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Paper-Old/patches/api/0145-Async-Chunks-API.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

535 Zeilen
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Originalformat Blame Verlauf

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 29 Feb 2016 17:43:33 -0600
Subject: [PATCH] Async Chunks API
Adds API's to load or generate chunks asynchronously.
Also adds utility methods to Entity to teleport asynchronously.
diff --git a/src/main/java/org/bukkit/World.java b/src/main/java/org/bukkit/World.java
index 44b758d70b96a0ba857e1090af91893313945096..d7f0117a8776a5bd0c6ec6c05d2c56c3b8e08de8 100644
--- a/src/main/java/org/bukkit/World.java
+++ b/src/main/java/org/bukkit/World.java
@@ -969,6 +969,482 @@ public interface World extends RegionAccessor, WorldInfo, PluginMessageRecipient
}
return nearby;
}
+
+ /**
+ * This is the Legacy API before Java 8 was supported. Java 8 Consumer is provided,
+ * as well as future support
+ *
+ * Used by {@link World#getChunkAtAsync(Location,ChunkLoadCallback)} methods
+ * to request a {@link Chunk} to be loaded, with this callback receiving
+ * the chunk when it is finished.
+ *
+ * This callback will be executed on synchronously on the main thread.
+ *
+ * Timing and order this callback is fired is intentionally not defined and
+ * and subject to change.
+ *
+ * @deprecated Use either the Future or the Consumer based methods
+ */
+ @Deprecated
+ public static interface ChunkLoadCallback extends java.util.function.Consumer<Chunk> {
+ public void onLoad(@NotNull Chunk chunk);
+
+ // backwards compat to old api
+ @Override
+ default void accept(@NotNull Chunk chunk) {
+ onLoad(chunk);
+ }
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link ChunkLoadCallback} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @deprecated Use either the Future or the Consumer based methods
+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ @Deprecated
+ public default void getChunkAtAsync(int x, int z, @NotNull ChunkLoadCallback cb) {
+ getChunkAtAsync(x, z, true).thenAccept(cb::onLoad).exceptionally((ex) -> {
+ Bukkit.getLogger().log(java.util.logging.Level.WARNING, "Exception in chunk load callback", ex);
+ return null;
+ });
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link ChunkLoadCallback} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @deprecated Use either the Future or the Consumer based methods
+ * @param loc Location of the chunk
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ @Deprecated
+ public default void getChunkAtAsync(@NotNull Location loc, @NotNull ChunkLoadCallback cb) {
+ getChunkAtAsync(loc, true).thenAccept(cb::onLoad).exceptionally((ex) -> {
+ Bukkit.getLogger().log(java.util.logging.Level.WARNING, "Exception in chunk load callback", ex);
+ return null;
+ });
+ }
+
+ /**
+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link ChunkLoadCallback} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @deprecated Use either the Future or the Consumer based methods
+ * @param block Block to get the containing chunk from
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ @Deprecated
+ public default void getChunkAtAsync(@NotNull Block block, @NotNull ChunkLoadCallback cb) {
+ getChunkAtAsync(block, true).thenAccept(cb::onLoad).exceptionally((ex) -> {
+ Bukkit.getLogger().log(java.util.logging.Level.WARNING, "Exception in chunk load callback", ex);
+ return null;
+ });
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(int x, int z, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync(x, z, true).thenAccept(cb).exceptionally((ex) -> {
+ Bukkit.getLogger().log(java.util.logging.Level.WARNING, "Exception in chunk load callback", ex);
+ return null;
+ });
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
+ * @param gen Should we generate a chunk if it doesn't exists or not
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(int x, int z, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync(x, z, gen).thenAccept(cb).exceptionally((ex) -> {
+ Bukkit.getLogger().log(java.util.logging.Level.WARNING, "Exception in chunk load callback", ex);
+ return null;
+ });
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param loc Location of the chunk
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(@NotNull Location loc, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, true, cb);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param loc Location of the chunk
+ * @param gen Should the chunk generate
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(@NotNull Location loc, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, gen, cb);
+ }
+
+ /**
+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param block Block to get the containing chunk from
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(@NotNull Block block, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, true, cb);
+ }
+
+ /**
+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The {@link java.util.function.Consumer} will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param block Block to get the containing chunk from
+ * @param gen Should the chunk generate
+ * @param cb Callback to receive the chunk when it is loaded.
