1 files changed, 53 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/objects/GT_ItemStack.java b/src/main/java/gregtech/api/objects/GT_ItemStack.java
new file mode 100644
index 0000000000..f865b348a0
--- /dev/null
+++ b/src/main/java/gregtech/api/objects/GT_ItemStack.java
@@ -0,0 +1,53 @@
+package gregtech.api.objects;
+
+import gregtech.api.util.GT_Utility;
+import net.minecraft.init.Items;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+
+public class GT_ItemStack {
+    public final Item mItem;
+    public final byte mStackSize;
+    public final short mMetaData;
+
+    public GT_ItemStack(Item aItem, long aStackSize, long aMetaData) {
+        mItem = aItem;
+        mStackSize = (byte) aStackSize;
+        mMetaData = (short) aMetaData;
+    }
+
+    public GT_ItemStack(ItemStack aStack) {
+        this(aStack == null ? null : aStack.getItem(), aStack == null ? 0 : aStack.stackSize, aStack == null ? 0 : Items.feather.getDamage(aStack));
+    }
+
+    public GT_ItemStack(int aHashCode) {
+        this(GT_Utility.intToStack(aHashCode));
+    }
+
+    public ItemStack toStack() {
+        if (mItem == null) return null;
+        return new ItemStack(mItem, 1, mMetaData);
+    }
+
+    public boolean isStackEqual(ItemStack aStack) {
+        return GT_Utility.areStacksEqual(toStack(), aStack);
+    }
+
+    public boolean isStackEqual(GT_ItemStack aStack) {
+        return GT_Utility.areStacksEqual(toStack(), aStack.toStack());
+    }
+
+    @Override
+    public boolean equals(Object aStack) {
+        if (aStack == this) return true;
+        if (aStack instanceof GT_ItemStack) {
+            return ((GT_ItemStack) aStack).mItem == mItem && ((GT_ItemStack) aStack).mMetaData == mMetaData;
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        return GT_Utility.stackToInt(toStack());
+    }
+}
+\ No newline at end of file