public ItemHandlerMachine(int inputSlots, int outputSlots, int fuelSlots, TileEntity tile)
{
    super(inputSlots + outputSlots + fuelSlots, tile);
    this.inputSlots = inputSlots;
    this.outputSlots = outputSlots;
    this.fuelSlots = fuelSlots;

    inputHandler = inputSlots > 0 ? new RangedWrapper(this, 0, inputSlots)
                                  : (IItemHandlerModifiable) EmptyHandler.INSTANCE;
    outputHandler = outputSlots > 0 ? new RangedWrapper(this, inputSlots, inputSlots + outputSlots)
                                    : (IItemHandlerModifiable) EmptyHandler.INSTANCE;
    fuelHandler = fuelSlots > 0 ? new RangedWrapper(this, inputSlots + outputSlots, inputSlots + outputSlots + fuelSlots)
                                : (IItemHandlerModifiable) EmptyHandler.INSTANCE;
}