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Updated Upstream (Bukkit/CraftBukkit) 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: f02baa38 PR-988: Add World#getIntersectingChunks(BoundingBox) 9321d665 Move getItemInUse up to LivingEntity 819eef73 PR-959: Add access to current item's remaining ticks c4fdadb0 SPIGOT-7601: Add AbstractArrow#getItem be8261ca Add support for Java 22 26119676 PR-979: Add more translation keys 66753362 PR-985: Correct book maximum pages and characters per page documentation c8be92fa PR-980: Improve getArmorContents() documentation f1120ee2 PR-983: Expose riptide velocity to PlayerRiptideEvent CraftBukkit Changes: dfaa89bbe PR-1369: Add World#getIntersectingChunks(BoundingBox) 51bbab2b9 Move getItemInUse up to LivingEntity 668e09602 PR-1331: Add access to current item's remaining ticks a639406d1 SPIGOT-7601: Add AbstractArrow#getItem 0398930fc SPIGOT-7602: Allow opening in-world horse and related inventories ffd15611c SPIGOT-7608: Allow empty lists to morph to any PDT list 2188dcfa9 Add support for Java 22 45d6a609f SPIGOT-7604: Revert "SPIGOT-7365: DamageCause blocked by shield should trigger invulnerableTime" 06d915943 SPIGOT-7365: DamageCause blocked by shield should trigger invulnerableTime ca3bc3707 PR-1361: Add more translation keys 366c3ca80 SPIGOT-7600: EntityChangeBlockEvent is not fired for frog eggs 06d0f9ba8 SPIGOT-7593: Fix sapling growth physics / client-side updates 45c2608e4 PR-1366: Expose riptide velocity to PlayerRiptideEvent 29b6bb79b SPIGOT-7587: Remove fixes for now-resolved MC-142590 and MC-109346
151 lines
6.9 KiB
Diff
151 lines
6.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Fri, 20 Aug 2021 13:03:21 -0700
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Subject: [PATCH] Get entity default attributes
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== AT ==
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public net.minecraft.world.entity.ai.attributes.AttributeSupplier getAttributeInstance(Lnet/minecraft/world/entity/ai/attributes/Attribute;)Lnet/minecraft/world/entity/ai/attributes/AttributeInstance;
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diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..12135ffeacd648f6bc4d7d327059ea1a7e8c79c4
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
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@@ -0,0 +1,30 @@
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+package io.papermc.paper.attribute;
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+
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+import net.minecraft.world.entity.ai.attributes.AttributeInstance;
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+import org.bukkit.attribute.Attribute;
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+import org.bukkit.attribute.AttributeModifier;
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+import org.bukkit.craftbukkit.attribute.CraftAttributeInstance;
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+
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+import java.util.Collection;
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+
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+public class UnmodifiableAttributeInstance extends CraftAttributeInstance {
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+
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+ public UnmodifiableAttributeInstance(AttributeInstance handle, Attribute attribute) {
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+ super(handle, attribute);
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+ }
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+
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+ @Override
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+ public void setBaseValue(double d) {
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+ throw new UnsupportedOperationException("Cannot modify default attributes");
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+ }
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+
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+ @Override
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+ public void addModifier(AttributeModifier modifier) {
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+ throw new UnsupportedOperationException("Cannot modify default attributes");
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+ }
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+
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+ @Override
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+ public void removeModifier(AttributeModifier modifier) {
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+ throw new UnsupportedOperationException("Cannot modify default attributes");
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+ }
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+}
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diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..68044b8439c302114240d0ae4da93ab3e0789cd2
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeMap.java
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@@ -0,0 +1,32 @@
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+package io.papermc.paper.attribute;
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+
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+import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
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+import org.bukkit.attribute.Attributable;
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+import org.bukkit.attribute.Attribute;
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+import org.bukkit.attribute.AttributeInstance;
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+import org.bukkit.craftbukkit.attribute.CraftAttribute;
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+import org.jetbrains.annotations.NotNull;
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+import org.jetbrains.annotations.Nullable;
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+
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+public class UnmodifiableAttributeMap implements Attributable {
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+
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+ private final AttributeSupplier handle;
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+
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+ public UnmodifiableAttributeMap(@NotNull AttributeSupplier handle) {
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+ this.handle = handle;
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+ }
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+
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+ @Override
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+ public @Nullable AttributeInstance getAttribute(@NotNull Attribute attribute) {
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+ net.minecraft.world.entity.ai.attributes.Attribute nmsAttribute = CraftAttribute.bukkitToMinecraft(attribute);
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+ if (!this.handle.hasAttribute(nmsAttribute)) {
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+ return null;
