes.SLIME, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/NullBoundingBox.java

@@ -1,124 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import net.minecraft.server.v1_14_R1.AxisAlignedBB;
-import net.minecraft.server.v1_14_R1.BlockPosition;
-import net.minecraft.server.v1_14_R1.EnumDirection.EnumAxis;
-import net.minecraft.server.v1_14_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public double a(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public double b(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean e(double arg0, double arg1, double arg2) {
-        return false;
-    }
-
-    @Override
-    public double b() {
-        return 0.0;
-    }
-
-    @Override
-    public double c() {
-        return 0.0;
-    }
-
-    @Override
-    public double d() {
-        return 0.0;
-    }
-
-    @Override
-    public boolean c(Vec3D var0) {
-        return false;
-    }
-
-    @Override
-    public Vec3D f() {
-        return Vec3D.a;
-    }
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_14_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_14_R1.Entity;
-import net.minecraft.server.v1_14_R1.Packet;
-import net.minecraft.server.v1_14_R1.PlayerChunkMap.EntityTracker;
-import net.minecraft.server.v1_14_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTracker> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTracker getTracker0() {
-        return ((WorldServer) entity.world).getChunkProvider().playerChunkMap.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTracker tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTracker tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/VersionNMSManager.java

@@ -5,154 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_14_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_14_R1.Entity;
-import net.minecraft.server.v1_14_R1.EntityTypes;
-import net.minecraft.server.v1_14_R1.EnumCreatureType;
-import net.minecraft.server.v1_14_R1.IRegistry;
-import net.minecraft.server.v1_14_R1.MathHelper;
-import net.minecraft.server.v1_14_R1.RegistryID;
-import net.minecraft.server.v1_14_R1.RegistryMaterials;
-import net.minecraft.server.v1_14_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.World;
-import org.bukkit.craftbukkit.v1_14_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_14_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<EntityTypes<?>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<EntityTypes<?>>>() {}, RegistryMaterials.class, "b");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-    private static final ReflectMethod<Void> REGISTER_ENTITY_METHOD
-            = ReflectMethod.lookup(void.class, WorldServer.class, "registerEntity", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55, 2.04f, 2.04f);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id, float sizeWidth, float sizeHeight) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<EntityTypes<?>> registryID = REGISTRY_ID_FIELD.get(IRegistry.ENTITY_TYPE);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> EntityTypes mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the EntityTypes object
-        registryID.a(EntityTypes.a.a(EnumCreatureType.MONSTER).a(sizeWidth, sizeHeight).b().a((String) null), id);
-
-        // Restore the ID -> EntityTypes mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ / 16.0);
-
-        if (!nmsWorld.isChunkLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/CraftNMSArmorStand.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_15_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/CraftNMSItem.java

@@ -1,58 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_15_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Item class
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/CraftNMSSlime.java

@@ -1,78 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_15_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.loot.LootTable;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Slime class
-    @Override public void setSize(int size) {}
-    @Override public void setTarget(LivingEntity target) {}
-
-    // Methods from Mob class
-    @Override public void setLootTable(LootTable table) {}
-    @Override public void setSeed(long seed) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/EntityNMSArmorStand.java

@@ -1,264 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_15_R1.AxisAlignedBB;
-import net.minecraft.server.v1_15_R1.DamageSource;
-import net.minecraft.server.v1_15_R1.Entity;
-import net.minecraft.server.v1_15_R1.EntityArmorStand;
-import net.minecraft.server.v1_15_R1.EntityHuman;
-import net.minecraft.server.v1_15_R1.EntityTypes;
-import net.minecraft.server.v1_15_R1.EnumHand;
-import net.minecraft.server.v1_15_R1.EnumInteractionResult;
-import net.minecraft.server.v1_15_R1.EnumItemSlot;
-import net.minecraft.server.v1_15_R1.IChatBaseComponent;
-import net.minecraft.server.v1_15_R1.ItemStack;
-import net.minecraft.server.v1_15_R1.NBTTagCompound;
-import net.minecraft.server.v1_15_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_15_R1.SoundEffect;
-import net.minecraft.server.v1_15_R1.Vec3D;
-import net.minecraft.server.v1_15_R1.World;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_15_R1.util.CraftChatMessage;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "vehicle");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(EntityTypes.ARMOR_STAND, world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean a_(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static IChatBaseComponent createCustomNameNMSObject(String customName) {
-        return CraftChatMessage.fromStringOrNull(Strings.truncate(customName, 300));
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public IChatBaseComponent getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.getVehicle() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/EntityNMSItem.java

