private String getMD5(String sourceStr) throws BaseException { String result = ""; try { MessageDigest md = MessageDigest.getInstance("MD5"); md.update(sourceStr.getBytes()); byte b[] = md.digest(); int i; StringBuffer buf = new StringBuffer(); for (int offset = 0; offset < b.length; offset++) { i = b[offset]; if (i < 0) i += 256; if (i < 16) buf.append("0"); buf.append(Integer.toHexString(i)); } result = buf.toString(); } catch (NoSuchAlgorithmException e) { } return result; }
java生成MD5加密字符串
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