private void SortedSetOperate() {
System.out.println("======================zset==========================");
// 清空数据
System.out.println(jedis.flushDB());
System.out.println("=============增=============");
System.out.println("zset中添加元素element001：" + shardedJedis.zadd("zset", 7.0, "element001"));
System.out.println("zset中添加元素element002：" + shardedJedis.zadd("zset", 8.0, "element002"));
System.out.println("zset中添加元素element003：" + shardedJedis.zadd("zset", 2.0, "element003"));
System.out.println("zset中添加元素element004：" + shardedJedis.zadd("zset", 3.0, "element004"));
System.out.println("zset集合中的所有元素：" + shardedJedis.zrange("zset", 0, -1)); // 按照权重值排序
System.out.println();
System.out.println("=============删=============");
System.out.println("zset中删除元素element002：" + shardedJedis.zrem("zset", "element002"));
System.out.println("zset集合中的所有元素：" + shardedJedis.zrange("zset", 0, -1));
System.out.println();
System.out.println("=============改=============");
System.out.println();
System.out.println("=============查=============");
System.out.println("统计zset集合中的元素中个数：" + shardedJedis.zcard("zset"));
System.out.println("统计zset集合中权重某个范围内（1.0——5.0），元素的个数：" + shardedJedis.zcount("zset", 1.0, 5.0));
System.out.println("查看zset集合中element004的权重：" + shardedJedis.zscore("zset", "element004"));
System.out.println("查看下标1到2范围内的元素值：" + shardedJedis.zrange("zset", 1, 2));
}
/**
* 设置排序集合
*
* @param key
* @param score
* @param value
* @return
*/
public boolean setSortedSet(String key, long score, String value) {
ShardedJedis shardedJedis = null;
try {
shardedJedis = masterShardedJedisPool.getResource();
shardedJedis.zadd(key, score, value);
return true;
} catch (Exception ex) {
logger.error("setSortedSet error.", ex);
} finally {
returnResource(shardedJedis);
}
return false;
}
/**
* 通过key向zset中添加value,score,其中score就是用来排序的
*
* <p>如果该value已经存在则根据score更新元素
*
* @param key
* @param score
* @param member
* @return
*/
public Long zadd(String key, double score, String member) {
ShardedJedis jedis = null;
Long res = null;
try {
jedis = pool.getResource();
res = jedis.zadd(key, score, member);
} catch (Exception e) {
pool.returnBrokenResource(jedis);
e.printStackTrace();
} finally {
returnResource(pool, jedis);
}
return res;
}
public void zAdd(String cacheKey, int seconds, Map<Double, String> scoreItems) throws Exception {
ShardedJedis jedis = null;
try {
jedis = jedisPool.getResource();
if (scoreItems != null && scoreItems.size() > 0) {
boolean isNew = !jedis.exists(cacheKey);
jedis.zadd(cacheKey, scoreItems);
if (isNew && seconds > 0) {
jedis.expire(cacheKey, seconds);
}
}
} catch (Exception e) {
throw e;
} finally {
if (jedis != null) {
jedisPool.returnResource(jedis);
}
}
}
@Test
public void pipelineResponse() {
jedis.set("string", "foo");
jedis.lpush("list", "foo");
jedis.hset("hash", "foo", "bar");
jedis.zadd("zset", 1, "foo");
jedis.sadd("set", "foo");
ShardedJedisPipeline p = jedis.pipelined();
Response<String> string = p.get("string");
Response<String> list = p.lpop("list");
Response<String> hash = p.hget("hash", "foo");
Response<Set<String>> zset = p.zrange("zset", 0, -1);
Response<String> set = p.spop("set");
Response<Boolean> blist = p.exists("list");
Response<Double> zincrby = p.zincrby("zset", 1, "foo");
Response<Long> zcard = p.zcard("zset");
p.lpush("list", "bar");
Response<List<String>> lrange = p.lrange("list", 0, -1);
Response<Map<String, String>> hgetAll = p.hgetAll("hash");
p.sadd("set", "foo");
Response<Set<String>> smembers = p.smembers("set");
Response<Set<Tuple>> zrangeWithScores = p.zrangeWithScores("zset", 0, -1);
p.sync();
assertEquals("foo", string.get());
assertEquals("foo", list.get());
assertEquals("bar", hash.get());
assertEquals("foo", zset.get().iterator().next());
assertEquals("foo", set.get());
assertFalse(blist.get());
assertEquals(new Double(2), zincrby.get());
assertEquals(new Long(1), zcard.get());
assertEquals(1, lrange.get().size());
assertNotNull(hgetAll.get().get("foo"));
assertEquals(1, smembers.get().size());
assertEquals(1, zrangeWithScores.get().size());
}
public void zAdd(String cacheKey, int seconds, double score, Object item) throws Exception {
ShardedJedis jedis = null;
try {
jedis = jedisPool.getResource();
boolean isNew = !jedis.exists(cacheKey);
String cacheValue = null;
if (CharSequence.class.isAssignableFrom(item.getClass())) {
cacheValue = item.toString();
} else {
cacheValue = JSON.toJSONString(item);
}
jedis.zadd(cacheKey, score, cacheValue);
if (isNew && seconds > 0) {
jedis.expire(cacheKey, seconds);
}
} catch (Exception e) {
throw e;
} finally {
if (jedis != null) {
jedisPool.returnResource(jedis);
}
}
}