Arrow pickup rule API

Spigot-API-Patches/Arrow-pickup-rule-API.patch

@@ -0,0 +1,43 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jedediah Smith <jedediah@silencegreys.com>
+Date: Fri, 4 Mar 2016 03:13:18 -0500
+Subject: [PATCH] Arrow pickup rule API
+
+
+diff --git a/src/main/java/org/bukkit/entity/Arrow.java b/src/main/java/org/bukkit/entity/Arrow.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/org/bukkit/entity/Arrow.java
++++ b/src/main/java/org/bukkit/entity/Arrow.java
+@@ -0,0 +0,0 @@ public interface Arrow extends Projectile {
+      */
+     public void setCritical(boolean critical);
+ 
++    // Paper start
++    /**
++     * Gets the {@link PickupRule} for this arrow.
++     *
++     * <p>This is generally {@link PickupRule#ALLOWED} only if the arrow was
++     * <b>not</b> fired from a bow with the infinity enchantment.</p>
++     *
++     * @return The pickup rule
++     */
++    PickupRule getPickupRule();
++
++    /**
++     * Set the rule for which players can pickup this arrow as an item.
++     *
++     * @param rule The pickup rule
++     */
++    void setPickupRule(PickupRule rule);
++
++    enum PickupRule {
++        DISALLOWED,
++        ALLOWED,
++        CREATIVE_ONLY;
++    }
++    // Paper end
++
+     public class Spigot extends Entity.Spigot
+     {
+ 
+--