#545: Add EnderSignal ItemStack API

By: Parker Hawke <hawkeboyz2@hotmail.com>

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

@@ -1,7 +1,9 @@
 package org.bukkit.entity;
 
 import org.bukkit.Location;
+import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 /**
  * Represents an EnderSignal, which is created upon throwing an ender eye.
@@ -44,6 +46,23 @@ public interface EnderSignal extends Entity {
      */
     public void setDropItem(boolean drop);
 
+    /**
+     * Get the {@link ItemStack} to be displayed while in the air and to be
+     * dropped on death.
+     *
+     * @return the item stack
+     */
+    @NotNull
+    public ItemStack getItem();
+
+    /**
+     * Set the {@link ItemStack} to be displayed while in the air and to be
+     * dropped on death.
+     *
+     * @param item the item to set. If null, resets to the default eye of ender
+     */
+    public void setItem(@Nullable ItemStack item);
+
     /**
      * Gets the amount of time this entity has been alive (in ticks).
      * <br>