diff --git a/patches/api/0466-Fix-DamageSource-API.patch b/patches/api/0466-Fix-DamageSource-API.patch new file mode 100644 index 0000000000..efe4403e2c --- /dev/null +++ b/patches/api/0466-Fix-DamageSource-API.patch @@ -0,0 +1,31 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic +Date: Sat, 16 Mar 2024 11:21:14 -0700 +Subject: [PATCH] Fix DamageSource API + + +diff --git a/src/main/java/org/bukkit/event/entity/EntityDamageByEntityEvent.java b/src/main/java/org/bukkit/event/entity/EntityDamageByEntityEvent.java +index 6b24d1281cb8f0253430c9c1a1323e2670bb9c93..8ea4be529400b34df3d31b0f17c2d145345523d9 100644 +--- a/src/main/java/org/bukkit/event/entity/EntityDamageByEntityEvent.java ++++ b/src/main/java/org/bukkit/event/entity/EntityDamageByEntityEvent.java +@@ -60,6 +60,20 @@ public class EntityDamageByEntityEvent extends EntityDamageEvent { + } + // Paper end + ++ // Paper start ++ /** ++ * {@inheritDoc} ++ *

++ * The {@link DamageSource#getDirectEntity()} may be different from the {@link #getDamager()} ++ * if the Minecraft damage source did not originally include an damager entity, but one was included ++ * for this event {@link #getDamager()}. ++ */ ++ @Override ++ public @NotNull DamageSource getDamageSource() { ++ return super.getDamageSource(); ++ } ++ // Paper end ++ + /** + * Returns the entity that damaged the defender. + * diff --git a/patches/server/1055-Fix-DamageSource-API.patch b/patches/server/1055-Fix-DamageSource-API.patch new file mode 100644 index 0000000000..3c80fe5209 --- /dev/null +++ b/patches/server/1055-Fix-DamageSource-API.patch @@ -0,0 +1,198 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic +Date: Sat, 9 Mar 2024 14:13:04 -0800 +Subject: [PATCH] Fix DamageSource API + +Uses the correct entity in the EntityDamageByEntity event +Returns the correct entity for API's DamageSource#getCausingEntity + +diff --git a/src/main/java/net/minecraft/world/damagesource/DamageSource.java b/src/main/java/net/minecraft/world/damagesource/DamageSource.java +index 1561b85a45f52a8162f43553f8485bfe084b8f1f..b26e4d58ea1898a5e4b31c3d6ab33f38835ab2c6 100644 +--- a/src/main/java/net/minecraft/world/damagesource/DamageSource.java ++++ b/src/main/java/net/minecraft/world/damagesource/DamageSource.java +@@ -27,7 +27,8 @@ public class DamageSource { + private boolean withSweep = false; + private boolean melting = false; + private boolean poison = false; +- private Entity customCausingEntity = null; // This field is a helper for when causing entity damage is not set by vanilla ++ @Nullable ++ private Entity customEventDamager = null; // This field is a helper for when causing entity damage is not set by vanilla // Paper - fix DamageSource API + + public DamageSource sweep() { + this.withSweep = true; +@@ -56,13 +57,18 @@ public class DamageSource { + return this.poison; + } + +- public Entity getCausingEntity() { +- return (this.customCausingEntity != null) ? this.customCausingEntity : this.causingEntity; ++ // Paper start - fix DamageSource API ++ public @Nullable Entity getCustomEventDamager() { ++ return (this.customEventDamager != null) ? this.customEventDamager : this.directEntity; + } + +- public DamageSource customCausingEntity(Entity entity) { ++ public DamageSource customEventDamager(Entity entity) { ++ if (this.directEntity != null) { ++ throw new IllegalStateException("Cannot set a custom event damager entity when a direct entity is already set (report as a bug to Paper)"); ++ } + DamageSource damageSource = this.cloneInstance(); +- damageSource.customCausingEntity = entity; ++ damageSource.customEventDamager = entity; ++ // Paper end - fix DamageSource API + return damageSource; + } + +diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java +index be2220457e941803b14d78c550d0db777c79a886..f5a86c0fb1a7a313afc4c56ffc445a7fe7821428 100644 +--- a/src/main/java/net/minecraft/world/entity/Entity.java ++++ b/src/main/java/net/minecraft/world/entity/Entity.java +@@ -3462,7 +3462,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S + return; + } + +- if (!this.hurt(this.damageSources().lightningBolt().customCausingEntity(lightning), 5.0F)) { ++ if (!this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), 