@@ -1,201 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_15_R1.Blocks;
-import net.minecraft.server.v1_15_R1.DamageSource;
-import net.minecraft.server.v1_15_R1.EntityHuman;
-import net.minecraft.server.v1_15_R1.EntityItem;
-import net.minecraft.server.v1_15_R1.EntityPlayer;
-import net.minecraft.server.v1_15_R1.EntityTypes;
-import net.minecraft.server.v1_15_R1.ItemStack;
-import net.minecraft.server.v1_15_R1.NBTTagCompound;
-import net.minecraft.server.v1_15_R1.NBTTagList;
-import net.minecraft.server.v1_15_R1.NBTTagString;
-import net.minecraft.server.v1_15_R1.World;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(EntityTypes.ITEM, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void pickup(EntityHuman human) {
-        if (human.locY() < super.locY() - 1.5 || human.locY() > super.locY() + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.a) { // ItemStack.a is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(NBTTagString.a(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/EntityNMSSlime.java

@@ -1,193 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_15_R1.AxisAlignedBB;
-import net.minecraft.server.v1_15_R1.DamageSource;
-import net.minecraft.server.v1_15_R1.EntityDamageSource;
-import net.minecraft.server.v1_15_R1.EntityPlayer;
-import net.minecraft.server.v1_15_R1.EntitySlime;
-import net.minecraft.server.v1_15_R1.EntityTypes;
-import net.minecraft.server.v1_15_R1.IChatBaseComponent;
-import net.minecraft.server.v1_15_R1.NBTTagCompound;
-import net.minecraft.server.v1_15_R1.SoundEffect;
-import net.minecraft.server.v1_15_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(EntityTypes.SLIME, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void b(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean c(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void f(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void a(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void a(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/NullBoundingBox.java

@@ -1,124 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import net.minecraft.server.v1_15_R1.AxisAlignedBB;
-import net.minecraft.server.v1_15_R1.BlockPosition;
-import net.minecraft.server.v1_15_R1.EnumDirection.EnumAxis;
-import net.minecraft.server.v1_15_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public double a(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public double b(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean e(double arg0, double arg1, double arg2) {
-        return false;
-    }
-
-    @Override
-    public double b() {
-        return 0.0;
-    }
-
-    @Override
-    public double c() {
-        return 0.0;
-    }
-
-    @Override
-    public double d() {
-        return 0.0;
-    }
-
-    @Override
-    public boolean c(Vec3D var0) {
-        return false;
-    }
-
-    @Override
-    public Vec3D f() {
-        return Vec3D.a;
-    }
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/VersionNMSEntityHelper.java

@@ -1,46 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_15_R1;
-
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntityHelper;
-import net.minecraft.server.v1_15_R1.Entity;
-import net.minecraft.server.v1_15_R1.Packet;
-import net.minecraft.server.v1_15_R1.PlayerChunkMap.EntityTracker;
-import net.minecraft.server.v1_15_R1.WorldServer;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class VersionNMSEntityHelper extends NMSEntityHelper<EntityTracker> {
-
-    private final Entity entity;
-
-    public VersionNMSEntityHelper(Entity entity) {
-        this.entity = entity;
-    }
-
-    @Override
-    protected EntityTracker getTracker0() {
-        return ((WorldServer) entity.world).getChunkProvider().playerChunkMap.trackedEntities.get(entity.getId());
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        EntityTracker tracker = getTracker();
-        if (tracker != null) {
-            return tracker.trackedPlayers.contains(((CraftPlayer) bukkitPlayer).getHandle());
-        } else {
-            return false;
-        }
-    }
-
-    public void broadcastPacket(Packet<?> packet) {
-        EntityTracker tracker = getTracker();
-        if (tracker != null) {
-            tracker.broadcast(packet);
-        }
-    }
-
-}

nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/VersionNMSManager.java

@@ -5,154 +5,20 @@
  */
 package me.filoghost.holographicdisplays.nms.v1_15_R1;
 
