From d24f9e8a8eb625278d1aafd07699dffcdb22bd09 Mon Sep 17 00:00:00 2001
From: Raoul Van den Berge <raoulvdberge@gmail.com>
Date: Sun, 20 Mar 2016 20:27:18 +0100
Subject: [PATCH] Add isItemValidForSlot

---
 src/main/java/refinedstorage/util/InventoryUtils.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/java/refinedstorage/util/InventoryUtils.java b/src/main/java/refinedstorage/util/InventoryUtils.java
index 701d635ef..efff65cdd 100644
--- a/src/main/java/refinedstorage/util/InventoryUtils.java
+++ b/src/main/java/refinedstorage/util/InventoryUtils.java
@@ -174,6 +174,12 @@ public class InventoryUtils
 
 		for (int i = 0; i < inventory.getSizeInventory(); ++i)
 		{
+			// @TODO: This is experimental
+			if (!inventory.isItemValidForSlot(i, stack))
+			{
+				continue;
+			}
+
 			ItemStack slot = inventory.getStackInSlot(i);
 
 			if (slot == null)