Paper/Spigot-API-Patches/0150-Add-an-API-for-CanPlaceOn-and-CanDestroy-NBT-values.patch
Aikar 17b58d00d8
Unwrap Event Exceptions
This was a useless exception wrapper that ends up making
stack traces harder to read as well as the JVM cutting off
the important parts

Nothing catches this exception, so its safe to just get rid
of it and let the REAL exception bubble down
2019-02-23 12:17:41 -05:00

335 lines
12 KiB
Diff

From 54280844e72a78402ba7ce5e7ee5f821a3c1a746 Mon Sep 17 00:00:00 2001
From: Mark Vainomaa <mikroskeem@mikroskeem.eu>
Date: Wed, 12 Sep 2018 18:53:35 +0300
Subject: [PATCH] Add an API for CanPlaceOn and CanDestroy NBT values
diff --git a/src/main/java/com/destroystokyo/paper/Namespaced.java b/src/main/java/com/destroystokyo/paper/Namespaced.java
new file mode 100644
index 00000000..2baf58b7
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/Namespaced.java
@@ -0,0 +1,36 @@
+package com.destroystokyo.paper;
+
+/**
+ * Represents a namespaced resource, see {@link org.bukkit.NamespacedKey} for single elements
+ * or {@link com.destroystokyo.paper.NamespacedTag} for a collection of elements
+ *
+ * Namespaces may only contain lowercase alphanumeric characters, periods,
+ * underscores, and hyphens.
+ * <p>
+ * Keys may only contain lowercase alphanumeric characters, periods,
+ * underscores, hyphens, and forward slashes.
+ * <p>
+ * You should not be implementing this interface yourself, use {@link org.bukkit.NamespacedKey}
+ * or {@link com.destroystokyo.paper.NamespacedTag} as needed instead.
+ */
+public interface Namespaced {
+ /**
+ * Gets the namespace this resource is a part of
+ * <p>
+ * This is contractually obligated to only contain lowercase alphanumeric characters,
+ * periods, underscores, and hyphens.
+ *
+ * @return resource namespace
+ */
+ String getNamespace();
+
+ /**
+ * Gets the key corresponding to this resource
+ * <p>
+ * This is contractually obligated to only contain lowercase alphanumeric characters,
+ * periods, underscores, hyphens, and forward slashes.
+ *
+ * @return resource key
+ */
+ String getKey();
+}
diff --git a/src/main/java/com/destroystokyo/paper/NamespacedTag.java b/src/main/java/com/destroystokyo/paper/NamespacedTag.java
new file mode 100644
index 00000000..89949827
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/NamespacedTag.java
@@ -0,0 +1,138 @@
+package com.destroystokyo.paper;
+
+import com.google.common.base.Preconditions;
+import java.util.Locale;
+import java.util.UUID;
+import java.util.regex.Pattern;
+import org.bukkit.plugin.Plugin;
+
+/**
+ * Represents a String based key pertaining to a tagged entry. Consists of two components - a namespace
+ * and a key.
+ * <p>
+ * Namespaces may only contain lowercase alphanumeric characters, periods,
+ * underscores, and hyphens.
+ * <p>
+ * Keys may only contain lowercase alphanumeric characters, periods,
+ * underscores, hyphens, and forward slashes.
+ *
+ */
+// Paper - entire class, based on org.bukkit.NamespacedKey
+public final class NamespacedTag implements com.destroystokyo.paper.Namespaced {
+
+ /**
+ * The namespace representing all inbuilt keys.
+ */
+ public static final String MINECRAFT = "minecraft";
+ /**
+ * The namespace representing all keys generated by Bukkit for backwards
+ * compatibility measures.
+ */
+ public static final String BUKKIT = "bukkit";
+ //
+ private static final Pattern VALID_NAMESPACE = Pattern.compile("[a-z0-9._-]+");
+ private static final Pattern VALID_KEY = Pattern.compile("[a-z0-9/._-]+");
+ //
+ private final String namespace;
+ private final String key;
+
+ /**
+ * Create a key in a specific namespace.
+ *
+ * @param namespace String representing a grouping of keys
+ * @param key Name for this specific key
+ * @deprecated should never be used by plugins, for internal use only!!