+ * will be executed synchronously
+ */
+ public default void getChunkAtAsync(@NotNull Block block, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
+ getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, gen, cb);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param loc Location to load the corresponding chunk from
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Location loc) {
+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param loc Location to load the corresponding chunk from
+ * @param gen Should the chunk generate
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Location loc, boolean gen) {
+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, gen);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param block Block to load the corresponding chunk from
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Block block) {
+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param block Block to load the corresponding chunk from
+ * @param gen Should the chunk generate
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Block block, boolean gen) {
+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, gen);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param x X Coord
+ * @param z Z Coord
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z) {
+ return getChunkAtAsync(x, z, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
+ * @param gen Should we generate a chunk if it doesn't exists or not
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z, boolean gen) {
+ return getChunkAtAsync(x, z, gen, false);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param loc Location to load the corresponding chunk from
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsyncUrgently(@NotNull Location loc) {
+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, true, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param loc Location to load the corresponding chunk from
+ * @param gen Should the chunk generate
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsyncUrgently(@NotNull Location loc, boolean gen) {
+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, gen, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param block Block to load the corresponding chunk from
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsyncUrgently(@NotNull Block block) {
+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, true, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ * @param block Block to load the corresponding chunk from
+ * @param gen Should the chunk generate
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsyncUrgently(@NotNull Block block, boolean gen) {
+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, gen, true);
+ }
+
+ /**
+ * Requests a {@link Chunk} to be loaded at the given coordinates
+ *
+ * This method makes no guarantee on how fast the chunk will load,
+ * and will return the chunk to the callback at a later time.
+ *
+ * You should use this method if you need a chunk but do not need it
+ * immediately, and you wish to let the server control the speed
+ * of chunk loads, keeping performance in mind.
+ *
+ * The future will always be executed synchronously
+ * on the main Server Thread.
+ *
+ * @param x X Coord
+ * @param z Z Coord
+ * @return Future that will resolve when the chunk is loaded
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsyncUrgently(int x, int z) {
+ return getChunkAtAsync(x, z, true, true);
+ }
+
+ @NotNull
+ java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z, boolean gen, boolean urgent);
// Paper end
/**
diff --git a/src/main/java/org/bukkit/entity/Entity.java b/src/main/java/org/bukkit/entity/Entity.java
index 7c867a54e18798d782971a68548eac541e9f50c0..fb3187692878e9686d54c8d022035eba2cea6f25 100644
--- a/src/main/java/org/bukkit/entity/Entity.java
+++ b/src/main/java/org/bukkit/entity/Entity.java
@@ -164,6 +164,33 @@ public interface Entity extends Metadatable, CommandSender, Nameable, Persistent
*/
public boolean teleport(@NotNull Entity destination, @NotNull TeleportCause cause);
+ // Paper start
+ /**
+ * Loads/Generates(in 1.13+) the Chunk asynchronously, and then teleports the entity when the chunk is ready.
+ * @param loc Location to teleport to
+ * @return A future that will be completed with the result of the teleport
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Boolean> teleportAsync(@NotNull Location loc) {
+ return teleportAsync(loc, TeleportCause.PLUGIN);
+ }
+ /**
+ * Loads/Generates(in 1.13+) the Chunk asynchronously, and then teleports the entity when the chunk is ready.
+ * @param loc Location to teleport to
+ * @param cause Reason for teleport
+ * @return A future that will be completed with the result of the teleport
+ */
+ @NotNull
+ public default java.util.concurrent.CompletableFuture<Boolean> teleportAsync(@NotNull Location loc, @NotNull TeleportCause cause) {
+ java.util.concurrent.CompletableFuture<Boolean> future = new java.util.concurrent.CompletableFuture<>();
+ loc.getWorld().getChunkAtAsyncUrgently(loc).thenAccept((chunk) -> future.complete(teleport(loc, cause))).exceptionally(ex -> {
+ future.completeExceptionally(ex);
+ return null;
+ });
+ return future;
+ }
+ // Paper end
+
/**
* Returns a list of entities within a bounding box centered around this
* entity
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