0708fa363b
Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing CraftBukkit Changes: eb2e6578 SPIGOT-5116: Fix concurrent modification exception inside ChunkMapDistance 989f9b3d SPIGOT-4849: Fix server crash when accessing chunks during chunk load/unload/populate events f554183c SPIGOT-5171: Don't fire PlayerTeleportEvent if not actually moving 2349feb8 SPIGOT-5163: Cancelling PlayerBucketFillEvent visually removes the targeted block Spigot Changes: 9a643a6a Remove DataWatcher Locking
88 lines
3.6 KiB
Diff
88 lines
3.6 KiB
Diff
From 8b1b9b76920b2208bf6b134392699f93f12812d8 Mon Sep 17 00:00:00 2001
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From: Alfie Cleveland <alfeh@me.com>
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Date: Fri, 19 Aug 2016 01:52:56 +0100
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Subject: [PATCH] Optimise BlockState's hashCode/equals
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These are singleton "single instance" objects. We can rely on
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object identity checks safely.
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Use a simpler optimized hashcode
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diff --git a/src/main/java/net/minecraft/server/BlockState.java b/src/main/java/net/minecraft/server/BlockState.java
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index 77b25317a..be7e10d85 100644
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--- a/src/main/java/net/minecraft/server/BlockState.java
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+++ b/src/main/java/net/minecraft/server/BlockState.java
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@@ -28,23 +28,13 @@ public abstract class BlockState<T extends Comparable<T>> implements IBlockState
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}
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public boolean equals(Object object) {
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- if (this == object) {
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- return true;
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- } else if (!(object instanceof BlockState)) {
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- return false;
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- } else {
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- BlockState<?> blockstate = (BlockState) object;
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-
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- return this.a.equals(blockstate.a) && this.b.equals(blockstate.b);
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- }
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+ return this == object; // Paper - only one instance per configuration
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}
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+ private static final java.util.concurrent.atomic.AtomicInteger hashId = new java.util.concurrent.atomic.AtomicInteger(1); // Paper - only one instance per configuration
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+ private final int hashCode = 92821 * hashId.getAndIncrement(); // Paper - only one instance per configuration
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public final int hashCode() {
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- if (this.c == null) {
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- this.c = this.c();
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- }
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-
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- return this.c;
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+ return this.hashCode; // Paper - only one instance per configuration
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}
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public int c() {
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diff --git a/src/main/java/net/minecraft/server/BlockStateBoolean.java b/src/main/java/net/minecraft/server/BlockStateBoolean.java
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index 31cb8ac84..3f085c7d6 100644
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--- a/src/main/java/net/minecraft/server/BlockStateBoolean.java
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+++ b/src/main/java/net/minecraft/server/BlockStateBoolean.java
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@@ -30,8 +30,7 @@ public class BlockStateBoolean extends BlockState<Boolean> {
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return obool.toString();
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}
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- @Override
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- public boolean equals(Object object) {
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+ public boolean equals_unused(Object object) { // Paper
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if (this == object) {
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return true;
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} else if (object instanceof BlockStateBoolean && super.equals(object)) {
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diff --git a/src/main/java/net/minecraft/server/BlockStateEnum.java b/src/main/java/net/minecraft/server/BlockStateEnum.java
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index 59d86fc66..82a1fac6f 100644
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--- a/src/main/java/net/minecraft/server/BlockStateEnum.java
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+++ b/src/main/java/net/minecraft/server/BlockStateEnum.java
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@@ -49,8 +49,7 @@ public class BlockStateEnum<T extends Enum<T> & INamable> extends BlockState<T>
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return ((INamable) t0).getName();
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}
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- @Override
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- public boolean equals(Object object) {
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+ public boolean equals_unused(Object object) { // Paper
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if (this == object) {
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return true;
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} else if (object instanceof BlockStateEnum && super.equals(object)) {
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diff --git a/src/main/java/net/minecraft/server/BlockStateInteger.java b/src/main/java/net/minecraft/server/BlockStateInteger.java
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index 6861c2b05..74ef69952 100644
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--- a/src/main/java/net/minecraft/server/BlockStateInteger.java
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+++ b/src/main/java/net/minecraft/server/BlockStateInteger.java
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@@ -38,8 +38,7 @@ public class BlockStateInteger extends BlockState<Integer> {
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return this.a;
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}
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- @Override
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- public boolean equals(Object object) {
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+ public boolean equals_unused(Object object) { // Paper
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if (this == object) {
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return true;
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} else if (object instanceof BlockStateInteger && super.equals(object)) {
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--
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2.22.0
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