public int getNumber2()
    {
        checkAvailable(2);
        return get(Wire::getUInt16, 2);
    }
@Test(expected = IllegalArgumentException.class)
    public void testGetIncorrectShort()
    {
        ZFrame frame = new ZFrame(new byte[1]);
        ZNeedle needle = new ZNeedle(frame);
        needle.getNumber2();
    }