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.reflection.ClassToken;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.fcommons.reflection.ReflectMethod;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
+import me.filoghost.holographicdisplays.common.nms.EntityID;
 import me.filoghost.holographicdisplays.common.nms.NMSManager;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.SpawnFailedException;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_15_R1.Entity;
-import net.minecraft.server.v1_15_R1.EntityTypes;
-import net.minecraft.server.v1_15_R1.EnumCreatureType;
-import net.minecraft.server.v1_15_R1.IRegistry;
-import net.minecraft.server.v1_15_R1.MathHelper;
-import net.minecraft.server.v1_15_R1.RegistryID;
-import net.minecraft.server.v1_15_R1.RegistryMaterials;
-import net.minecraft.server.v1_15_R1.WorldServer;
-import org.bukkit.Bukkit;
-import org.bukkit.World;
-import org.bukkit.craftbukkit.v1_15_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftEntity;
-import org.bukkit.inventory.ItemStack;
+import me.filoghost.holographicdisplays.common.nms.NMSPacketList;
 
 public class VersionNMSManager implements NMSManager {
 
-    private static final ReflectField<RegistryID<EntityTypes<?>>> REGISTRY_ID_FIELD
-            = ReflectField.lookup(new ClassToken<RegistryID<EntityTypes<?>>>() {}, RegistryMaterials.class, "b");
-    private static final ReflectField<Object[]> ID_TO_CLASS_MAP_FIELD
-            = ReflectField.lookup(Object[].class, RegistryID.class, "d");
-    private static final ReflectMethod<Void> REGISTER_ENTITY_METHOD
-            = ReflectMethod.lookup(void.class, WorldServer.class, "registerEntity", Entity.class);
-
-    private final ProtocolPacketSettings protocolPacketSettings;
-
-    public VersionNMSManager(ProtocolPacketSettings protocolPacketSettings) {
-        this.protocolPacketSettings = protocolPacketSettings;
+    @Override
+    public EntityID newEntityID() {
+        return null;
     }
 
     @Override
-    public void setup() throws Exception {
-        registerCustomEntity(EntityNMSSlime.class, 55, 2.04f, 2.04f);
-    }
-
-    public void registerCustomEntity(Class<? extends Entity> entityClass, int id, float sizeWidth, float sizeHeight) throws Exception {
-        // Use reflection to get the RegistryID of entities
-        RegistryID<EntityTypes<?>> registryID = REGISTRY_ID_FIELD.get(IRegistry.ENTITY_TYPE);
-        Object[] idToClassMap = ID_TO_CLASS_MAP_FIELD.get(registryID);
-
-        // Save the the ID -> EntityTypes mapping before the registration
-        Object oldValue = idToClassMap[id];
-
-        // Register the EntityTypes object
-        registryID.a(EntityTypes.a.a(EnumCreatureType.MONSTER).a(sizeWidth, sizeHeight).b().a((String) null), id);
-
-        // Restore the ID -> EntityTypes mapping
-        idToClassMap[id] = oldValue;
-    }
-
-    @Override
-    public NMSItem spawnNMSItem(
-            World bukkitWorld, double x, double y, double z,
-            StandardItemLine parentHologramLine,
-            ItemStack stack) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSItem item = new EntityNMSItem(nmsWorld, parentHologramLine);
-        item.setLocationNMS(x, y, z);
-        item.setItemStackNMS(stack);
-        addEntityToWorld(nmsWorld, item);
-        return item;
-    }
-
-    @Override
-    public EntityNMSSlime spawnNMSSlime(
-            World bukkitWorld, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        EntityNMSSlime slime = new EntityNMSSlime(nmsWorld, parentHologramLine);
-        slime.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, slime);
-        return slime;
-    }
-
-    @Override
-    public NMSArmorStand spawnNMSArmorStand(
-            World world, double x, double y, double z,
-            StandardHologramLine parentHologramLine) throws SpawnFailedException {
-        WorldServer nmsWorld = ((CraftWorld) world).getHandle();
-        EntityNMSArmorStand armorStand = new EntityNMSArmorStand(nmsWorld, parentHologramLine, protocolPacketSettings);
-        armorStand.setLocationNMS(x, y, z);
-        addEntityToWorld(nmsWorld, armorStand);
-        return armorStand;
-    }
-
-    private void addEntityToWorld(WorldServer nmsWorld, Entity nmsEntity) throws SpawnFailedException {
-        Preconditions.checkState(Bukkit.isPrimaryThread(), "Async entity add");
-
-        final int chunkX = MathHelper.floor(nmsEntity.locX() / 16.0);
-        final int chunkZ = MathHelper.floor(nmsEntity.locZ() / 16.0);
-
-        if (!nmsWorld.isChunkLoaded(chunkX, chunkZ)) {
-            // This should never happen
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.CHUNK_NOT_LOADED);
-        }
-
-        nmsWorld.getChunkAt(chunkX, chunkZ).a(nmsEntity);
-        try {
-            REGISTER_ENTITY_METHOD.invoke(nmsWorld, nmsEntity);
-        } catch (ReflectiveOperationException e) {
-            nmsEntity.dead = true;
-            throw new SpawnFailedException(SpawnFailedException.REGISTER_ENTITY_FAIL, e);
-        }
-    }
-
-    @Override
-    public boolean isNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        return ((CraftEntity) bukkitEntity).getHandle() instanceof NMSEntity;
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBase(org.bukkit.entity.Entity bukkitEntity) {
-        Entity nmsEntity = ((CraftEntity) bukkitEntity).getHandle();
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public NMSEntity getNMSEntityBaseFromID(org.bukkit.World bukkitWorld, int entityID) {
-        WorldServer nmsWorld = ((CraftWorld) bukkitWorld).getHandle();
-        Entity nmsEntity = nmsWorld.getEntity(entityID);
-
-        if (nmsEntity instanceof NMSEntity) {
-            return (NMSEntity) nmsEntity;
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Object createCustomNameNMSObject(String customName) {
-        return EntityNMSArmorStand.createCustomNameNMSObject(customName);
+    public NMSPacketList createPacketList() {
+        return null;
     }
 
