java操作redis

青旅半醒 2022-06-14 02:25 137阅读 0赞

package redis;
    
    import java.util.HashMap;
    import java.util.Map;
    import redis.clients.jedis.Jedis;
    
    public class RedisDemo {
    	//需要jedis-xxx.jar
    	private static Jedis jedis = new Jedis("192.168.10.250", 6379);
    	
    	public static void close(){
    		if(jedis!=null){
    			jedis.close();
    		}
    	}
    	
    	public static void testNormal(){
    		jedis.set("age","12");
    		System.out.println(jedis.exists("age"));
    		System.out.println(jedis.type("age"));
    		jedis.setex("addr", 100, "hangzhou");
    		System.out.println(jedis.ttl("addr"));
    		jedis.persist("addr");
    		System.out.println(jedis.ttl("age"));
    	}
    	
    	public static void testString(){
    		jedis.set("name","a");
    		System.out.println(jedis.get("name"));
    		jedis.setbit("name", 6, true);
    		jedis.setbit("name", 7, false);
    		System.out.println(jedis.get("name"));
    		jedis.del("name");
    		System.out.println(jedis.get("name"));
    	}
    	
    	public static void testList(){
    		jedis.lpush("list", "tom","jack","james");
    		System.out.println(jedis.lpop("list"));
    		System.out.println(jedis.lrange("list", 0, 1));
    		
    	}
    	
    	public static void testHash(){
    		Map map = new HashMap<String,String>();
    		map.put("tom", "18");
    		map.put("jack", "19");
    		map.put("james", "20");
    		jedis.hmset("hash", map);
    		System.out.println(jedis.hkeys("hash"));
    		System.out.println(jedis.hvals("hash"));
    		System.out.println(jedis.hgetAll("hash"));
    		jedis.hdel("hash", "jack");
    		System.out.println(jedis.hgetAll("hash"));
    		
    	}
    	
    	public static void testSet(){
    		jedis.sadd("set", "tom","jack","james");
    		System.out.println(jedis.smembers("set"));
    		System.out.println(jedis.sismember("set", "tom"));
    		System.out.println(jedis.sismember("set", "hello"));
    		System.out.println(jedis.scard("set"));
    	}
    	
    	public static void testZset(){
    		Map map = new HashMap<String,Double>();
    		map.put("apple", 12.3);
    		map.put("orange", 13.2);
    		map.put("banana", 5.1);
    		jedis.zadd("zset",map);
    		System.out.println(jedis.zcard("zset"));
    		jedis.zincrby("zset", 5, "banana");
    		System.out.println(jedis.zscore("zset", "banana"));
    	}
    	
    	public static void main(String[] args) {
    		testNormal();
    		testString();
    		testList();
    		testHash();
    		testSet();
    		testZset();
    		close();
    	}
    }