redis 基础API 操作五种数据类型

超、凢脫俗 2023-06-15 07:18 6阅读 0赞

连接池工具

package jedisTest;
    
    import redis.clients.jedis.*;
    
    /**
     * @author YDAlex
     * @version 1.0
     * @description Jedis连接池连接redis实例
     * @data 2019/11/18.
     */
    public class jedisPoolUtils {
        
        private static JedisPool pool;
        public static void main(String[] args) {
        
    
        }
    
        public  static Jedis getJedisFromPool(){
        
    
            if (pool == null){
        
                synchronized (jedisPoolUtils.class){
        
                    if (pool == null){
        
                        JedisPoolConfig config = new JedisPoolConfig();
                        config.setMaxIdle(30);
                        config.setMaxTotal(100);
                        config.setTestOnBorrow(true);
    
                        pool = new JedisPool(config,"hadoop",16001);
                    }
                }
            }
            return  pool.getResource();
        }
    }

import org.junit.After;
    import org.junit.Before;
    import org.junit.Test;
    import redis.clients.jedis.Jedis;
    import java.util.LinkedHashMap;
    import java.util.List;
    import java.util.Map;
    import java.util.Set;
    
    /**
     * @author YDAelx
     * @version 1.0
     * @description 客户端操作redis
     * @data 2019/11/18.
     */
    public class JedisClientDemo {
        
        private  Jedis jedis = null;
    
        public static void main(String[] args) {
        
    
        }
    
        @Before
        public void setup(){
        
            jedis  = new Jedis("hadoop",16000,2000);//这里推荐用连接池
    
        }
    
        @Test
        public void testCRUD(){
        
            String Code = jedis.set("empName","独孤求败");
            System.out.println("Code =" + Code);
    
            String name = jedis.get("empName");
            System.out.println("name = " + name);
    
            System.out.println("___________________________________________");
    
            LinkedHashMap<String, String> map = new LinkedHashMap<>();
            map.put("name","阿卡丽");
            map.put("age","18");
            map.put("gender","女");
            map.put("address","艾欧尼亚");
    
            jedis.hmset("emp",map);
    
            //takeout
    
            Map<String,String> result = jedis.hgetAll("emp");
            System.out.println("result ="+ result);
    
    
            //list
    
            jedis.lpush("诺克萨斯","斯维因","德莱厄斯","德莱文","瑞文");
    
            //读取
            List<String> nuxes = jedis.lrange("诺克萨斯",0,-1);
            System.out.println(nuxes);
    
            System.out.println("______________________________________________________");
    
            //set
            jedis.sadd("weapons","黑切","饮血","无尽");
            Set<String> Weapons = jedis.smembers("weapons");
            System.out.println(Weapons);
    
            System.out.println("________________________________________________________");
    
            //zset
            Map<String,Double> map1 = new LinkedHashMap<>();
            map1.put("盖伦",85D);
            map1.put("赵信",69D);
            map1.put("蛮王",69D);
            jedis.zadd("gays",map1);
            Set<String> gays = jedis.zrange("gays",0,-1);
            System.out.println(gays);
    
        }
        @After
        public void close() {
        
            if (jedis != null){
        
                jedis.close();
            }
        }
    }