 }

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/CraftNMSArmorStand.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_16_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftArmorStand;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.EulerAngle;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSArmorStand extends CraftArmorStand {
-
-    public CraftNMSArmorStand(CraftServer server, EntityNMSArmorStand entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from ArmorStand class
-    @Override public void setArms(boolean arms) {}
-    @Override public void setBasePlate(boolean basePlate) {}
-    @Override public void setBodyPose(EulerAngle pose) {}
-    @Override public void setBoots(ItemStack item) {}
-    @Override public void setChestplate(ItemStack item) {}
-    @Override public void setHeadPose(EulerAngle pose) {}
-    @Override public void setHelmet(ItemStack item) {}
-    @Override public void setItemInHand(ItemStack item) {}
-    @Override public void setLeftArmPose(EulerAngle pose) {}
-    @Override public void setLeftLegPose(EulerAngle pose) {}
-    @Override public void setLeggings(ItemStack item) {}
-    @Override public void setRightArmPose(EulerAngle pose) {}
-    @Override public void setRightLegPose(EulerAngle pose) {}
-    @Override public void setSmall(boolean small) {}
-    @Override public void setVisible(boolean visible) {}
-    @Override public void setMarker(boolean marker) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/CraftNMSItem.java

@@ -1,58 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_16_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftItem;
-import org.bukkit.entity.Entity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-public class CraftNMSItem extends CraftItem {
-
-    public CraftNMSItem(CraftServer server, EntityNMSItem entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Item class
-    @Override public void setItemStack(ItemStack stack) {}
-    @Override public void setPickupDelay(int delay) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/CraftNMSSlime.java

