From a429b2ad16fd2e65d08917063f5c1fee7abf697b Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Sat, 12 Mar 2022 09:26:16 +1100
Subject: [PATCH] #1011: Add Item Unlimited Lifetime APIs

By: Gero <gecam59@gmail.com>
---
 .../bukkit/craftbukkit/entity/CraftItem.java  | 21 +++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java b/paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
index d973749181..daf264ca2a 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
@@ -41,12 +41,29 @@ public class CraftItem extends CraftEntity implements Item {
         item.pickupDelay = Math.min(delay, Short.MAX_VALUE);
     }
 
+    @Override
+    public void setUnlimitedLifetime(boolean unlimited) {
+        if (unlimited) {
+            // See EntityItem#INFINITE_LIFETIME
+            item.age = Short.MIN_VALUE;
+        } else {
+            item.age = getTicksLived();
+        }
+    }
+
+    @Override
+    public boolean isUnlimitedLifetime() {
+        return item.age == Short.MIN_VALUE;
+    }
+
     @Override
     public void setTicksLived(int value) {
         super.setTicksLived(value);
 
-        // Second field for EntityItem
-        item.age = value;
+        // Second field for EntityItem (don't set if lifetime is unlimited)
+        if (!isUnlimitedLifetime()) {
+            item.age = value;
+        }
     }
 
     @Override