Converts int into little-endian 4 byte array

convert.java

/**
     * Converts an int to a byte[]
     * @param i Integer to convert
     * @return byte[]
     */
    public static byte[] intToByteArray (int i) {
        ByteBuffer buf = ByteBuffer.allocate(4);
        buf.order(ByteOrder.LITTLE_ENDIAN);
        buf.putInt(i);
        return buf.array();
    }