MD5Utils加盐加密工具类

import org.apache.commons.codec.digest.DigestUtils;
 
public class MD5Util {
     
    public static String md5(String src) {
        return DigestUtils.md5Hex(src);
    }
     
    private static final String salt = "1a2b3c4d";
     
    public static String inputPassToFormPass(String inputPass) {
        String str = ""+salt.charAt(0)+salt.charAt(2) + inputPass +salt.charAt(5) + salt.charAt(4);
        System.out.println(str);
        return md5(str);
    }
     
    public static String formPassToDBPass(String formPass, String salt) {
        String str = ""+salt.charAt(0)+salt.charAt(2) + formPass +salt.charAt(5) + salt.charAt(4);
        return md5(str);
    }
     
    public static String inputPassToDbPass(String inputPass, String saltDB) {
        String formPass = inputPassToFormPass(inputPass);
        String dbPass = formPassToDBPass(formPass, saltDB);
        return dbPass;
    }
     
    public static void main(String[] args) {
          System.out.println(inputPassToFormPass("123456"));//d3b1294a61a07da9b49b6e22b2cbd7f9
      　　　 System.out.println(formPassToDBPass(inputPassToFormPass("123456"), "1a2b3c4d"));
           System.out.println(inputPassToDbPass("123456", "1a2b3c4d"));//b7797cce01b4b131b433b6acf4add449
    }
     