Moar, fix API

patches/server/0122-Properly-fix-item-duplication-bug.patch

@@ -0,0 +1,33 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Alfie Cleveland <alfeh@me.com>
+Date: Tue, 27 Dec 2016 01:57:57 +0000
+Subject: [PATCH] Properly fix item duplication bug
+
+Credit to prplz for figuring out the real issue
+
+diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
+index 91380d37ddd0c03301618849ea8fd9a72c333ae5..1d04f135f33e9db68153f5db19360f30aa0113eb 100644
+--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
++++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
+@@ -2243,7 +2243,7 @@ public class ServerPlayer extends Player {
+ 
+     @Override
+     public boolean isImmobile() {
+-        return super.isImmobile() || !this.getBukkitEntity().isOnline();
++        return super.isImmobile() || (this.connection != null && this.connection.isDisconnected()); // Paper
+     }
+ 
+     @Override
+diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+index 2684096f29bc88802fcf7116aa8d3308fd6bec9f..ad72e852e05c50effa195b112ff67b6d18a1eea2 100644
+--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
++++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+@@ -3163,7 +3163,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
+     }
+ 
+     public final boolean isDisconnected() {
+-        return !this.player.joining && !this.connection.isConnected();
++        return (!this.player.joining && !this.connection.isConnected()) || this.processedDisconnect; // Paper
+     }
+     // CraftBukkit end
+