Paper/Spigot-Server-Patches/0252-API-to-get-a-BlockState-without-a-snapshot.patch
Aikar 71c18fd5c9
Add PlayerProfile API to replace GameProfile
This simply provides the base API to create the objects. Further commits will come that adds
adds usage of this API to existing GameProfile based API's, as well as new API's.
2018-01-18 23:19:30 -05:00

106 lines
4.0 KiB
Diff

From 64fcf554dbf7e71bf754a5ec9e9990f31033f5c2 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 6 Nov 2017 21:08:22 -0500
Subject: [PATCH] API to get a BlockState without a snapshot
This allows you to get a BlockState without creating a snapshot, operating
on the real tile entity.
This is useful for where performance is needed
diff --git a/src/main/java/net/minecraft/server/TileEntity.java b/src/main/java/net/minecraft/server/TileEntity.java
index 237f7e6fe..fe2df18df 100644
--- a/src/main/java/net/minecraft/server/TileEntity.java
+++ b/src/main/java/net/minecraft/server/TileEntity.java
@@ -266,7 +266,12 @@ public abstract class TileEntity {
}
// CraftBukkit start - add method
+ // Paper start
public InventoryHolder getOwner() {
+ return getOwner(true);
+ }
+ public InventoryHolder getOwner(boolean useSnapshot) {
+ // Paper end
if (world == null) return null;
// Spigot start
org.bukkit.block.Block block = world.getWorld().getBlockAt(position.getX(), position.getY(), position.getZ());
@@ -275,7 +280,7 @@ public abstract class TileEntity {
return null;
}
// Spigot end
- org.bukkit.block.BlockState state = block.getState();
+ org.bukkit.block.BlockState state = block.getState(useSnapshot); // Paper
if (state instanceof InventoryHolder) return (InventoryHolder) state;
return null;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
index 46670c346..a9d3f12bc 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
@@ -260,7 +260,22 @@ public class CraftBlock implements Block {
}
}
+
public BlockState getState() {
+ // Paper start - allow disabling the use of snapshots
+ return getState(true);
+ }
+ public BlockState getState(boolean useSnapshot) {
+ boolean prev = CraftBlockEntityState.DISABLE_SNAPSHOT;
+ CraftBlockEntityState.DISABLE_SNAPSHOT = !useSnapshot;
+ try {
+ return getState0();
+ } finally {
+ CraftBlockEntityState.DISABLE_SNAPSHOT = prev;
+ }
+ }
+ public BlockState getState0() {
+ // Paper end
Material material = getType();
switch (material) {
diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java
index 22dcaea72..3b5a90c39 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java
@@ -22,17 +22,34 @@ public class CraftBlockEntityState<T extends TileEntity> extends CraftBlockState
CraftWorld world = (CraftWorld) this.getWorld();
this.tileEntity = tileEntityClass.cast(world.getTileEntityAt(this.getX(), this.getY(), this.getZ()));
+ // Paper start
+ this.snapshotDisabled = DISABLE_SNAPSHOT;
+ if (DISABLE_SNAPSHOT) {
+ this.snapshot = tileEntity;
+ return;
+ }
+ // Paper end
// copy tile entity data:
this.snapshot = this.createSnapshot(tileEntity);
if(this.snapshot != null) // Paper - avoid NPE during load
this.load(snapshot);
}
+ public final boolean snapshotDisabled; // Paper
+ public static boolean DISABLE_SNAPSHOT = false; // Paper
+
public CraftBlockEntityState(Material material, T tileEntity) {
super(material);
this.tileEntityClass = (Class<T>) tileEntity.getClass();
this.tileEntity = tileEntity;
+ // Paper start
+ this.snapshotDisabled = DISABLE_SNAPSHOT;
+ if (DISABLE_SNAPSHOT) {
+ this.snapshot = tileEntity;
+ return;
+ }
+ // Paper end
// copy tile entity data:
this.snapshot = this.createSnapshot(tileEntity);
--
2.15.1