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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-12-14 18:40:10 +01:00
Paper/patches/server/0580-Get-entity-default-attributes.patch
Nassim Jahnke 52a05907c7
Updated Upstream (Bukkit/CraftBukkit) (#11543)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
97c59261 PR-1073: Make Biome an interface
a38581aa Fix further javadoc errors
8271c490 Fix javadoc error
8a9ecf29 PR-1072: Fix bad naming for Vault State methods
6dd58108 PR-1071: Make Fluid an interface and add missing entry
ed2cdfc3 PR-1070: Make Attribute an interface and align names with the new minecraft ones
63472efb PR-1069: Add missing winter drop experimental annotation to pale boats

CraftBukkit Changes:
7235ad7b0 PR-1501: Make Biome an interface
602904003 PR-1500: Rename implementation for Vault State methods
75f26f79f PR-1499: Make Fluid an interface and add missing entry
4cfd87adc PR-1498: Make Attribute an interface and align names with the new minecraft ones
6bb0db5cb SPIGOT-7928: ExactChoice acts as MaterialChoice
3eaf3a13c SPIGOT-7929: Error when setting EquippableComponent
abbf57bac SPIGOT-7930: Fix spawning entities with SummonEntityEffect
92d6ab6cf PR-1497: Move boat field rename entries to below key renaming, so that keys are also renamed
abfe292aa PR-1496: Use correct Fluid class on Tags type check
c7aab7fa7 SPIGOT-7923: Fix Dispenser logic to avoid firing empty projectiles
2024-10-31 23:44:34 +01:00

152 Zeilen
6.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 20 Aug 2021 13:03:21 -0700
Subject: [PATCH] Get entity default attributes
== AT ==
public net.minecraft.world.entity.ai.attributes.AttributeSupplier getAttributeInstance(Lnet/minecraft/core/Holder;)Lnet/minecraft/world/entity/ai/attributes/AttributeInstance;
diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
new file mode 100644
index 0000000000000000000000000000000000000000..12135ffeacd648f6bc4d7d327059ea1a7e8c79c4
--- /dev/null
+++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
@@ -0,0 +1,30 @@
+package io.papermc.paper.attribute;
+
+import net.minecraft.world.entity.ai.attributes.AttributeInstance;
+import org.bukkit.attribute.Attribute;
+import org.bukkit.attribute.AttributeModifier;
+import org.bukkit.craftbukkit.attribute.CraftAttributeInstance;
+
+import java.util.Collection;
+
+public class UnmodifiableAttributeInstance extends CraftAttributeInstance {
+
+ public UnmodifiableAttributeInstance(AttributeInstance handle, Attribute attribute) {
+ super(handle, attribute);
+ }
+
+ @Override
+ public void setBaseValue(double d) {
+ throw new UnsupportedOperationException("Cannot modify default attributes");
+ }
+
+ @Override
+ public void addModifier(AttributeModifier modifier) {
+ throw new UnsupportedOperationException("Cannot modify default attributes");
+ }
+
+ @Override
+ public void removeModifier(AttributeModifier modifier) {
+ throw new UnsupportedOperationException("Cannot modify default attributes");
+ }
+}
diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java
new file mode 100644
index 0000000000000000000000000000000000000000..ec9ebd2d539333293c51b7edfa18f18b066d7e43
--- /dev/null
+++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java
@@ -0,0 +1,32 @@
+package io.papermc.paper.attribute;
+
+import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
+import org.bukkit.attribute.Attributable;
+import org.bukkit.attribute.Attribute;
+import org.bukkit.attribute.AttributeInstance;
+import org.bukkit.craftbukkit.attribute.CraftAttribute;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+public class UnmodifiableAttributeMap implements Attributable {
+