+ */
+ @Deprecated
+ public NamespacedTag(String namespace, String key) {
+ Preconditions.checkArgument(namespace != null && VALID_NAMESPACE.matcher(namespace).matches(), "Invalid namespace. Must be [a-z0-9._-]: %s", namespace);
+ Preconditions.checkArgument(key != null && VALID_KEY.matcher(key).matches(), "Invalid key. Must be [a-z0-9/._-]: %s", key);
+
+ this.namespace = namespace;
+ this.key = key;
+
+ String string = toString();
+ Preconditions.checkArgument(string.length() < 256, "NamespacedTag must be less than 256 characters", string);
+ }
+
+ /**
+ * Create a key in the plugin's namespace.
+ * <p>
+ * Namespaces may only contain lowercase alphanumeric characters, periods,
+ * underscores, and hyphens.
+ * <p>
+ * Keys may only contain lowercase alphanumeric characters, periods,
+ * underscores, hyphens, and forward slashes.
+ *
+ * @param plugin the plugin to use for the namespace
+ * @param key the key to create
+ */
+ public NamespacedTag(Plugin plugin, String key) {
+ Preconditions.checkArgument(plugin != null, "Plugin cannot be null");
+ Preconditions.checkArgument(key != null, "Key cannot be null");
+
+ this.namespace = plugin.getName().toLowerCase(Locale.ROOT);
+ this.key = key.toLowerCase().toLowerCase(Locale.ROOT);
+
+ // Check validity after normalization
+ Preconditions.checkArgument(VALID_NAMESPACE.matcher(this.namespace).matches(), "Invalid namespace. Must be [a-z0-9._-]: %s", this.namespace);
+ Preconditions.checkArgument(VALID_KEY.matcher(this.key).matches(), "Invalid key. Must be [a-z0-9/._-]: %s", this.key);
+
+ String string = toString();
+ Preconditions.checkArgument(string.length() < 256, "NamespacedTag must be less than 256 characters (%s)", string);
+ }
+
+ public String getNamespace() {
+ return namespace;
+ }
+
+ public String getKey() {
+ return key;
+ }
+
+ @Override
+ public int hashCode() {
+ int hash = 7;
+ hash = 47 * hash + this.namespace.hashCode();
+ hash = 47 * hash + this.key.hashCode();
+ return hash;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj == null) {
+ return false;
+ }
+ if (getClass() != obj.getClass()) {
+ return false;
+ }
+ final NamespacedTag other = (NamespacedTag) obj;
+ return this.namespace.equals(other.namespace) && this.key.equals(other.key);
+ }
+
+ @Override
+ public String toString() {
+ return "#" + this.namespace + ":" + this.key;
+ }
+
+ /**
+ * Return a new random key in the {@link #BUKKIT} namespace.
+ *
+ * @return new key
+ * @deprecated should never be used by plugins, for internal use only!!
+ */
+ @Deprecated
+ public static NamespacedTag randomKey() {
+ return new NamespacedTag(BUKKIT, UUID.randomUUID().toString());
+ }
+
+ /**
+ * Get a key in the Minecraft namespace.
+ *
+ * @param key the key to use
+ * @return new key in the Minecraft namespace
+ */
+ public static NamespacedTag minecraft(String key) {
+ return new NamespacedTag(MINECRAFT, key);
+ }
+}
diff --git a/src/main/java/org/bukkit/NamespacedKey.java b/src/main/java/org/bukkit/NamespacedKey.java
index fe8d3468..074769c1 100644
--- a/src/main/java/org/bukkit/NamespacedKey.java
+++ b/src/main/java/org/bukkit/NamespacedKey.java
@@ -17,7 +17,7 @@ import org.bukkit.plugin.Plugin;
* underscores, hyphens, and forward slashes.
*
*/
-public final class NamespacedKey {
+public final class NamespacedKey implements com.destroystokyo.paper.Namespaced { // Paper - implement namespaced
/**
* The namespace representing all inbuilt keys.
