MD5 32位加密
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package com.gmj.reflect;import java.security.MessageDigest;import sun.misc.BASE64Encoder;public class MD5Util{public static String md5(String str){try{MessageDigest md = MessageDigest.getInstance("MD5");byte[] b1 = md.digest(str.getBytes());//BASE64Encoder encoder = new BASE64Encoder();//return encoder.encode(b1);return hex(b1);}catch (Exception e){return null;}}private static String hex(byte[] arr) {StringBuffer sb = new StringBuffer();for (int i = 0; i < arr.length; ++i) {sb.append(Integer.toHexString((arr[i] & 0xFF) | 0x100).substring(1,3));}return sb.toString();}public static void main(String[] args){System.out.println(md5("111111"));}}