5.0F)) { // Paper - fix DamageSource API + return; + } + // CraftBukkit end +diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java +index dbdb6c432448b151fa4421f14235f8bad23dc720..2eb099957a3d0bae3339ff4edbab103fb348abed 100644 +--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java ++++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java +@@ -336,7 +336,7 @@ public class Turtle extends Animal { + + @Override + public void thunderHit(ServerLevel world, LightningBolt lightning) { +- this.hurt(this.damageSources().lightningBolt().customCausingEntity(lightning), Float.MAX_VALUE); // CraftBukkit ++ this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), Float.MAX_VALUE); // CraftBukkit // Paper - fix DamageSource API + } + + @Override +diff --git a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java +index 4dea85a8ab8ae16d02e35d226fd155891ce2319a..eaad15a4d201356c34c1a09c7fbe5c35f76a2176 100644 +--- a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java ++++ b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java +@@ -204,7 +204,7 @@ public abstract class HangingEntity extends Entity { + } else { + if (!this.isRemoved() && !this.level().isClientSide) { + // CraftBukkit start - fire break events +- Entity damager = (source.isIndirect()) ? source.getEntity() : source.getDirectEntity(); ++ Entity damager = (source.isIndirect() && source.getEntity() != null) ? source.getEntity() : source.getDirectEntity(); // Paper - fix DamageSource API + HangingBreakEvent event; + if (damager != null) { + event = new HangingBreakByEntityEvent((Hanging) this.getBukkitEntity(), damager.getBukkitEntity(), source.is(DamageTypeTags.IS_EXPLOSION) ? HangingBreakEvent.RemoveCause.EXPLOSION : HangingBreakEvent.RemoveCause.ENTITY); +diff --git a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java +index a729460e35bbef134bdf0d72d8894c3df007f7b8..e6f549f1fcd261f96f0e4fc4cbe26a04c389d191 100644 +--- a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java ++++ b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java +@@ -132,7 +132,7 @@ public class EvokerFangs extends Entity implements TraceableEntity { + + if (target.isAlive() && !target.isInvulnerable() && target != entityliving1) { + if (entityliving1 == null) { +- target.hurt(this.damageSources().magic().customCausingEntity(this), 6.0F); // CraftBukkit ++ target.hurt(this.damageSources().magic().customEventDamager(this), 6.0F); // CraftBukkit // Paper - fix DamageSource API + } else { + if (entityliving1.isAlliedTo((Entity) target)) { + return; +diff --git a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java +index 28690877c443ceb2bdf20e6d251c9d32f667814c..1fb1e729d6879568d8b4943071fa940325b2e5b0 100644 +--- a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java ++++ b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java +@@ -86,7 +86,7 @@ public class ThrownEnderpearl extends ThrowableItemProjectile { + + entityplayer.connection.teleport(teleEvent.getTo()); + entity.resetFallDistance(); +- entity.hurt(this.damageSources().fall().customCausingEntity(this), 5.0F); // CraftBukkit ++ entity.hurt(this.damageSources().fall().customEventDamager(this), 5.0F); // CraftBukkit // Paper - fix DamageSource API + } + // CraftBukkit end + this.level().playSound((Player) null, this.getX(), this.getY(), this.getZ(), SoundEvents.PLAYER_TELEPORT, SoundSource.PLAYERS); +diff --git a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java +index 5c7a6fe97b1f0b55b4a5dddbb684e4424688f866..6f49b9b8707d74330adb973e0db3cd5bccf138b6 100644 +--- a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java ++++ b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java +@@ -72,7 +72,7 @@ public class WitherSkull extends AbstractHurtingProjectile { + } + } + } else { +- flag = entity.hurt(this.damageSources().magic().customCausingEntity(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls ++ flag = entity.hurt(this.damageSources().magic().customEventDamager(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls // Paper - fix DamageSource API + } + + if (flag && entity instanceof LivingEntity) { +diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java +index