Added events for endermen pickup/placement blocks and methods to get/set the block that an enderman is holding. Thanks Wizjany

By: Wizjany <wizjany@gmail.com>

paper-api/src/main/java/org/bukkit/entity/Enderman.java

@@ -1,6 +1,23 @@
 package org.bukkit.entity;
 
+import org.bukkit.material.MaterialData;
+
 /**
  * Represents an Enderman.
  */
-public interface Enderman extends Monster {}
+public interface Enderman extends Monster {
+
+    /**
+     * Get the id and data of the block that the Enderman is carrying.
+     *
+     * @return MaterialData containing the id and data of the block
+     */
+    public MaterialData getCarriedMaterial();
+
+    /**
+     * Set the id and data of the block that the Enderman is carring.
+     *
+     * @param material data to set the carried block to
+     */
+    public void setCarriedMaterial(MaterialData material);
+}

paper-api/src/main/java/org/bukkit/event/Event.java

@@ -679,13 +679,24 @@ public abstract class Event implements Serializable {
          * @see org.bukkit.event.entity.ProjectileHitEvent
          */
         PROJECTILE_HIT (Category.ENTITY),
-
         /**
          * Called when a LivingEntity is regains health
          *
          * @see org.bukkit.event.entity.EntityRegainHealthEvent
          */
         ENTITY_REGAIN_HEALTH (Category.LIVING_ENTITY),
+        /**
+         * Called when an Enderman picks a block up
+         *
+         * @see org.bukkit.event.entity.EndermanPickupEvent
+         */
+        ENDERMAN_PICKUP (Category.LIVING_ENTITY),
+        /**
+         * Called when an Enderman places a block
+         *
+         * @see org.bukkit.event.entity.EndermanPlaceEvent
+         */
+        ENDERMAN_PLACE (Category.LIVING_ENTITY),
 
         /**
          * WEATHER EVENTS

paper-api/src/main/java/org/bukkit/event/entity/EndermanPickupEvent.java

@@ -0,0 +1,34 @@
+package org.bukkit.event.entity;
+
+import org.bukkit.block.Block;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Cancellable;
+
+public class EndermanPickupEvent extends EntityEvent implements Cancellable {
+
+    private boolean cancel;
+    private Block block;
+
+    public EndermanPickupEvent(Entity what, Block block) {
+        super(Type.ENDERMAN_PICKUP, what);
+        this.block = block;
+        this.cancel = false;
+    }
+
+    public boolean isCancelled() {
+        return cancel;
+    }
+
+    public void setCancelled(boolean cancel) {
+        this.cancel = cancel;
+    }
+
+    /**
+     * Get the block that the enderman is going to pick up.
+     *
+     * @return block the enderman is about to pick up
+     */
+    public Block getBlock() {
+        return block;
+    }
+}

paper-api/src/main/java/org/bukkit/event/entity/EndermanPlaceEvent.java

@@ -0,0 +1,34 @@
+package org.bukkit.event.entity;
+
+import org.bukkit.Location;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Cancellable;
+
+public class EndermanPlaceEvent extends EntityEvent implements Cancellable {
+
+    private boolean cancel;
+    private Location location;
+
+    public EndermanPlaceEvent(Entity what, Location location) {
+        super(Type.ENDERMAN_PLACE, what);
+        this.location = location;
+        this.cancel = false;
+    }
+
+    public boolean isCancelled() {
+        return cancel;
+    }
+
+    public void setCancelled(boolean cancel) {
+        this.cancel = cancel;
+    }
+
+    /**
+     * Get the location that is target of the enderman's placement.
+     *
+     * @return location where the enderman will place its block
+     */
+    public Location getLocation() {
+        return location;
+    }
+}

paper-api/src/main/java/org/bukkit/event/entity/EntityListener.java

@@ -134,4 +134,18 @@ public class EntityListener implements Listener {
      * @param event Relevant event details
      */
     public void onProjectileHit(ProjectileHitEvent event) {}
+
+    /**
+     * Called when an Enderman picks a block up
+     *
+     * @param event Relevant event details
+     */
+    public void onEndermanPickup(EndermanPickupEvent event) {}
+
+    /**
+     * Called when an Enderman places a block
+     *
+     * @param event Relevant event details
+     */
+    public void onEndermanPlace(EndermanPlaceEvent event) {}
 }

paper-api/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java

@@ -762,6 +762,20 @@ public class JavaPluginLoader implements PluginLoader {
                 }
             };
 
+        case ENDERMAN_PICKUP:
+            return new EventExecutor() {
+                public void execute(Listener listener, Event event) {
+                    ((EntityListener) listener).onEndermanPickup((EndermanPickupEvent) event);
+                }
+            };
+
+        case ENDERMAN_PLACE:
+            return new EventExecutor() {
+                public void execute(Listener listener, Event event) {
+                    ((EntityListener) listener).onEndermanPlace((EndermanPlaceEvent) event);
+                }
+            };
+
         // Vehicle Events
         case VEHICLE_CREATE:
             return new EventExecutor() {