Add an arrow type to 1.8.8

v1_8_R3/src/main/java/net/citizensnpcs/nms/v1_8_R3/entity/nonliving/ArrowController.java

@@ -0,0 +1,100 @@
+package net.citizensnpcs.nms.v1_8_R3.entity.nonliving;
+
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.v1_8_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_8_R3.entity.CraftArrow;
+import org.bukkit.craftbukkit.v1_8_R3.entity.CraftEntity;
+import org.bukkit.entity.Arrow;
+import org.bukkit.util.Vector;
+
+import net.citizensnpcs.api.npc.NPC;
+import net.citizensnpcs.nms.v1_8_R3.entity.MobEntityController;
+import net.citizensnpcs.npc.CitizensNPC;
+import net.citizensnpcs.npc.ai.NPCHolder;
+import net.citizensnpcs.util.Util;
+import net.minecraft.server.v1_8_R3.EntityArrow;
+import net.minecraft.server.v1_8_R3.NBTTagCompound;
+import net.minecraft.server.v1_8_R3.World;
+
+public class ArrowController extends MobEntityController {
+    public ArrowController() {
+        super(EntityArrowNPC.class);
+    }
+
+    @Override
+    public Arrow getBukkitEntity() {
+        return (Arrow) super.getBukkitEntity();
+    }
+
+    public static class ArrowNPC extends CraftArrow implements NPCHolder {
+        private final CitizensNPC npc;
+
+        public ArrowNPC(EntityArrowNPC entity) {
+            super((CraftServer) Bukkit.getServer(), entity);
+            this.npc = entity.npc;
+        }
+
+        @Override
+        public NPC getNPC() {
+            return npc;
+        }
+    }
+
+    public static class EntityArrowNPC extends EntityArrow implements NPCHolder {
+        private final CitizensNPC npc;
+
+        public EntityArrowNPC(World world) {
+            this(world, null);
+        }
+
+        public EntityArrowNPC(World world, NPC npc) {
+            super(world);
+            this.npc = (CitizensNPC) npc;
+        }
+
+        @Override
+        public void collide(net.minecraft.server.v1_8_R3.Entity entity) {
+            // this method is called by both the entities involved - cancelling
+            // it will not stop the NPC from moving.
+            super.collide(entity);
+            if (npc != null) {
+                Util.callCollisionEvent(npc, entity.getBukkitEntity());
+            }
+        }
+
+        @Override
+        public boolean d(NBTTagCompound save) {
+            return npc == null ? super.d(save) : false;
+        }
+
+        @Override
+        public void g(double x, double y, double z) {
+            Vector vector = Util.callPushEvent(npc, x, y, z);
+            if (vector != null) {
+                super.g(vector.getX(), vector.getY(), vector.getZ());
+            }
+        }
+
+        @Override
+        public CraftEntity getBukkitEntity() {
+            if (npc != null && !(bukkitEntity instanceof NPCHolder)) {
+                bukkitEntity = new ArrowNPC(this);
+            }
+            return super.getBukkitEntity();
+        }
+
+        @Override
+        public NPC getNPC() {
+            return npc;
+        }
+
+        @Override
+        public void t_() {
+            if (npc != null) {
+                npc.update();
+            } else {
+                super.t_();
+            }
+        }
+    }
+}