@@ -1,78 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import org.bukkit.EntityEffect;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_16_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftSlime;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.bukkit.loot.LootTable;
-import org.bukkit.potion.PotionEffect;
-import org.bukkit.util.Vector;
-
-import java.util.Collection;
-
-public class CraftNMSSlime extends CraftSlime {
-
-    public CraftNMSSlime(CraftServer server, EntityNMSSlime entity) {
-        super(server, entity);
-    }
-
-    // Disallow all the bukkit methods
-
-    @Override
-    public void remove() {
-        // Cannot be removed, this is the most important to override
-    }
-
-    // Methods from Slime class
-    @Override public void setSize(int size) {}
-    @Override public void setTarget(LivingEntity target) {}
-
-    // Methods from Mob class
-    @Override public void setLootTable(LootTable table) {}
-    @Override public void setSeed(long seed) {}
-
-    // Methods from LivingEntity class
-    @Override public boolean addPotionEffect(PotionEffect effect) { return false; }
-    @Override public boolean addPotionEffect(PotionEffect effect, boolean param) { return false; }
-    @Override public boolean addPotionEffects(Collection<PotionEffect> effects) { return false; }
-    @Override public void setRemoveWhenFarAway(boolean remove) {}
-    @Override public void setAI(boolean ai) {}
-    @Override public void setCanPickupItems(boolean pickup) {}
-    @Override public void setCollidable(boolean collidable) {}
-    @Override public void setGliding(boolean gliding) {}
-    @Override public boolean setLeashHolder(Entity holder) { return false; }
-    @Override public void setSwimming(boolean swimming) {}
-
-    // Methods from Entity class
-    @Override public void setVelocity(Vector vel) {}
-    @Override public boolean teleport(Location loc) { return false; }
-    @Override public boolean teleport(Entity entity) { return false; }
-    @Override public boolean teleport(Location loc, TeleportCause cause) { return false; }
-    @Override public boolean teleport(Entity entity, TeleportCause cause) { return false; }
-    @Override public void setFireTicks(int ticks) {}
-    @Override public boolean setPassenger(Entity entity) { return false; }
-    @Override public boolean eject() { return false; }
-    @Override public boolean leaveVehicle() { return false; }
-    @Override public void playEffect(EntityEffect effect) {}
-    @Override public void setCustomName(String name) {}
-    @Override public void setCustomNameVisible(boolean flag) {}
-    @Override public void setLastDamageCause(EntityDamageEvent event) {}
-    @Override public void setGlowing(boolean flag) {}
-    @Override public void setGravity(boolean gravity) {}
-    @Override public void setInvulnerable(boolean flag) {}
-    @Override public void setMomentum(Vector value) {}
-    @Override public void setSilent(boolean flag) {}
-    @Override public void setTicksLived(int value) {}
-    @Override public void setPersistent(boolean flag) {}
-    @Override public void setRotation(float yaw, float pitch) {}
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/EntityNMSArmorStand.java

