import redis.clients.jedis.Jedis;
import java.util.List;
import java.util.Set;
/**
* Created by user on 2015/12/8.
*/
public class RedisTestForSet {
private Jedis jedis = new Jedis("10.19.16.31",6379);
public void test(){
//集合类型
//增长集合元素信息
jedis.sadd("set", "a", "b", "d", "f", "c");
//获取集合set中的值
Set<String> values= jedis.smembers("set");
System.out.println(values);
//删除元素a
jedis.srem("set","a");
values= jedis.smembers("set");
System.out.println(values);
//元素的个数
Long l= jedis.scard("set");
System.out.println(l);
jedis.sadd("set1", "a", "b", "13", "23", "c");
//获取差集
Set<String> set2=jedis.sdiff("set","set1");
System.out.println(set2);
set2=jedis.sdiff("set1","set");
System.out.println(set2);
//返回给定全部集合的差集并存储在 destination 中
jedis.sdiffstore("set3","set1","set");
values= jedis.smembers("set3");
System.out.println(values);
//返回给定全部集合的交集
Set<String> set5 = jedis.sinter("set1","set");
System.out.println(set5);
//返回给定全部集合的交集并存储在 destination 中
jedis.sinterstore("set5","set1","set");
values= jedis.smembers("set5");
System.out.println(values);
//判断 member 元素是不是集合 key 的成员
boolean b = jedis.sismember("set","f");
System.out.println(b);
/* SMOVE source destination member
将 member 元素从 source 集合移动到 destination 集合*/
jedis.smove("set", "set5", "f");
values= jedis.smembers("set5");
System.out.println(values);
/*SPOP key
移除并返回集合中的一个随机元素*/
String random = jedis.spop("set");
System.out.println(random);
/* SRANDMEMBER key [count]
返回集合中一个或多个随机数*/
List<String> resl= jedis.srandmember("set",2);
System.out.println(resl);
/* SUNION key1 [key2]
返回全部给定集合的并集*/
Set<String> ss= jedis.sunion("set","set1");
System.out.println(ss);
/* SUNIONSTORE destination key1 [key2]
全部给定集合的并集存储在 destination 集合中*/
jedis.sunionstore("set6","set","set1");
values= jedis.smembers("set6");
System.out.println(values);
}
public static void main(String[] args){
RedisTestForSet redisTestForSet = new RedisTestForSet();
redisTestForSet.test();
}
}
java