+ private final AttributeSupplier handle;
+
+ public UnmodifiableAttributeMap(@NotNull AttributeSupplier handle) {
+ this.handle = handle;
+ }
+
+ @Override
+ public @Nullable AttributeInstance getAttribute(@NotNull Attribute attribute) {
+ net.minecraft.core.Holder<net.minecraft.world.entity.ai.attributes.Attribute> nmsAttribute = CraftAttribute.bukkitToMinecraftHolder(attribute);
+ if (!this.handle.hasAttribute(nmsAttribute)) {
+ return null;
+ }
+ return new UnmodifiableAttributeInstance(this.handle.getAttributeInstance(nmsAttribute), attribute);
+ }
+
+ @Override
+ public void registerAttribute(@NotNull Attribute attribute) {
+ throw new UnsupportedOperationException("Cannot register new attributes here");
+ }
+}
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index 6855210dc58f455b5af05d9c039da55e8dfc93f1..1dd9a5cc45d5073adb150abdcbe2025e6ed2c315 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -560,6 +560,18 @@ public final class CraftMagicNumbers implements UnsafeValues {
}
return CraftItemStack.unwrap(itemToBeRepaired).isValidRepairItem(CraftItemStack.unwrap(repairMaterial));
}
+
+ @Override
+ public boolean hasDefaultEntityAttributes(NamespacedKey bukkitEntityKey) {
+ return net.minecraft.world.entity.ai.attributes.DefaultAttributes.hasSupplier(net.minecraft.core.registries.BuiltInRegistries.ENTITY_TYPE.getValue(CraftNamespacedKey.toMinecraft(bukkitEntityKey)));
+ }
+
+ @Override
+ public org.bukkit.attribute.Attributable getDefaultEntityAttributes(NamespacedKey bukkitEntityKey) {
+ Preconditions.checkArgument(hasDefaultEntityAttributes(bukkitEntityKey), bukkitEntityKey + " doesn't have default attributes");
+ var supplier = net.minecraft.world.entity.ai.attributes.DefaultAttributes.getSupplier((net.minecraft.world.entity.EntityType<? extends net.minecraft.world.entity.LivingEntity>) net.minecraft.core.registries.BuiltInRegistries.ENTITY_TYPE.getValue(CraftNamespacedKey.toMinecraft(bukkitEntityKey)));
+ return new io.papermc.paper.attribute.UnmodifiableAttributeMap(supplier);
+ }
// Paper end
/**
diff --git a/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java b/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..fa9fb37993f4025f85dac084efb4b5eda0ede637
--- /dev/null
+++ b/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java
@@ -0,0 +1,40 @@
+package io.papermc.paper.attribute;
+
+import org.bukkit.attribute.Attributable;
+import org.bukkit.attribute.Attribute;
+import org.bukkit.attribute.AttributeInstance;
+import org.bukkit.attribute.AttributeModifier;
+import org.bukkit.entity.EntityType;
+import org.bukkit.support.environment.AllFeatures;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+@AllFeatures
+public class EntityTypeAttributesTest {
+
+ @Test
+ public void testIllegalEntity() {
+ assertFalse(EntityType.EGG.hasDefaultAttributes());
+ assertThrows(IllegalArgumentException.class, EntityType.EGG::getDefaultAttributes);
+ }
+
+ @Test
+ public void testLegalEntity() {
+ assertTrue(EntityType.ZOMBIE.hasDefaultAttributes());
+ EntityType.ZOMBIE.getDefaultAttributes();
+ }
+
+ @Test
+ public void testUnmodifiabilityOfAttributable() {
+ Attributable attributable = EntityType.ZOMBIE.getDefaultAttributes();
+ assertThrows(UnsupportedOperationException.class, () -> attributable.registerAttribute(Attribute.ATTACK_DAMAGE));
+ AttributeInstance instance = attributable.getAttribute(Attribute.FOLLOW_RANGE);
+ assertNotNull(instance);
+ assertThrows(UnsupportedOperationException.class, () -> instance.addModifier(new AttributeModifier("test", 3, AttributeModifier.Operation.ADD_NUMBER)));
+ assertThrows(UnsupportedOperationException.class, () -> instance.setBaseValue(3.2));
+ }
+}