键操作
@Test public void testKey() throws InterruptedException{ System.out.println("清空数据："+jedis.flushDB()); System.out.println("判断某个键是否存在："+jedis.exists("username")); System.out.println("新增<'username','zzh'>的键值对："+jedis.set("username", "zzh")); System.out.println(jedis.exists("name")); System.out.println("新增<'password','password'>的键值对："+jedis.set("password", "password")); System.out.print("零碎中所有的键如下："); Set<String> keys = jedis.keys("*"); System.out.println(keys); System.out.println("删除键password:"+jedis.del("password")); System.out.println("判断键password是否存在："+jedis.exists("password")); System.out.println("设置键username的过期工夫为5s:"+jedis.expire("username", 5)); TimeUnit.SECONDS.sleep(2); System.out.println("查看键username的残余生存工夫："+jedis.ttl("username")); System.out.println("移除键username的生存工夫："+jedis.persist("username")); System.out.println("查看键username的残余生存工夫："+jedis.ttl("username")); System.out.println("查看键username所存储的值的类型："+jedis.type("username"));}字节串
@Test public void testString() throws InterruptedException{ jedis.flushDB(); System.out.println("===========减少数据==========="); System.out.println(jedis.set("key1","value1")); System.out.println(jedis.set("key2","value2")); System.out.println(jedis.set("key3", "value3")); System.out.println("删除键key2:"+jedis.del("key2")); System.out.println("获取键key2:"+jedis.get("key2")); System.out.println("批改key1:"+jedis.set("key1", "value1Changed")); System.out.println("获取key1的值："+jedis.get("key1")); System.out.println("在key3前面退出值："+jedis.append("key3", "End")); System.out.println("key3的值："+jedis.get("key3")); System.out.println("减少多个键值对："+jedis.mset("key01","value01","key02","value02","key03","value03")); System.out.println("获取多个键值对："+jedis.mget("key01","key02","key03")); System.out.println("获取多个键值对："+jedis.mget("key01","key02","key03","key04")); System.out.println("删除多个键值对："+jedis.del(new String[]{"key01","key02"})); System.out.println("获取多个键值对："+jedis.mget("key01","key02","key03")); jedis.flushDB(); System.out.println("===========新增键值对避免笼罩原先值=============="); System.out.println(jedis.setnx("key1", "value1")); System.out.println(jedis.setnx("key2", "value2")); System.out.println(jedis.setnx("key2", "value2-new")); System.out.println(jedis.get("key1")); System.out.println(jedis.get("key2")); System.out.println("===========新增键值对并设置无效工夫============="); System.out.println(jedis.setex("key3", 2, "value3")); System.out.println(jedis.get("key3")); TimeUnit.SECONDS.sleep(3); System.out.println(jedis.get("key3")); System.out.println("===========获取原值，更新为新值==========");//GETSET is an atomic set this value and return the old value command. System.out.println(jedis.getSet("key2", "key2GetSet")); System.out.println(jedis.get("key2")); System.out.println("取得key2的值的字串："+jedis.getrange("key2", 2, 4));}整数和浮点数
@Test public void testNumber(){ jedis.flushDB(); jedis.set("key1", "1"); jedis.set("key2", "2"); jedis.set("key3", "2.3"); System.out.println("key1的值："+jedis.get("key1")); System.out.println("key2的值："+jedis.get("key2")); System.out.println("key1的值加1："+jedis.incr("key1")); System.out.println("获取key1的值："+jedis.get("key1")); System.out.println("key2的值减1："+jedis.decr("key2")); System.out.println("获取key2的值："+jedis.get("key2")); System.out.println("将key1的值加上整数5："+jedis.incrBy("key1", 5)); System.out.println("获取key1的值："+jedis.get("key1")); System.out.println("将key2的值减去整数5："+jedis.decrBy("key2", 5)); System.out.println("获取key2的值："+jedis.get("key2"));}list列表
