Java代码

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package com;
 
import java.math.BigInteger;
import java.security.MessageDigest;
 
/**
 * @author LeDao
 * @company
 * @create 2021-01-13 5:15
 */
public class Md5 {
 
    public static final String KEY_MD5 = "MD5";
 
    public static  String  getResult(String inputStr)
    {
        System.out.println("=======加密前的数据:"+inputStr);
        BigInteger bigInteger=null;
 
        try {
            MessageDigest md = MessageDigest.getInstance(KEY_MD5);
            byte[] inputData = inputStr.getBytes();
            md.update(inputData);
            bigInteger = new BigInteger(md.digest());
        } catch (Exception e) {e.printStackTrace();}
        System.out.println("MD5加密后:" + bigInteger.toString(16));
        return bigInteger.toString(16);
    }
 
    public static void main(String[] args)
    {
        try {
            String inputStr = "123456";
            getResult(inputStr);
        } catch (Exception e) {
            e.printStackTrace();
        }
 
    }
}

结果

img