1 files changed, 65 insertions, 0 deletions
diff --git a/patches/server/0105-Optimise-BlockState-s-hashCode-equals.patch b/patches/server/0105-Optimise-BlockState-s-hashCode-equals.patch
new file mode 100644
index 0000000000..348097f8ce
--- /dev/null
+++ b/patches/server/0105-Optimise-BlockState-s-hashCode-equals.patch
@@ -0,0 +1,65 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Alfie Cleveland <[email protected]>
+Date: Fri, 19 Aug 2016 01:52:56 +0100
+Subject: [PATCH] Optimise BlockState's hashCode/equals
+
+These are singleton "single instance" objects. We can rely on
+object identity checks safely.
+
+Use a simpler optimized hashcode
+
+diff --git a/src/main/java/net/minecraft/world/level/block/state/properties/BooleanProperty.java b/src/main/java/net/minecraft/world/level/block/state/properties/BooleanProperty.java
+index ee2f1bff22fed14cda434173dc6286e4d4520822..b63116b333b6e06494091a82588acfb639bddb71 100644
+--- a/src/main/java/net/minecraft/world/level/block/state/properties/BooleanProperty.java
++++ b/src/main/java/net/minecraft/world/level/block/state/properties/BooleanProperty.java
+@@ -30,8 +30,7 @@ public class BooleanProperty extends Property<Boolean> {
+         return value.toString();
+     }
+ 
+-    @Override
+-    public boolean equals(Object object) {
++    public boolean equals_unused(Object object) { // Paper - Perf: Optimize hashCode/equals
+         if (this == object) {
+             return true;
+         } else {
+diff --git a/src/main/java/net/minecraft/world/level/block/state/properties/EnumProperty.java b/src/main/java/net/minecraft/world/level/block/state/properties/EnumProperty.java
+index f4d9856420a6e7e857fc9b9cb6182a54fe341568..3097298fe356df98967cf4bdeaaede69dfe8a441 100644
+--- a/src/main/java/net/minecraft/world/level/block/state/properties/EnumProperty.java
++++ b/src/main/java/net/minecraft/world/level/block/state/properties/EnumProperty.java
+@@ -44,8 +44,7 @@ public class EnumProperty<T extends Enum<T> & StringRepresentable> extends Prope
+         return value.getSerializedName();
+     }
+ 
+-    @Override
+-    public boolean equals(Object object) {
++    public boolean equals_unused(Object object) { // Paper - Perf: Optimize hashCode/equals
+         if (this == object) {
+             return true;
+         } else {
+diff --git a/src/main/java/net/minecraft/world/level/block/state/properties/IntegerProperty.java b/src/main/java/net/minecraft/world/level/block/state/properties/IntegerProperty.java
+index 3c590d400032d8266de63aae301fedbd83d37a1d..3a850321a4bcc68058483b5fd53e829c425a68af 100644
+--- a/src/main/java/net/minecraft/world/level/block/state/properties/IntegerProperty.java
++++ b/src/main/java/net/minecraft/world/level/block/state/properties/IntegerProperty.java
+@@ -35,8 +35,7 @@ public class IntegerProperty extends Property<Integer> {
+         return this.values;
+     }
+ 
+-    @Override
+-    public boolean equals(Object object) {
++    public boolean equals_unused(Object object) { // Paper - Perf: Optimize hashCode/equals
+         if (this == object) {
+             return true;
+         } else {
+diff --git a/src/main/java/net/minecraft/world/level/block/state/properties/Property.java b/src/main/java/net/minecraft/world/level/block/state/properties/Property.java
+index 7cbc5e6e75f389f47ef07045f9876cec192f14e4..9055f15af0cae55effa6942913a9d7edf3857e07 100644
+--- a/src/main/java/net/minecraft/world/level/block/state/properties/Property.java
++++ b/src/main/java/net/minecraft/world/level/block/state/properties/Property.java
+@@ -70,7 +70,7 @@ public abstract class Property<T extends Comparable<T>> {
+ 
+     @Override
+     public boolean equals(Object object) {
+-        return this == object || object instanceof Property<?> property && this.clazz.equals(property.clazz) && this.name.equals(property.name);
++        return this == object; // Paper - Perf: Optimize hashCode/equals
+     }
+ 
+     @Override