From be81afac4fa9c531b229bc90687acdce12bc1484 Mon Sep 17 00:00:00 2001
From: J3H <j3h.contact@gmail.com>
Date: Mon, 9 Jan 2017 20:15:17 +0100
Subject: [PATCH] Fix duplication bug caused by oversized item stacks

---
 .../betterenderchest/eventhandler/BetterEnderSlotsHandler.java  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main/java/nl/rutgerkok/betterenderchest/eventhandler/BetterEnderSlotsHandler.java b/src/main/java/nl/rutgerkok/betterenderchest/eventhandler/BetterEnderSlotsHandler.java
index c5e164c..1c710fb 100644
--- a/src/main/java/nl/rutgerkok/betterenderchest/eventhandler/BetterEnderSlotsHandler.java
+++ b/src/main/java/nl/rutgerkok/betterenderchest/eventhandler/BetterEnderSlotsHandler.java
@@ -134,6 +134,8 @@ protected void handleTakeOnlySlotsShiftClick(InventoryClickEvent event) {
 
             // Calculate how many will fit
             int itemsToAdd = Math.min(inventory.getMaxStackSize(), inSlot.getMaxStackSize()) - inSlot.getAmount();
+            
+            itemsToAdd = Math.max(itemsToAdd, 0);
             // Limit that by how many we actually have
             itemsToAdd = Math.min(adding.getAmount(), itemsToAdd);