@@ -1,264 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import me.filoghost.fcommons.Preconditions;
-import me.filoghost.fcommons.Strings;
-import me.filoghost.fcommons.reflection.ReflectField;
-import me.filoghost.holographicdisplays.common.DebugLogger;
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.ProtocolPacketSettings;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSArmorStand;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSEntity;
-import net.minecraft.server.v1_16_R1.AxisAlignedBB;
-import net.minecraft.server.v1_16_R1.DamageSource;
-import net.minecraft.server.v1_16_R1.Entity;
-import net.minecraft.server.v1_16_R1.EntityArmorStand;
-import net.minecraft.server.v1_16_R1.EntityHuman;
-import net.minecraft.server.v1_16_R1.EntityTypes;
-import net.minecraft.server.v1_16_R1.EnumHand;
-import net.minecraft.server.v1_16_R1.EnumInteractionResult;
-import net.minecraft.server.v1_16_R1.EnumItemSlot;
-import net.minecraft.server.v1_16_R1.IChatBaseComponent;
-import net.minecraft.server.v1_16_R1.ItemStack;
-import net.minecraft.server.v1_16_R1.NBTTagCompound;
-import net.minecraft.server.v1_16_R1.PacketPlayOutEntityTeleport;
-import net.minecraft.server.v1_16_R1.SoundEffect;
-import net.minecraft.server.v1_16_R1.Vec3D;
-import net.minecraft.server.v1_16_R1.World;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_16_R1.util.CraftChatMessage;
-import org.bukkit.entity.Player;
-
-import java.util.Objects;
-
-public class EntityNMSArmorStand extends EntityArmorStand implements NMSArmorStand {
-
-    private static final ReflectField<Entity> VEHICLE_FIELD = ReflectField.lookup(Entity.class, Entity.class, "vehicle");
-
-    private final StandardHologramLine parentHologramLine;
-    private final ProtocolPacketSettings protocolPacketSettings;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-    private String customName;
-
-    public EntityNMSArmorStand(World world, StandardHologramLine parentHologramLine, ProtocolPacketSettings protocolPacketSettings) {
-        super(EntityTypes.ARMOR_STAND, world);
-        this.parentHologramLine = parentHologramLine;
-        this.protocolPacketSettings = protocolPacketSettings;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.setInvisible(true);
-        super.setSmall(true);
-        super.setArms(false);
-        super.setNoGravity(true);
-        super.setBasePlate(true);
-        super.setMarker(true);
-        super.collides = false;
-        super.onGround = true; // Workaround to force EntityTrackerEntry to send a teleport packet
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // Workaround to force EntityTrackerEntry to send a teleport packet immediately after spawning this entity
-        if (super.onGround) {
-            super.onGround = false;
-        }
-    }
-
-    @Override
-    public void saveData(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean a_(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void load(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void loadData(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public EnumInteractionResult a(EntityHuman human, Vec3D vec3d, EnumHand enumhand) {
-        // Prevent armor stand from being equipped
-        return EnumInteractionResult.PASS;
-    }
-
-    @Override
-    public boolean a_(int i, ItemStack item) {
-        // Prevent armor stand from being equipped
-        return false;
-    }
-
-    @Override
-    public void setSlot(EnumItemSlot enumitemslot, ItemStack itemstack) {
-        // Prevent armor stand from being equipped
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void playSound(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void setCustomNameNMS(String customName) {
-        if (Objects.equals(this.customName, customName)) {
-            return;
-        }
-        this.customName = customName;
-        super.setCustomName(createCustomNameNMSObject(customName));
-        super.setCustomNameVisible(customName != null && !customName.isEmpty());
-    }
-
-    protected static IChatBaseComponent createCustomNameNMSObject(String customName) {
-        return CraftChatMessage.fromStringOrNull(Strings.truncate(customName, 300));
-    }
-
-    @Override
-    public String getCustomNameStringNMS() {
-        return this.customName;
-    }
-
-    @Override
-    public IChatBaseComponent getCustomNameObjectNMS() {
-        return super.getCustomName();
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSArmorStand(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-        if (protocolPacketSettings.sendAccurateLocationPackets()) {
-            helper.broadcastPacket(new PacketPlayOutEntityTeleport(this));
-        }
-    }
-
-    @Override
-    public void setPassengerNMS(NMSEntity passenger) {
-        Preconditions.checkArgument(passenger instanceof Entity);
-        Entity passengerEntity = (Entity) passenger;
-        Preconditions.checkArgument(passengerEntity.getVehicle() == null);
-        Preconditions.checkState(super.passengers.isEmpty());
-
-        try {
-            VEHICLE_FIELD.set(passenger, this);
-            this.passengers.add(passengerEntity);
-        } catch (ReflectiveOperationException e) {
-            DebugLogger.cannotSetPassenger(e);
-        }
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/EntityNMSItem.java

@@ -1,201 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.hologram.StandardItemLine;
-import me.filoghost.holographicdisplays.common.nms.NMSCommons;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSItem;
-import net.minecraft.server.v1_16_R1.Blocks;
-import net.minecraft.server.v1_16_R1.DamageSource;
-import net.minecraft.server.v1_16_R1.EntityHuman;
-import net.minecraft.server.v1_16_R1.EntityItem;
-import net.minecraft.server.v1_16_R1.EntityPlayer;
-import net.minecraft.server.v1_16_R1.EntityTypes;
-import net.minecraft.server.v1_16_R1.ItemStack;
-import net.minecraft.server.v1_16_R1.NBTTagCompound;
-import net.minecraft.server.v1_16_R1.NBTTagList;
-import net.minecraft.server.v1_16_R1.NBTTagString;
-import net.minecraft.server.v1_16_R1.World;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_16_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-
-public class EntityNMSItem extends EntityItem implements NMSItem {
-
-    private final StandardItemLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSItem(World world, StandardItemLine parentHologramLine) {
-        super(EntityTypes.ITEM, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.pickupDelay = 32767; // Lock the item pickup delay, also prevents entities from picking up the item
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    // Method called when a player is near
-    @Override
-    public void pickup(EntityHuman human) {
-        if (human.locY() < super.locY() - 1.5 || human.locY() > super.locY() + 1.0) {
-            // Too low or too high, it's a bit weird
-            return;
-        }
-
-        if (human instanceof EntityPlayer) {
-            parentHologramLine.onPickup(((EntityPlayer) human).getBukkitEntity());
-            // It is never added to the inventory
-        }
-    }
-
-    @Override
-    public void saveData(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean a_(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void load(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void loadData(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public boolean isAlive() {
-        // This override prevents items from being picked up by hoppers (should have no side effects)
-        return false;
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSItem(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public void setItemStackNMS(org.bukkit.inventory.ItemStack stack) {
-        ItemStack newItem = CraftItemStack.asNMSCopy(stack);
-
-        if (newItem == null || newItem == ItemStack.b) { // ItemStack.b is returned if the stack is not valid
-            newItem = new ItemStack(Blocks.BEDROCK);
-        }
-
-        if (newItem.getTag() == null) {
-            newItem.setTag(new NBTTagCompound());
-        }
-        NBTTagCompound display = newItem.getTag().getCompound("display"); // Returns a new NBTTagCompound if not existing
-        if (!newItem.getTag().hasKey("display")) {
-            newItem.getTag().set("display", display);
-        }
-
-        NBTTagList tagList = new NBTTagList();
-        tagList.add(NBTTagString.a(NMSCommons.ANTI_STACK_LORE));
-        display.set("Lore", tagList);
-
-        super.setItemStack(newItem);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-    @Override
-    public Object getRawItemStack() {
-        return super.getItemStack();
-    }
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/EntityNMSSlime.java

