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package org.example;import java.io.UnsupportedEncodingException;import java.nio.charset.StandardCharsets;import java.security.MessageDigest;import java.security.NoSuchAlgorithmException;public class MD5Test {
       public static String getMd5(String text) throws NoSuchAlgorithmException, UnsupportedEncodingException {
           MessageDigest md5 = MessageDigest.getInstance("MD5");        byte[] bytes = md5.digest(text.getBytes(StandardCharsets.UTF_8));        StringBuilder builder = new StringBuilder();        for (byte aByte : bytes) {
               builder.append(Integer.toHexString((0x000000FF & aByte) | 0xFFFFFF00).substring(6));        }        return builder.toString();    }    public static void main(String[] args) throws NoSuchAlgorithmException, UnsupportedEncodingException {
           String str = "hello md5 你好";        System.out.println(getMd5(str));        //    fca0127f57c8528791332645b8105bd8    }}

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