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These can be hot functions (i.e entity ticking and block ticking), so inline where possible, and avoid the abstraction of the Either class.
49 lines
2.0 KiB
Diff
49 lines
2.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <spottedleaf@spottedleaf.dev>
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Date: Mon, 6 Apr 2020 18:35:09 -0700
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Subject: [PATCH] Reduce Either Optional allocation
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In order to get chunk values, we shouldn't need to create
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an optional each time.
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diff --git a/src/main/java/com/mojang/datafixers/util/Either.java b/src/main/java/com/mojang/datafixers/util/Either.java
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index a90adac7b..3f65fe710 100644
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--- a/src/main/java/com/mojang/datafixers/util/Either.java
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+++ b/src/main/java/com/mojang/datafixers/util/Either.java
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@@ -0,0 +0,0 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
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}
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private static final class Left<L, R> extends Either<L, R> {
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- private final L value;
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+ private final L value; private Optional<L> valueOptional; // Paper - reduce the optional allocation...
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public Left(final L value) {
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this.value = value;
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@@ -0,0 +0,0 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
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@Override
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public Optional<L> left() {
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- return Optional.of(value);
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+ return this.valueOptional == null ? this.valueOptional = Optional.of(this.value) : this.valueOptional; // Paper - reduce the optional allocation...
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}
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@Override
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@@ -0,0 +0,0 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
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}
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private static final class Right<L, R> extends Either<L, R> {
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- private final R value;
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+ private final R value; private Optional<R> valueOptional; // Paper - reduce the optional allocation...
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public Right(final R value) {
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this.value = value;
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@@ -0,0 +0,0 @@ public abstract class Either<L, R> implements App<Either.Mu<R>, L> {
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@Override
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public Optional<R> right() {
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- return Optional.of(value);
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+ return this.valueOptional == null ? this.valueOptional = Optional.of(this.value) : this.valueOptional; // Paper - reduce the optional allocation...
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}
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@Override
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--
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