@@ -81,10 +81,12 @@ public final class NamespacedKey {
Preconditions.checkArgument(string.length() < 256, "NamespacedKey must be less than 256 characters (%s)", string);
}
+ @Override // Paper
public String getNamespace() {
return namespace;
}
+ @Override // Paper
public String getKey() {
return key;
}
diff --git a/src/main/java/org/bukkit/inventory/meta/ItemMeta.java b/src/main/java/org/bukkit/inventory/meta/ItemMeta.java
index 4d0351c4..03e3cfd4 100644
--- a/src/main/java/org/bukkit/inventory/meta/ItemMeta.java
+++ b/src/main/java/org/bukkit/inventory/meta/ItemMeta.java
@@ -82,13 +82,13 @@ public interface ItemMeta extends Cloneable, ConfigurationSerializable {
* <p>
* Plugins should check if hasLore() returns <code>true</code> before
* calling this method.
- *
+ *
* @return a list of lore that is set
*/
List<String> getLore();
/**
- * Sets the lore for this item.
+ * Sets the lore for this item.
* Removes lore when given null.
*
* @param lore the lore that will be set
@@ -119,7 +119,7 @@ public interface ItemMeta extends Cloneable, ConfigurationSerializable {
int getEnchantLevel(Enchantment ench);
/**
- * Returns a copy the enchantments in this ItemMeta. <br>
+ * Returns a copy the enchantments in this ItemMeta. <br>
* Returns an empty map if none.
*
* @return An immutable copy of the enchantments
@@ -363,4 +363,83 @@ public interface ItemMeta extends Cloneable, ConfigurationSerializable {
Spigot spigot();
// Spigot end
+ // Paper start - Add an API for CanPlaceOn and CanDestroy NBT values
+ /**
+ * Gets set of materials what given item can destroy in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @return Set of materials
+ * @deprecated Minecraft does not limit this to the material enum, Use {@link #getDestroyableKeys()} as a replacement
+ */
+ @Deprecated
+ Set<org.bukkit.Material> getCanDestroy();
+
+ /**
+ * Sets set of materials what given item can destroy in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @param canDestroy Set of materials
+ * @deprecated Minecraft does not limit this to the material enum, Use {@link #setDestroyableKeys(Collection)} as a replacement
+ */
+ @Deprecated
+ void setCanDestroy(Set<org.bukkit.Material> canDestroy);
+
+ /**
+ * Gets set of materials where given item can be placed on in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @return Set of materials
+ * @deprecated Minecraft does not limit this to the material enum, Use {@link #getPlaceableKeys()} as a replacement
+ */
+ @Deprecated
+ Set<org.bukkit.Material> getCanPlaceOn();
+
+ /**
+ * Sets set of materials where given item can be placed on in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @param canPlaceOn Set of materials
+ * @deprecated Minecraft does not limit this to the material enum, Use {@link #setPlaceableKeys(Collection)} as a replacement
+ */
+ @Deprecated
+ void setCanPlaceOn(Set<org.bukkit.Material> canPlaceOn);
+
+ /**
+ * Gets the collection of namespaced keys that the item can destroy in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @return Set of {@link com.destroystokyo.paper.Namespaced}
+ */
+ Set<com.destroystokyo.paper.Namespaced> getDestroyableKeys();
+
+ /**
+ * Sets the collection of namespaced keys that the item can destroy in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @param canDestroy Collection of {@link com.destroystokyo.paper.Namespaced}
+ */
+ void setDestroyableKeys(Collection<com.destroystokyo.paper.Namespaced> canDestroy);
+
+ /**
+ * Gets the collection of namespaced keys that the item can be placed on in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @return Set of {@link com.destroystokyo.paper.Namespaced}
+ */
+ Set<com.destroystokyo.paper.Namespaced> getPlaceableKeys();
+
+ /**
+ * Sets the set of namespaced keys that the item can be placed on in {@link org.bukkit.GameMode#ADVENTURE}
+ *
+ * @param canPlaceOn Collection of {@link com.destroystokyo.paper.Namespaced}
+ */
+ void setPlaceableKeys(Collection<com.destroystokyo.paper.Namespaced> canPlaceOn);
+
+ /**
+ * Checks for the existence of any keys that the item can be placed on
+ *
+ * @return true if this item has placeable keys
+ */
+ boolean hasPlaceableKeys();
+
+ /**
+ * Checks for the existence of any keys that the item can destroy
+ *
+ * @return true if this item has destroyable keys
+ */
+ boolean hasDestroyableKeys();
+ // Paper end
}
--
2.20.1