package ellpeck.someprettyrandomstuff.inventory.slot; import net.minecraft.inventory.IInventory; import net.minecraft.inventory.Slot; import net.minecraft.item.ItemStack; public class SlotOutput extends Slot{ public SlotOutput(IInventory inventory, int id, int x, int y){ super(inventory, id, x, y); } @Override public boolean isItemValid(ItemStack stack){ return false; } }