--- a/net/minecraft/world/entity/projectile/EntityFireworks.java
+++ b/net/minecraft/world/entity/projectile/EntityFireworks.java
@@ -29,6 +29,8 @@
 import net.minecraft.world.phys.MovingObjectPositionEntity;
 import net.minecraft.world.phys.Vec3D;
 
+import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
+
 public class EntityFireworks extends IProjectile implements ItemSupplier {
 
     public static final DataWatcherObject<ItemStack> DATA_ID_FIREWORKS_ITEM = DataWatcher.a(EntityFireworks.class, DataWatcherRegistry.ITEM_STACK);
@@ -141,7 +143,7 @@
         MovingObjectPosition movingobjectposition = ProjectileHelper.a((Entity) this, this::a);
 
         if (!this.noPhysics) {
-            this.a(movingobjectposition);
+            this.preOnHit(movingobjectposition); // CraftBukkit - projectile hit event
             this.hasImpulse = true;
         }
 
@@ -156,7 +158,11 @@
         }
 
         if (!this.level.isClientSide && this.life > this.lifetime) {
-            this.explode();
+            // CraftBukkit start
+            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callFireworkExplodeEvent(this).isCancelled()) {
+                this.explode();
+            }
+            // CraftBukkit end
         }
 
     }
@@ -172,7 +178,11 @@
     protected void a(MovingObjectPositionEntity movingobjectpositionentity) {
         super.a(movingobjectpositionentity);
         if (!this.level.isClientSide) {
-            this.explode();
+            // CraftBukkit start
+            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callFireworkExplodeEvent(this).isCancelled()) {
+                this.explode();
+            }
+            // CraftBukkit end
         }
     }
 
@@ -182,7 +192,11 @@
 
         this.level.getType(blockposition).a(this.level, blockposition, (Entity) this);
         if (!this.level.isClientSide() && this.hasExplosions()) {
-            this.explode();
+            // CraftBukkit start
+            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callFireworkExplodeEvent(this).isCancelled()) {
+                this.explode();
+            }
+            // CraftBukkit end
         }
 
         super.a(movingobjectpositionblock);
@@ -208,7 +222,9 @@
 
         if (f > 0.0F) {
             if (this.attachedToEntity != null) {
+                CraftEventFactory.entityDamage = this; // CraftBukkit
                 this.attachedToEntity.damageEntity(DamageSource.a(this, this.getShooter()), 5.0F + (float) (nbttaglist.size() * 2));
+                CraftEventFactory.entityDamage = null; // CraftBukkit
             }
 
             double d0 = 5.0D;
@@ -235,7 +251,9 @@
                     if (flag) {
                         float f1 = f * (float) Math.sqrt((5.0D - (double) this.e((Entity) entityliving)) / 5.0D);
 
+                        CraftEventFactory.entityDamage = this; // CraftBukkit
                         entityliving.damageEntity(DamageSource.a(this, this.getShooter()), f1);
+                        CraftEventFactory.entityDamage = null; // CraftBukkit
                     }
                 }
             }