package com.lanbao;

import com.alibaba.fastjson.JSONObject;
import org.apache.commons.collections.MapUtils;
import org.jeecg.modules.dry.vo.SocketMsgVo;
import org.junit.Test;

import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.Socket;
import java.nio.channels.SocketChannel;
import java.util.HashMap;
import java.util.Map;

public class SocketTest {
    public static void main(String[] args) {
        Map<String, Integer> mapA = new HashMap<>();
        mapA.put("apple", 10);
        mapA.put("banana", 20);
        mapA.put("orange", 30);
        mapA.put("hah", 30);

        Map<String, Integer> mapB = new HashMap<>();
        mapB.put("apple", 10);
        mapB.put("pineapple", 40);
        mapB.put("dd", 40);

// 检查 mapB 中缺少的键
        // 检查 mapB 中缺少的键
        mapA.keySet().stream()
                .filter(key -> !mapB.containsKey(key))
                .forEach(key -> System.out.println("Map B 中缺少的键: " + key));
    }
    @Test
    public void  test(){

    }
}