@Test public void testList() { jedis.flushDB(); System.out.println(“===========增加一个list===========”); jedis.lpush(“collections”, “ArrayList”, “Vector”, “Stack”, “HashMap”, “WeakHashMap”, “LinkedHashMap”); jedis.lpush(“collections”, “HashSet”); jedis.lpush(“collections”, “TreeSet”); jedis.lpush(“collections”, “TreeMap”); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1));//-1代表倒数第一个元素，-2代表倒数第二个元素 System.out.println(“collections区间0-3的元素：”+jedis.lrange(“collections”,0,3)); System.out.println(“===============================”); // 删除列表指定的值 ，第二个参数为删除的个数（有反复时），后add进去的值先被删，相似于出栈 System.out.println(“删除指定元素个数：”+jedis.lrem(“collections”, 2, “HashMap”)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“删除下表0-3区间之外的元素：”+jedis.ltrim(“collections”, 0, 3)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“collections列表出栈（左端）：”+jedis.lpop(“collections”)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“collections增加元素，从列表右端，与lpush绝对应：”+jedis.rpush(“collections”, “EnumMap”)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“collections列表出栈（右端）：”+jedis.rpop(“collections”)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“批改collections指定下标1的内容：”+jedis.lset(“collections”, 1, “LinkedArrayList”)); System.out.println(“collections的内容：”+jedis.lrange(“collections”, 0, -1)); System.out.println(“===============================”); System.out.println(“collections的长度：”+jedis.llen(“collections”)); System.out.println(“获取collections下标为2的元素：”+jedis.lindex(“collections”, 2)); System.out.println(“===============================”); jedis.lpush(“sortedList”, “3”,”6”,”2”,”0”,”7”,”4”); System.out.println(“sortedList排序前：”+jedis.lrange(“sortedList”, 0, -1)); System.out.println(jedis.sort(“sortedList”)); System.out.println(“sortedList排序后：”+jedis.lrange(“sortedList”, 0, -1)); } Set
@Test public void testSet(){ jedis.flushDB(); System.out.println("============向汇合中增加元素============"); System.out.println(jedis.sadd("eleSet", "e1","e2","e4","e3","e0","e8","e7","e5")); System.out.println(jedis.sadd("eleSet", "e6")); System.out.println(jedis.sadd("eleSet", "e6")); System.out.println("eleSet的所有元素为："+jedis.smembers("eleSet")); System.out.println("删除一个元素e0："+jedis.srem("eleSet", "e0")); System.out.println("eleSet的所有元素为："+jedis.smembers("eleSet")); System.out.println("删除两个元素e7和e6："+jedis.srem("eleSet", "e7","e6")); System.out.println("eleSet的所有元素为："+jedis.smembers("eleSet")); System.out.println("随机的移除汇合中的一个元素："+jedis.spop("eleSet")); System.out.println("随机的移除汇合中的一个元素："+jedis.spop("eleSet")); System.out.println("eleSet的所有元素为："+jedis.smembers("eleSet")); System.out.println("eleSet中蕴含元素的个数："+jedis.scard("eleSet")); System.out.println("e3是否在eleSet中："+jedis.sismember("eleSet", "e3")); System.out.println("e1是否在eleSet中："+jedis.sismember("eleSet", "e1")); System.out.println("e1是否在eleSet中："+jedis.sismember("eleSet", "e5")); System.out.println("================================="); System.out.println(jedis.sadd("eleSet1", "e1","e2","e4","e3","e0","e8","e7","e5")); System.out