<!-- https://mvnrepository.com/artifact/commons-codec/commons-codec -->
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.12</version>
        </dependency>

package com.uncleyong;

import org.apache.commons.codec.digest.DigestUtils;

/**
 * @Time : 2019/10/13 10:42
 * @description:
 * @Author : 全栈测试笔记
 * @Blog : http://www.cnblogs.com/uncleyong
 * @Gitee : https://gitee.com/uncleyong
 * @QQ交流群 : 652122175
 * @微信公众号 : 全栈测试笔记
 */


public class MD5Util {
    public static String encryptToMD5(String str){
        return DigestUtils.md5Hex(str);
    }

    public static void main(String[] args) {
        String res = encryptToMD5("123456");
        System.out.println(res);
    }
}

import com.uncleyong.MD5Util;

String password_md5 = MD5Util.encryptToMD5("123456");
vars.put("password_md5", password_md5);