Paper/patches/api/0256-Add-PaperRegistry.patch
Nassim Jahnke 928bcc8d3a
Updated Upstream (Bukkit/CraftBukkit) (#8430)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
09943450 Update SnakeYAML version
5515734f SPIGOT-7162: Incorrect description for Entity#getVehicle javadoc
6f82b381 PR-788: Add getHand() to all relevant events

CraftBukkit Changes:
aaf484f6f SPIGOT-7163: CraftMerchantRecipe doesn't copy demand and specialPrice from BukkitMerchantRecipe
5329dd6fd PR-1107: Add getHand() to all relevant events
93061706e SPIGOT-7045: Ocelots never spawn with babies with spawn reason OCELOT_BABY
2022-10-02 09:56:36 +02:00

113 lines
3.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 2 Mar 2022 13:36:21 -0800
Subject: [PATCH] Add PaperRegistry
diff --git a/src/main/java/io/papermc/paper/registry/Reference.java b/src/main/java/io/papermc/paper/registry/Reference.java
new file mode 100644
index 0000000000000000000000000000000000000000..d880810cbf05bc45051fe29515054211572e33b4
--- /dev/null
+++ b/src/main/java/io/papermc/paper/registry/Reference.java
@@ -0,0 +1,43 @@
+package io.papermc.paper.registry;
+
+import org.bukkit.Keyed;
+import org.bukkit.NamespacedKey;
+import org.bukkit.Registry;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Represents a reference to a server-backed registry value that may
+ * change.
+ *
+ * @param <T> type of the value
+ */
+public interface Reference<T extends Keyed> extends Keyed {
+
+ /**
+ * Gets the value from the registry with the key.
+ *
+ * @return the value
+ * @throws java.util.NoSuchElementException if there is no value with this key
+ */
+ @NotNull T value();
+
+ /**
+ * Gets the value from the registry with the key.
+ *
+ * @return the value or null if it doesn't exist
+ */
+ @Nullable T valueOrNull();
+
+ /**
+ * Creates a reference to a registered value.
+ *
+ * @param registry the registry the value is located in
+ * @param key the key to the value
+ * @param <T> the type of the value
+ * @return a reference
+ */
+ static <T extends Keyed> @NotNull Reference<T> create(@NotNull Registry<T> registry, @NotNull NamespacedKey key) {
+ return new ReferenceImpl<>(registry, key);
+ }
+}
diff --git a/src/main/java/io/papermc/paper/registry/ReferenceImpl.java b/src/main/java/io/papermc/paper/registry/ReferenceImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..f29e76a6b66ddfec12ddf8db6dcb2df6083b5982
--- /dev/null
+++ b/src/main/java/io/papermc/paper/registry/ReferenceImpl.java
@@ -0,0 +1,31 @@
+package io.papermc.paper.registry;
+
+import org.bukkit.Keyed;
+import org.bukkit.NamespacedKey;
+import org.bukkit.Registry;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.NoSuchElementException;
+
+record ReferenceImpl<T extends Keyed>(@NotNull Registry<T> registry, @NotNull NamespacedKey key) implements Reference<T> {
+
+ @Override
+ public @NotNull T value() {
+ final T value = this.registry.get(this.key);
+ if (value == null) {
+ throw new NoSuchElementException("No such value with key " + this.key);
+ }
+ return value;
+ }
+
+ @Override
+ public @Nullable T valueOrNull() {
+ return this.registry.get(this.key);
+ }
+
+ @Override
+ public @NotNull NamespacedKey getKey() {
+ return this.key;
+ }
+}
diff --git a/src/main/java/org/bukkit/UnsafeValues.java b/src/main/java/org/bukkit/UnsafeValues.java
index 035dfcd9d483152a050e45409f15b015b135fb38..abe79e4a2233341d0030742b823a0cfb5af97f41 100644
--- a/src/main/java/org/bukkit/UnsafeValues.java
+++ b/src/main/java/org/bukkit/UnsafeValues.java
@@ -147,5 +147,15 @@ public interface UnsafeValues {
* Use this when sending custom packets, so that there are no collisions on the client or server.
*/
public int nextEntityId();
+
+ /**
+ * Gets the server-backed registry for a type.
+ *
+ * @param classOfT type
+ * @param <T> type
+ * @return the server-backed registry
+ * @throws IllegalArgumentException if there isn't a registry for that type
+ */
+ <T extends Keyed> @org.jetbrains.annotations.NotNull Registry<T> registryFor(Class<T> classOfT);
// Paper end
}