.println(jedis.sadd("eleSet2", "e1","e2","e4","e3","e0","e8")); System.out.println("将eleSet1中删除e1并存入eleSet3中："+jedis.smove("eleSet1", "eleSet3", "e1")); System.out.println("将eleSet1中删除e2并存入eleSet3中："+jedis.smove("eleSet1", "eleSet3", "e2")); System.out.println("eleSet1中的元素："+jedis.smembers("eleSet1")); System.out.println("eleSet3中的元素："+jedis.smembers("eleSet3")); System.out.println("============汇合运算================="); System.out.println("eleSet1中的元素："+jedis.smembers("eleSet1")); System.out.println("eleSet2中的元素："+jedis.smembers("eleSet2")); System.out.println("eleSet1和eleSet2的交加:"+jedis.sinter("eleSet1","eleSet2")); System.out.println("eleSet1和eleSet2的并集:"+jedis.sunion("eleSet1","eleSet2")); System.out.println("eleSet1和eleSet2的差集:"+jedis.sdiff("eleSet1","eleSet2"));//eleSet1中有，eleSet2中没有}散列Map
@Test public void testHash(){ jedis.flushDB(); Map<String,String> map = new HashMap<>(); map.put("key1","value1"); map.put("key2","value2"); map.put("key3","value3"); map.put("key4","value4"); jedis.hmset("hash",map); jedis.hset("hash", "key5", "value5"); System.out.println("散列hash的所有键值对为："+jedis.hgetAll("hash"));//return Map<String,String> System.out.println("散列hash的所有键为："+jedis.hkeys("hash"));//return Set<String> System.out.println("散列hash的所有值为："+jedis.hvals("hash"));//return List<String> System.out.println("将key6保留的值加上一个整数，如果key6不存在则增加key6："+jedis.hincrBy("hash", "key6", 6)); System.out.println("散列hash的所有键值对为："+jedis.hgetAll("hash")); System.out.println("将key6保留的值加上一个整数，如果key6不存在则增加key6："+jedis.hincrBy("hash", "key6", 3)); System.out.println("散列hash的所有键值对为："+jedis.hgetAll("hash")); System.out.println("删除一个或者多个键值对："+jedis.hdel("hash", "key2")); System.out.println("散列hash的所有键值对为："+jedis.hgetAll("hash")); System.out.println("散列hash中键值对的个数："+jedis.hlen("hash")); System.out.println("判断hash中是否存在key2："+jedis.hexists("hash","key2")); System.out.println("判断hash中是否存在key3："+jedis.hexists("hash","key3")); System.out.println("获取hash中的值："+jedis.hmget("hash","key3")); System.out.println("获取hash中的值："+jedis.hmget("hash","key3","key4"));}有序汇合Zset
@Test public void testSortedSet(){ jedis.flushDB(); Map<Double,String> map = new HashMap<>(); map.put(1.2,"key2"); map.put(4.0, "key3"); map.put(5.0,"key4"); map.put(0.2,"key5"); System.out.println(jedis.zadd("zset", 3,"key1")); System.out.println(jedis.zadd("zset",map)); System.out.println("zset中的所有元素："+jedis.zrange("zset", 0, -1)); System.out.println("zset中的所有元素："+jedis.zrangeWithScores("zset", 0, -1)); System.out.println("zset中的所有元素："+jedis.zrangeByScore("zset", 0,100)); System.out.println("zset中的所有元素："+jedis.zrangeByScoreWithScores("zset", 0,100)); System.out.println("zset中key2的分值："+jedis.zscore("zset", "key2")); System.out.println("zset中key2的排名："+jedis.zrank("zset", "key2")); System.out.println("删除zset中的元素key3："+jedis.zrem("zset", "key3")); System.out.println("zset中的所有元素："+jedis.zrange("zset", 0, -1)); System.out.println("zset中元素的个数："+jedis.zcard("zset")); System.out.println("zset中分值在1-4之间的元素的个数："+jedis.zcount("zset", 1, 4)); System.out.println("key2的分值加上5："+jedis.zincrby("zset", 5, "key2")); System.out.println("key3的分值加上4："+jedis.zincrby("zset", 4, "key3")); System.out.println("zset中的所有元素："+jedis.zrange("zset", 0, -1));}