Update B/CB/S

Spigot-API-Patches/0083-Optimize-Hoppers.patch

@@ -0,0 +1,42 @@
+From 6c67c5ba8e8ce89bfdd90a1d6264d14ba6a9037b Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Thu, 18 Jan 2018 01:00:27 -0500
+Subject: [PATCH] Optimize Hoppers
+
+Adds data about what Item related methods were used in InventoryMoveItem event
+so that the server can improve the performance of this event.
+
+diff --git a/src/main/java/org/bukkit/event/inventory/InventoryMoveItemEvent.java b/src/main/java/org/bukkit/event/inventory/InventoryMoveItemEvent.java
+index 06ec99ae..b44cc45b 100644
+--- a/src/main/java/org/bukkit/event/inventory/InventoryMoveItemEvent.java
++++ b/src/main/java/org/bukkit/event/inventory/InventoryMoveItemEvent.java
+@@ -30,6 +30,8 @@ public class InventoryMoveItemEvent extends Event implements Cancellable {
+     private final Inventory destinationInventory;
+     private ItemStack itemStack;
+     private final boolean didSourceInitiate;
++    public boolean calledGetItem; // Paper
++    public boolean calledSetItem; // Paper
+ 
+     public InventoryMoveItemEvent(final Inventory sourceInventory, final ItemStack itemStack, final Inventory destinationInventory, final boolean didSourceInitiate) {
+         Validate.notNull(itemStack, "ItemStack cannot be null");
+@@ -55,7 +57,8 @@ public class InventoryMoveItemEvent extends Event implements Cancellable {
+      * @return ItemStack
+      */
+     public ItemStack getItem() {
+-        return itemStack.clone();
++        calledGetItem = true; // Paper - record this method was used for auto detection of mode
++        return itemStack; // Paper - Removed clone, handled better in Server
+     }
+ 
+     /**
+@@ -67,6 +70,7 @@ public class InventoryMoveItemEvent extends Event implements Cancellable {
+      */
+     public void setItem(ItemStack itemStack) {
+         Validate.notNull(itemStack, "ItemStack cannot be null.  Cancel the event if you want nothing to be transferred.");
++        calledSetItem = true; // Paper - record this method was used for auto detection of mode
+         this.itemStack = itemStack.clone();
+     }
+ 
+-- 
+2.18.0
+