PaperMC/patches/server-remapped/Reduce-Either-Optional-allocation.patch
MiniDigger | Martin 95d25d98e8 Move patches around
2021-06-11 14:02:28 +02:00

48 lines
2.1 KiB
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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 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/com/mojang/datafixers/util/Either.java
+++ b/src/main/java/com/mojang/datafixers/util/Either.java
@@ -0,0 +0,0 @@ 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;
@@ -0,0 +0,0 @@ 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
@@ -0,0 +0,0 @@ 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;
@@ -0,0 +0,0 @@ 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