Initial Commit

1 files changed, 28 insertions, 0 deletions

diff --git a/src/Java/binnie/core/util/UniqueItemStackSet.java b/src/Java/binnie/core/util/UniqueItemStackSet.java
new file mode 100644
index 0000000000..f9571e8fee
--- /dev/null
+++ b/src/Java/binnie/core/util/UniqueItemStackSet.java
@@ -0,0 +1,28 @@
+package binnie.core.util;
+
+import java.util.List;
+import net.minecraft.item.ItemStack;
+
+public class UniqueItemStackSet
+  extends ItemStackSet
+{
+  public boolean add(ItemStack e)
+  {
+    if ((e != null) && 
+      (getExisting(e) == null)) {
+      return this.itemStacks.add(e.copy());
+    }
+    return false;
+  }
+  
+  public boolean remove(Object o)
+  {
+    if (contains(o))
+    {
+      ItemStack r = (ItemStack)o;
+      ItemStack existing = getExisting(r);
+      this.itemStacks.remove(existing);
+    }
+    return false;
+  }
+}