Paper/Spigot-Server-Patches/0442-Reduce-Either-Optional-allocation.patch
Mariell Hoversholm 654b792caf Updated Upstream (CraftBukkit)
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:
a339310c #755: Fix NPE when calling getInventory() for virtual EnderChests
2577f9bf Increase outdated build delay
1dabfdc8 #754: Fix pre-1.16 serialized SkullMeta being broken on 1.16+, losing textures
2020-09-27 11:04:51 -04:00

49 lines
2.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 6 Apr 2020 18:35:09 -0700
Subject: [PATCH] Reduce Either Optional allocation
In order to get chunk values, we shouldn't need to create
an optional each time.
diff --git a/src/main/java/com/mojang/datafixers/util/Either.java b/src/main/java/com/mojang/datafixers/util/Either.java
index a90adac7bd7ebd423f480e9ae0f44cb9d521fa4f..3f65fe71024928e35111fc6719a290aab9a6859e 100644
--- a/src/main/java/com/mojang/datafixers/util/Either.java
+++ b/src/main/java/com/mojang/datafixers/util/Either.java
@@ -22,7 +22,7 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
}
private static final class Left<L, R> extends Either<L, R> {
- private final L value;
+ private final L value; private Optional<L> valueOptional; // Paper - reduce the optional allocation...
public Left(final L value) {
this.value = value;
@@ -51,7 +51,7 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
@Override
public Optional<L> left() {
- return Optional.of(value);
+ return this.valueOptional == null ? this.valueOptional = Optional.of(this.value) : this.valueOptional; // Paper - reduce the optional allocation...
}
@Override
@@ -83,7 +83,7 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
}
private static final class Right<L, R> extends Either<L, R> {
- private final R value;
+ private final R value; private Optional<R> valueOptional; // Paper - reduce the optional allocation...
public Right(final R value) {
this.value = value;
@@ -117,7 +117,7 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
@Override
public Optional<R> right() {
- return Optional.of(value);
+ return this.valueOptional == null ? this.valueOptional = Optional.of(this.value) : this.valueOptional; // Paper - reduce the optional allocation...
}
@Override