b678da2cbb93cea7971bc3c4d324cfca18b0bc97..90a82bd7977ebe520bdcc2ab99e11452d5cf4a21 100644 +--- a/src/main/java/net/minecraft/world/level/Explosion.java ++++ b/src/main/java/net/minecraft/world/level/Explosion.java +@@ -103,7 +103,7 @@ public class Explosion { + this.z = z; + this.fire = createFire; + this.blockInteraction = destructionType; +- this.damageSource = damageSource == null ? world.damageSources().explosion(this).customCausingEntity(entity) : damageSource.customCausingEntity(entity); // CraftBukkit - handle source entity ++ this.damageSource = damageSource == null ? world.damageSources().explosion(this) : damageSource; // CraftBukkit - handle source entity // Paper - revert to fix DamageSource API + this.damageCalculator = behavior == null ? this.makeDamageCalculator(entity) : behavior; + this.smallExplosionParticles = particle; + this.largeExplosionParticles = emitterParticle; +diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java +index 6ae1ad21807c039726021f8f26f92042acce2fda..b7e2327c50195e8d3ca3ca3b47c7c0f9ea8e289c 100644 +--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java ++++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java +@@ -41,7 +41,7 @@ public class CraftDamageSource implements DamageSource { + + @Override + public org.bukkit.entity.Entity getCausingEntity() { +- net.minecraft.world.entity.Entity entity = this.getHandle().getCausingEntity(); ++ net.minecraft.world.entity.Entity entity = this.getHandle().getEntity(); // Paper - fix DamageSource API + return (entity != null) ? entity.getBukkitEntity() : null; + } + +@@ -65,7 +65,7 @@ public class CraftDamageSource implements DamageSource { + + @Override + public boolean isIndirect() { +- return this.getHandle().getCausingEntity() != this.getHandle().getDirectEntity(); ++ return this.getHandle().isIndirect(); // Paper - fix DamageSource API + } + + @Override +diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java +index 4c6e15535fa40aad8cf1920f392589404f9ba79c..35eb95ef6fb6a0f7ea63351e90741c489fdd15f9 100644 +--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java ++++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java +@@ -41,6 +41,11 @@ public class CraftDamageSourceBuilder implements DamageSource.Builder { + + @Override + public DamageSource build() { ++ // Paper start - fix DamageCause API ++ if (this.causingEntity != null && this.directEntity == null) { ++ throw new IllegalArgumentException("Direct entity must be set if causing entity is set"); ++ } ++ // Paper end - fix DamageCause API + return CraftDamageSource.buildFromBukkit(this.damageType, this.causingEntity, this.directEntity, this.damageLocation); + } + } +diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java +index 4c2e8129481384a143384d327e14320023735b1a..cb3e9672f375a1a660757a05362729ddb5ca7504 100644 +--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java ++++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java +@@ -1082,7 +1082,7 @@ public class CraftEventFactory { + + private static EntityDamageEvent handleEntityDamageEvent(Entity entity, DamageSource source, Map modifiers, Map> modifierFunctions, boolean cancelled) { + CraftDamageSource bukkitDamageSource = new CraftDamageSource(source); +- Entity damager = source.getCausingEntity(); ++ final Entity damager = source.getCustomEventDamager(); // Paper - fix DamageSource API + if (source.is(DamageTypeTags.IS_EXPLOSION)) { + if (damager == null) { + return CraftEventFactory.callEntityDamageEvent(source.getDirectBlock(), entity, DamageCause.BLOCK_EXPLOSION, bukkitDamageSource, modifiers, modifierFunctions, cancelled, source.explodedBlockState); // Paper - Include BlockState for damage +@@ -1092,9 +1092,7 @@ public class CraftEventFactory { + } else if (damager != null || source.getDirectEntity() != null) { + DamageCause cause = (source.isSweep()) ? DamageCause.ENTITY_SWEEP_ATTACK : DamageCause.ENTITY_ATTACK; + +- if (bukkitDamageSource.isIndirect() && source.getDirectEntity() != null) { +- damager = source.getDirectEntity(); +- } ++ // Paper - fix DamageSource API + + if (damager instanceof net.minecraft.world.entity.projectile.Projectile) { + if (damager.getBukkitEntity() instanceof ThrownPotion) {