Paper/nms-patches/EntityZombie.patch

--- a/net/minecraft/server/EntityZombie.java
+++ b/net/minecraft/server/EntityZombie.java
@@ -5,6 +5,13 @@
 import java.util.UUID;
 import javax.annotation.Nullable;
 
+//CraftBukkit start
+import org.bukkit.event.entity.CreatureSpawnEvent;
+import org.bukkit.event.entity.EntityCombustByEntityEvent;
+import org.bukkit.event.entity.EntityCombustEvent;
+import org.bukkit.event.entity.EntityTargetEvent;
+//CraftBukkit end
+
 public class EntityZombie extends EntityMonster {
 
     protected static final IAttribute a = (new AttributeRanged((IAttribute) null, "zombie.spawnReinforcements", 0.0D, 0.0D, 1.0D)).a("Spawn Reinforcements Chance");
@@ -133,7 +140,14 @@
                 }
 
                 if (flag) {
-                    this.setOnFire(8);
+                    // CraftBukkit start
+                    EntityCombustEvent event = new EntityCombustEvent(this.getBukkitEntity(), 8);
+                    this.world.getServer().getPluginManager().callEvent(event);
+
+                    if (!event.isCancelled()) {
+                        this.setOnFire(event.getDuration());
+                    }
+                    // CraftBukkit end
                 }
             }
         }
@@ -167,8 +181,8 @@
                     if (this.world.getType(new BlockPosition(i1, j1 - 1, k1)).q() && this.world.getLightLevel(new BlockPosition(i1, j1, k1)) < 10) {
                         entityzombie.setPosition((double) i1, (double) j1, (double) k1);
                         if (!this.world.isPlayerNearby((double) i1, (double) j1, (double) k1, 7.0D) && this.world.a(entityzombie.getBoundingBox(), (Entity) entityzombie) && this.world.getCubes(entityzombie, entityzombie.getBoundingBox()).isEmpty() && !this.world.containsLiquid(entityzombie.getBoundingBox())) {
-                            this.world.addEntity(entityzombie);
-                            entityzombie.setGoalTarget(entityliving);
+                            this.world.addEntity(entityzombie, CreatureSpawnEvent.SpawnReason.REINFORCEMENTS); // CraftBukkit
+                            entityzombie.setGoalTarget(entityliving, EntityTargetEvent.TargetReason.REINFORCEMENT_TARGET, true);
                             entityzombie.prepare(this.world.D(new BlockPosition(entityzombie)), (GroupDataEntity) null);
                             this.getAttributeInstance(EntityZombie.a).b(new AttributeModifier("Zombie reinforcement caller charge", -0.05000000074505806D, 0));
                             entityzombie.getAttributeInstance(EntityZombie.a).b(new AttributeModifier("Zombie reinforcement callee charge", -0.05000000074505806D, 0));
@@ -191,7 +205,14 @@
             float f = this.world.D(new BlockPosition(this)).b();
 
             if (this.getItemInMainHand().isEmpty() && this.isBurning() && this.random.nextFloat() < f * 0.3F) {
-                entity.setOnFire(2 * (int) f);
+                // CraftBukkit start
+                EntityCombustByEntityEvent event = new EntityCombustByEntityEvent(this.getBukkitEntity(), entity.getBukkitEntity(), 2 * (int) f); // PAIL: fixme
+                this.world.getServer().getPluginManager().callEvent(event);
+
+                if (!event.isCancelled()) {
+                    entity.setOnFire(event.getDuration());
+                }
+                // CraftBukkit end
             }
         }
 
@@ -284,7 +305,7 @@
                 entityzombievillager.setCustomNameVisible(entityvillager.getCustomNameVisible());
             }
 
-            this.world.addEntity(entityzombievillager);
+            this.world.addEntity(entityzombievillager, CreatureSpawnEvent.SpawnReason.INFECTION); // CraftBukkit - add SpawnReason
             this.world.a((EntityHuman) null, 1026, new BlockPosition(this), 0);
         }
 
@@ -334,7 +355,7 @@
                     entitychicken1.setPositionRotation(this.locX, this.locY, this.locZ, this.yaw, 0.0F);
                     entitychicken1.prepare(difficultydamagescaler, (GroupDataEntity) null);
                     entitychicken1.p(true);
-                    this.world.addEntity(entitychicken1);
+                    this.world.addEntity(entitychicken1, CreatureSpawnEvent.SpawnReason.MOUNT); // CraftBukkit
                     this.startRiding(entitychicken1);
                 }
             }
@@ -392,7 +413,7 @@
     }
 
     public void die(DamageSource damagesource) {
-        super.die(damagesource);
+        // super.die(damagesource); // CraftBukkit
         if (damagesource.getEntity() instanceof EntityCreeper) {
             EntityCreeper entitycreeper = (EntityCreeper) damagesource.getEntity();
 
@@ -405,6 +426,7 @@
                 }
             }
         }
+        super.die(damagesource); // CraftBukkit - moved from above
 
     }