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+ }
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+ return new UnmodifiableAttributeInstance(this.handle.getAttributeInstance(nmsAttribute), attribute);
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+ }
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+
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+ @Override
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+ public void registerAttribute(@NotNull Attribute attribute) {
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+ throw new UnsupportedOperationException("Cannot register new attributes here");
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+ }
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+}
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diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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index 31898e8425c524277bd07b139a898fe5f9fe344d..445e87a4cc7a1b6c38a4cbf2212ebddbc3496d12 100644
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--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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@@ -581,6 +581,18 @@ public final class CraftMagicNumbers implements UnsafeValues {
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public int getProtocolVersion() {
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return net.minecraft.SharedConstants.getCurrentVersion().getProtocolVersion();
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}
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+
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+ @Override
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+ public boolean hasDefaultEntityAttributes(NamespacedKey bukkitEntityKey) {
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+ return net.minecraft.world.entity.ai.attributes.DefaultAttributes.hasSupplier(net.minecraft.core.registries.BuiltInRegistries.ENTITY_TYPE.get(CraftNamespacedKey.toMinecraft(bukkitEntityKey)));
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+ }
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+
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+ @Override
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+ public org.bukkit.attribute.Attributable getDefaultEntityAttributes(NamespacedKey bukkitEntityKey) {
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+ Preconditions.checkArgument(hasDefaultEntityAttributes(bukkitEntityKey), bukkitEntityKey + " doesn't have default attributes");
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+ 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.get(CraftNamespacedKey.toMinecraft(bukkitEntityKey)));
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+ return new io.papermc.paper.attribute.UnmodifiableAttributeMap(supplier);
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+ }
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// Paper end
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/**
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diff --git a/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java b/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..e8cdfa385230d3de202122e4df5e07f61f80ce75
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--- /dev/null
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+++ b/src/test/java/io/papermc/paper/attribute/EntityTypeAttributesTest.java
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@@ -0,0 +1,39 @@
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+package io.papermc.paper.attribute;
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+
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+import org.bukkit.attribute.Attributable;
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+import org.bukkit.attribute.Attribute;
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+import org.bukkit.attribute.AttributeInstance;
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+import org.bukkit.attribute.AttributeModifier;
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+import org.bukkit.entity.EntityType;
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+import org.bukkit.support.AbstractTestingBase;
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+import org.junit.jupiter.api.Test;
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+
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+import static org.junit.jupiter.api.Assertions.assertFalse;
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+import static org.junit.jupiter.api.Assertions.assertNotNull;
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+import static org.junit.jupiter.api.Assertions.assertThrows;
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+import static org.junit.jupiter.api.Assertions.assertTrue;
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+
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+public class EntityTypeAttributesTest extends AbstractTestingBase {
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+
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+ @Test
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+ public void testIllegalEntity() {
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+ assertFalse(EntityType.EGG.hasDefaultAttributes());
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+ assertThrows(IllegalArgumentException.class, () -> EntityType.EGG.getDefaultAttributes());
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+ }
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+
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+ @Test
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+ public void testLegalEntity() {
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+ assertTrue(EntityType.ZOMBIE.hasDefaultAttributes());
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+ EntityType.ZOMBIE.getDefaultAttributes();
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+ }
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+
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+ @Test
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+ public void testUnmodifiabilityOfAttributable() {
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+ Attributable attributable = EntityType.ZOMBIE.getDefaultAttributes();
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+ assertThrows(UnsupportedOperationException.class, () -> attributable.registerAttribute(Attribute.GENERIC_ATTACK_DAMAGE));
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+ AttributeInstance instance = attributable.getAttribute(Attribute.GENERIC_FOLLOW_RANGE);
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+ assertNotNull(instance);
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+ assertThrows(UnsupportedOperationException.class, () -> instance.addModifier(new AttributeModifier("test", 3, AttributeModifier.Operation.ADD_NUMBER)));
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+ assertThrows(UnsupportedOperationException.class, () -> instance.setBaseValue(3.2));
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+ }
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+}
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