大墨垂杨

摘要： /** * 将整数转换为byte数组并指定长度 */ private static byte[] intToBytes(int a, int length) { byte[] bs = new byte[length]; for (int i = bs.length - 1; i >= 0; i--) { bs[i] = (byte) (a % 0xFF); a = a / 0xFF; } ret 阅读全文