From 5086a12a999a530288262ae057cd49229bce127c Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 18 Mar 2016 15:12:22 -0400
Subject: [PATCH] Configurable Non Player Arrow Despawn Rate

Can set a much shorter despawn rate for arrows that players can not pick up.

diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index faacd86ba..f71580393 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -252,4 +252,13 @@ public class PaperWorldConfig {
     private void allowLeashingUndeadHorse() {
         allowLeashingUndeadHorse = getBoolean("allow-leashing-undead-horse", false);
     }
+
+    public int nonPlayerArrowDespawnRate = -1;
+    private void nonPlayerArrowDespawnRate() {
+        nonPlayerArrowDespawnRate = getInt("non-player-arrow-despawn-rate", -1);
+        if (nonPlayerArrowDespawnRate == -1) {
+            nonPlayerArrowDespawnRate = spigotConfig.arrowDespawnRate;
+        }
+        log("Non Player Arrow Despawn Rate: " + nonPlayerArrowDespawnRate);
+    }
 }
diff --git a/src/main/java/net/minecraft/server/EntityArrow.java b/src/main/java/net/minecraft/server/EntityArrow.java
index 584782adb..86836a5d0 100644
--- a/src/main/java/net/minecraft/server/EntityArrow.java
+++ b/src/main/java/net/minecraft/server/EntityArrow.java
@@ -157,7 +157,7 @@ public abstract class EntityArrow extends Entity implements IProjectile {
                 this.ay = 0;
             } else {
                 ++this.ax;
-                if (this.ax >= world.spigotConfig.arrowDespawnRate) { // Spigot - First int after shooter
+                if (this.ax >= (fromPlayer != PickupStatus.DISALLOWED ? world.spigotConfig.arrowDespawnRate : world.paperConfig.nonPlayerArrowDespawnRate)) { // Spigot - First int after shooter // Paper
                     this.die();
                 }
             }
-- 
2.18.0