@@ -1,193 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import me.filoghost.holographicdisplays.common.hologram.StandardHologramLine;
-import me.filoghost.holographicdisplays.common.nms.entity.NMSSlime;
-import net.minecraft.server.v1_16_R1.AxisAlignedBB;
-import net.minecraft.server.v1_16_R1.DamageSource;
-import net.minecraft.server.v1_16_R1.EntityDamageSource;
-import net.minecraft.server.v1_16_R1.EntityPlayer;
-import net.minecraft.server.v1_16_R1.EntitySlime;
-import net.minecraft.server.v1_16_R1.EntityTypes;
-import net.minecraft.server.v1_16_R1.IChatBaseComponent;
-import net.minecraft.server.v1_16_R1.NBTTagCompound;
-import net.minecraft.server.v1_16_R1.SoundEffect;
-import net.minecraft.server.v1_16_R1.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_16_R1.entity.CraftEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
-
-public class EntityNMSSlime extends EntitySlime implements NMSSlime {
-
-    private final StandardHologramLine parentHologramLine;
-    private final VersionNMSEntityHelper helper;
-    private CraftEntity customBukkitEntity;
-
-    public EntityNMSSlime(World world, StandardHologramLine parentHologramLine) {
-        super(EntityTypes.SLIME, world);
-        this.parentHologramLine = parentHologramLine;
-        this.helper = new VersionNMSEntityHelper(this);
-
-        super.persistent = true;
-        super.collides = false;
-        super.a(0.0F, 0.0F);
-        super.setSize(1, false);
-        super.setInvisible(true);
-        forceSetBoundingBox(new NullBoundingBox());
-    }
-
-    @Override
-    public void tick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void inactiveTick() {
-        // Disable normal ticking for this entity
-
-        // So it won't get removed
-        ticksLived = 0;
-    }
-
-    @Override
-    public void a(AxisAlignedBB boundingBox) {
-        // Prevent changes to bounding box
-    }
-
-    public void forceSetBoundingBox(AxisAlignedBB boundingBox) {
-        super.a(boundingBox);
-    }
-
-    @Override
-    public void saveData(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-    }
-
-    @Override
-    public boolean a_(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public boolean d(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return false;
-    }
-
-    @Override
-    public NBTTagCompound save(NBTTagCompound nbttagcompound) {
-        // Do not save NBT
-        return nbttagcompound;
-    }
-
-    @Override
-    public void load(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public void loadData(NBTTagCompound nbttagcompound) {
-        // Do not load NBT
-    }
-
-    @Override
-    public boolean damageEntity(DamageSource damageSource, float amount) {
-        if (damageSource instanceof EntityDamageSource) {
-            EntityDamageSource entityDamageSource = (EntityDamageSource) damageSource;
-            if (entityDamageSource.getEntity() instanceof EntityPlayer) {
-                Player player = ((EntityPlayer) entityDamageSource.getEntity()).getBukkitEntity();
-                PlayerInteractEntityEvent event = new PlayerInteractEntityEvent(player, getBukkitEntity());
-                Bukkit.getPluginManager().callEvent(event); // Bukkit takes care of the exceptions
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public boolean isInvulnerable(DamageSource source) {
-        /*
-         * The field Entity.invulnerable is private.
-         * It's only used while saving NBTTags, but since the entity would be killed
-         * on chunk unload, we prefer to override isInvulnerable().
-         */
-        return true;
-    }
-
-    @Override
-    public boolean isCollidable() {
-        return false;
-    }
-
-    @Override
-    public void setCustomName(IChatBaseComponent ichatbasecomponent) {
-        // Prevents changes to custom name
-    }
-
-    @Override
-    public void setCustomNameVisible(boolean visible) {
-        // Prevents changes to custom name visibility
-    }
-
-    @Override
-    public void playSound(SoundEffect soundeffect, float f, float f1) {
-        // Remove sounds
-    }
-
-    @Override
-    public void die() {
-        // Prevent entity from dying
-    }
-
-    @Override
-    public CraftEntity getBukkitEntity() {
-        if (customBukkitEntity == null) {
-            customBukkitEntity = new CraftNMSSlime(super.world.getServer(), this);
-        }
-        return customBukkitEntity;
-    }
-
-    @Override
-    public boolean isDeadNMS() {
-        return super.dead;
-    }
-
-    @Override
-    public void killEntityNMS() {
-        super.dead = true;
-    }
-
-    @Override
-    public void setLocationNMS(double x, double y, double z) {
-        super.setPosition(x, y, z);
-    }
-
-    @Override
-    public int getIdNMS() {
-        return super.getId();
-    }
-
-    @Override
-    public StandardHologramLine getHologramLine() {
-        return parentHologramLine;
-    }
-
-    @Override
-    public org.bukkit.entity.Entity getBukkitEntityNMS() {
-        return getBukkitEntity();
-    }
-
-    @Override
-    public boolean isTrackedBy(Player bukkitPlayer) {
-        return helper.isTrackedBy(bukkitPlayer);
-    }
-
-}

nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/NullBoundingBox.java

@@ -1,124 +0,0 @@
-/*
- * Copyright (C) filoghost and contributors
- *
- * SPDX-License-Identifier: GPL-3.0-or-later
- */
-package me.filoghost.holographicdisplays.nms.v1_16_R1;
-
-import net.minecraft.server.v1_16_R1.AxisAlignedBB;
-import net.minecraft.server.v1_16_R1.BlockPosition;
-import net.minecraft.server.v1_16_R1.EnumDirection.EnumAxis;
-import net.minecraft.server.v1_16_R1.Vec3D;
-
-public class NullBoundingBox extends AxisAlignedBB {
-
-    public NullBoundingBox() {
-        super(0, 0, 0, 0, 0, 0);
-    }
-
-    @Override
-    public double a() {
-        return 0.0;
-    }
-
-    @Override
-    public AxisAlignedBB a(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB grow(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB shrink(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB a(BlockPosition arg0) {
-        return this;
-    }
-
-    @Override
-    public boolean a(double arg0, double arg1, double arg2, double arg3, double arg4, double arg5) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB g(double arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(Vec3D arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(AxisAlignedBB arg0) {
-        return this;
-    }
-
-    @Override
-    public AxisAlignedBB b(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public boolean c(AxisAlignedBB arg0) {
-        return false;
-    }
-
-    @Override
-    public AxisAlignedBB d(double arg0, double arg1, double arg2) {
-        return this;
-    }
-
-    @Override
-    public double a(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public double b(EnumAxis arg0) {
-        return 0.0;
-    }
-
-    @Override
-    public boolean e(double arg0, double arg1, double arg2) {
-        return false;
-    }
-
-    @Override
-    public double b() {
-        return 0.0;
-    }
-
-    @Override
-    public double c() {
-        return 0.0;
-    }
-
-    @Override
-    public double d() {
-        return 0.0;
-    }
-
-    @Override
-    public boolean d(Vec3D var0) {
-        return false;
-    }
-
-    @Override
-    public Vec3D f() {
-        return Vec3D.a;
-    }
-
-}