package com.nf.redisDemo1.entity;

import java.io.Serializable;

public class News implements Serializable {

    private long id;

    private String title;

    private String body;

    public News() {

    }

    public News(String title, String body) {

        this.title = title;

        this.body = body;

    }

    public long getId() {

        return id;

    }

    public void setId(long id) {

        this.id = id;

    }

    public String getTitle() {

        return title;

    }

    public void setTitle(String title) {

        this.title = title;

    }

    public String getBody() {

        return body;

    }

    public void setBody(String body) {

        this.body = body;

    }

}

package com.nf.redisDemo1;

import com.google.gson.Gson;

import com.google.gson.reflect.TypeToken;

import com.nf.redisDemo1.entity.News;

import com.nf.redisDemo1.service.NewsService;

import com.nf.redisDemo1.service.imp.NewsServiceImp;

import com.nf.redisDemo1.spring.SpringRootConfig;

import org.springframework.context.annotation.AnnotationConfigApplicationContext;

import redis.clients.jedis.Jedis;

import java.io.*;

import java.util.ArrayList;

import java.util.List;

public class Main {

    public static void main(String[] args) throws IOException, ClassNotFoundException {

        Jedis jedis = new Jedis();

        String key = "listNews";

        // Byte 写入 Redis

        List<News> news = new ArrayList<>();

        news.add(new News("title1","body1"));

        news.add(new News("title2","body2"));

        news.add(new News("title3","body3"));

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        ObjectOutputStream oos = new ObjectOutputStream(baos);

        oos.writeObject(news);

        //写入 Redis

        jedis.set(key.getBytes(), baos.toByteArray());

        //关闭流

        oos.close();

        // 读取 Byte格式 存入的数据

        ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(jedis.get(key.getBytes()));

        ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);

        List<News> o = (List<News>) objectInputStream.readObject();

        System.out.println(o);

    }

}