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Create Limited set for Entity

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Intybyte 2024-09-30 18:20:16 +02:00 committed by Bjarne Koll
parent d348cb88a9
commit dd06c40baa
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1 changed files with 80 additions and 0 deletions
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patches/server/1068-Create-Limited-set-for-Entity.patch Normal file
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@ -0,0 +1,80 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Intybyte <vaan.testwork@gmail.com>
Date: Mon, 30 Sep 2024 17:16:36 +0200
Subject: [PATCH] Create Limited set for Entity
diff --git a/src/main/java/io/papermc/paper/util/SizeLimitedSet.java b/src/main/java/io/papermc/paper/util/SizeLimitedSet.java
new file mode 100644
index 0000000000000000000000000000000000000000..0ce9c117447ae07563c576944d2fc3f255d49cf1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/util/SizeLimitedSet.java
@@ -0,0 +1,46 @@
+package io.papermc.paper.util;
+
+import com.google.common.collect.ForwardingSet;
+import java.util.Collection;
+import java.util.Set;
+import org.jspecify.annotations.NullMarked;
+import org.jspecify.annotations.Nullable;
+
+@NullMarked
+public class SizeLimitedSet<E> extends ForwardingSet<E> {
+
+ private final Set<E> delegate;
+ private final int maxSize;
+
+ public SizeLimitedSet(final Set<E> delegate, final int maxSize) {
+ this.delegate = delegate;
+ this.maxSize = maxSize;
+ }
+
+ @Override
+ public boolean add(final E element) {
+ if (this.size() >= this.maxSize) {
+ return false;
+ }
+ return super.add(element);
+ }
+
+ @Override
+ public boolean addAll(final Collection<? extends @Nullable E> collection) {
+ boolean edited = false;
+
+ for (final E element : collection) {
+ if (this.size() >= this.maxSize) {
+ break;
+ }
+
+ edited |= super.add(element);
+ }
+ return edited;
+ }
+
+ @Override
+ protected Set<E> delegate() {
+ return this.delegate;
+ }
+}
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 4b54d0ea31062972e68ee8fafe3cfaf68f65a5cd..2711cd3b13686efdb3227cf681ddcf98ee82fd06 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -566,7 +566,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
this.packetPositionCodec = new VecDeltaCodec();
this.uuid = Mth.createInsecureUUID(this.random);
this.stringUUID = this.uuid.toString();
- this.tags = Sets.newHashSet();
+ this.tags = new io.papermc.paper.util.SizeLimitedSet<>(new it.unimi.dsi.fastutil.objects.ObjectOpenHashSet<>(), MAX_ENTITY_TAG_COUNT);
this.pistonDeltas = new double[]{0.0D, 0.0D, 0.0D};
this.mainSupportingBlockPos = Optional.empty();
this.onGroundNoBlocks = false;
@@ -654,7 +654,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
}
public boolean addTag(String tag) {
- return this.tags.size() >= 1024 ? false : this.tags.add(tag);
+ return this.tags.add(tag); // Paper - Create Limited set for Entity
}
public boolean removeTag(String tag) {