java redis demo

package redis;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import redis.clients.jedis.Jedis;
public class redis {
public static void main(String[] args){

boolean finish = down();
System.out.println(finish);

}

public static boolean down(){

Jedis jedis=new Jedis("127.0.0.1",6379);
jedis.set("redis", "myhome");
System.out.println(jedis.get("redis"));
jedis.append("redis", "yourredis");
jedis.append("content", "rabbit");
jedis.del("redis");
//mset 是设置多个key-value值 参数（key1,value1,key2,value2,...,keyn,valuen）
//mget 是获取多个key所对应的value值 参数（key1,key2,key3,...,keyn） 返回的是个list
jedis.mset("name1","yangw","name2","demon","name3","elena");
System.out.println(jedis.mget("name1","name2","name3"));

//map
Map<String,String> user = new HashMap<String,String>();
user.put("name", "cd");
user.put("password", "123456");
//map存入redis
jedis.hmset("user", user);
//mapkey个数
System.out.println(String.format("len:%d", jedis.hlen("user")));
//map中的所有键值
System.out.println(String.format("keys: %s", jedis.hkeys("user") ));
//map中的所有value
System.out.println(String.format("values: %s", jedis.hvals("user") ));
//取出map中的name字段值
List<String> rsmap = jedis.hmget("user", "name","password");
System.out.println(rsmap);
//删除map中的某一个键值 password
jedis.hdel("user", "password");
System.out.println(jedis.hmget("user", "name", "password"));

//list
jedis.del("listDemo");
System.out.println(jedis.lrange("listDemo", 0, -1));
jedis.lpush("listDemo", "A");
jedis.lpush("listDemo", "B");
jedis.lpush("listDemo", "C");
System.out.println(jedis.lrange("listDemo", 0, -1));
System.out.println(jedis.lrange("listDemo", 0, 1));

//set
jedis.sadd("sname", "wobby");
jedis.sadd("sname", "kings");
jedis.sadd("sname", "demon");
System.out.println(String.format("set num: %d", jedis.scard("sname")));
System.out.println(String.format("all members: %s", jedis.smembers("sname")));
System.out.println(String.format("is member: %B", jedis.sismember("sname", "wobby")));
System.out.println(String.format("rand member: %s", jedis.srandmember("sname")));
//删除一个对象
jedis.srem("sname", "demon");
System.out.println(String.format("all members: %s", jedis.smembers("sname")));



return true;


}


}

java redis demo

原文：http://www.cnblogs.com/jessi/p/5314895.html