1. /**
2. *
3. * @param b byte[]
4. * @return String
5. */
6. public static String Bytes2HexString(byte[] b) {
7. String ret = "";
8. for (int i = 0; i < b.length; i++) {
9. String hex = Integer.toHexString(b[i] & 0xFF);
10. if (hex.length() == 1) {
11. hex = '0' + hex;
12. }
13. ret += hex.toUpperCase();
14. }
15. return ret;
16. }