Java tutorial
//package com.java2s; //License from project: Apache License import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class Main { public static String md5s(String plainText) { String str = ""; try { MessageDigest md = MessageDigest.getInstance("MD5"); md.update(plainText.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)); } str = buf.toString(); } catch (NoSuchAlgorithmException e) { // TODO Auto-generated catch block e.printStackTrace(); } return str; } }