MD5加密

package com.fire.control.system.support.util;import java.security.MessageDigest;import org.springframework.stereotype.Component;import sun.misc.BASE64Encoder;@Componentpublic class MD5Util {    //获得md5字符串    public String getMD5Str(String str){        String newstr = null;        try{            //确定计算方法            MessageDigest md5=MessageDigest.getInstance("MD5");            BASE64Encoder base64en = new BASE64Encoder();            //加密后的字符串            newstr=base64en.encode(md5.digest(str.getBytes("utf-8")));        }catch(Exception e){            e.printStackTrace();        }         return newstr;    }}