Paper/nms-patches/EntityPigZombie.patch

--- a/net/minecraft/server/EntityPigZombie.java
+++ b/net/minecraft/server/EntityPigZombie.java
@@ -35,7 +35,7 @@
     protected void m() {
         this.goalSelector.a(2, new PathfinderGoalZombieAttack(this, 1.0D, false));
         this.goalSelector.a(7, new PathfinderGoalRandomStrollLand(this, 1.0D));
-        this.targetSelector.a(1, (new PathfinderGoalHurtByTarget(this, new Class[0])).a());
+        this.targetSelector.a(1, new PathfinderGoalHurtByTarget(this).a(new Class[0])); // CraftBukkit - decompile error
         this.targetSelector.a(2, new PathfinderGoalNearestAttackableTarget<>(this, EntityHuman.class, 10, true, false, this::b));
         this.targetSelector.a(3, new PathfinderGoalUniversalAngerReset<>(this, true));
     }
@@ -108,7 +108,7 @@
         }).filter((entitypigzombie) -> {
             return !entitypigzombie.r(this.getGoalTarget());
         }).forEach((entitypigzombie) -> {
-            entitypigzombie.setGoalTarget(this.getGoalTarget());
+            entitypigzombie.setGoalTarget(this.getGoalTarget(), org.bukkit.event.entity.EntityTargetEvent.TargetReason.TARGET_ATTACKED_NEARBY_ENTITY, true); // CraftBukkit
         });
     }
 
@@ -132,7 +132,16 @@
 
     @Override
     public void anger() {
-        this.setAnger(EntityPigZombie.bw.a(this.random));
+        // CraftBukkit start
+        Entity entity = ((WorldServer) this.world).getEntity(getAngerTarget());
+        org.bukkit.event.entity.PigZombieAngerEvent event = new org.bukkit.event.entity.PigZombieAngerEvent((org.bukkit.entity.PigZombie) this.getBukkitEntity(), (entity == null) ? null : entity.getBukkitEntity(), EntityPigZombie.bw.a(this.random));
+        this.world.getServer().getPluginManager().callEvent(event);
+        if (event.isCancelled()) {
+            this.setAngerTarget(null);
+            return;
+        }
+        this.setAnger(event.getNewAnger());
+        // CraftBukkit end
     }
 
     public static boolean b(EntityTypes<EntityPigZombie> entitytypes, GeneratorAccess generatoraccess, EnumMobSpawn enummobspawn, BlockPosition blockposition, Random random) {