Android获取String的MD5值

/** * 将字符串转成MD5值 *  * @param string * @return */public static String stringToMD5(String string) {byte[] hash;try {hash = MessageDigest.getInstance("MD5").digest(string.getBytes("UTF-8"));} catch (NoSuchAlgorithmException e) {e.printStackTrace();return null;} catch (UnsupportedEncodingException e) {e.printStackTrace();return null;}StringBuilder hex = new StringBuilder(hash.length * 2);for (byte b : hash) {if ((b & 0xFF) < 0x10)hex.append("0");hex.append(Integer.toHexString(b & 0xFF));}return hex.toString();}