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package com.redis;import java.util.ArrayList;import java.util.Iterator;import java.util.List;import java.util.Set;import redis.clients.jedis.Jedis;import redis.clients.jedis.JedisPool;import redis.clients.jedis.JedisPoolConfig;import redis.clients.jedis.JedisShardInfo;import redis.clients.jedis.ShardedJedis;import redis.clients.jedis.ShardedJedisPool;import redis.clients.jedis.SortingParams;public class RedisClient {    private Jedis jedis;//非切片額客戶端連接    private JedisPool jedisPool;//非切片連接池    private ShardedJedis shardedJedis;//切片額客戶端連接    private ShardedJedisPool shardedJedisPool;//切片連接池        public RedisClient()     {         initialPool();         initialShardedPool();         shardedJedis = shardedJedisPool.getResource();         jedis = jedisPool.getResource();                     }      /**     * 初始化非切片池     */    private void initialPool()     {         // 池基本配置         JedisPoolConfig config = new JedisPoolConfig();         config.setMaxActive(20);         config.setMaxIdle(5);         config.setMaxWait(1000l);         config.setTestOnBorrow(false);                 jedisPool = new JedisPool(config,"127.0.0.1",6379);    }        /**      * 初始化切片池      */     private void initialShardedPool()     {         // 池基本配置         JedisPoolConfig config = new JedisPoolConfig();         config.setMaxActive(20);         config.setMaxIdle(5);         config.setMaxWait(1000l);         config.setTestOnBorrow(false);         // slave鏈接         List<JedisShardInfo> shards = new ArrayList<JedisShardInfo>();         shards.add(new JedisShardInfo("127.0.0.1", 6379, "master"));         // 構(gòu)造池         shardedJedisPool = new ShardedJedisPool(config, shards);     }     public void show() {             KeyOperate();         StringOperate();         ListOperate();         SetOperate();        SortedSetOperate();        HashOperate();         jedisPool.returnResource(jedis);        shardedJedisPool.returnResource(shardedJedis);    }       private void KeyOperate() {         。。。      }      private void StringOperate() {         。。。      }      private void ListOperate() {         。。。      }      private void SetOperate() {         。。。      }      private void SortedSetOperate() {         。。。      }          private void HashOperate() {         。。。      }}

package com.redis;public class Main {    public static void main(String[] args) {        // TODO Auto-generated method stub        new RedisClient().show();     }}

private void KeyOperate()     {         System.out.println("======================key==========================");         // 清空數(shù)據(jù)         System.out.println("清空庫中所有數(shù)據(jù)："+jedis.flushDB());        // 判斷key否存在         System.out.println("判斷key999鍵是否存在："+shardedJedis.exists("key999"));         System.out.println("新增key001,value001鍵值對(duì)："+shardedJedis.set("key001", "value001"));         System.out.println("判斷key001是否存在："+shardedJedis.exists("key001"));        // 輸出系統(tǒng)中所有的key        System.out.println("新增key002,value002鍵值對(duì)："+shardedJedis.set("key002", "value002"));        System.out.println("系統(tǒng)中所有鍵如下：");        Set<String> keys = jedis.keys("*");         Iterator<String> it=keys.iterator() ;           while(it.hasNext()){               String key = it.next();               System.out.println(key);           }        // 刪除某個(gè)key,若key不存在，則忽略該命令。        System.out.println("系統(tǒng)中刪除key002: "+jedis.del("key002"));        System.out.println("判斷key002是否存在："+shardedJedis.exists("key002"));        // 設(shè)置 key001的過期時(shí)間        System.out.println("設(shè)置 key001的過期時(shí)間為5秒:"+jedis.expire("key001", 5));        try{             Thread.sleep(2000);         }         catch (InterruptedException e){         }         // 查看某個(gè)key的剩余生存時(shí)間,單位【秒】.永久生存或者不存在的都返回-1        System.out.println("查看key001的剩余生存時(shí)間："+jedis.ttl("key001"));        // 移除某個(gè)key的生存時(shí)間        System.out.println("移除key001的生存時(shí)間："+jedis.persist("key001"));        System.out.println("查看key001的剩余生存時(shí)間："+jedis.ttl("key001"));        // 查看key所儲(chǔ)存的值的類型        System.out.println("查看key所儲(chǔ)存的值的類型："+jedis.type("key001"));        /*         * 一些其他方法：1、修改鍵名：jedis.rename("key6", "key0");         *             2、將當(dāng)前db的key移動(dòng)到給定的db當(dāng)中：jedis.move("foo", 1)         */    } 

======================key==========================清空庫中所有數(shù)據(jù)：OK判斷key999鍵是否存在：false新增key001,value001鍵值對(duì)：OK判斷key001是否存在：true新增key002,value002鍵值對(duì)：OK系統(tǒng)中所有鍵如下：key002key001系統(tǒng)中刪除key002: 1判斷key002是否存在：false設(shè)置 key001的過期時(shí)間為5秒:1查看key001的剩余生存時(shí)間：3移除key001的生存時(shí)間：1查看key001的剩余生存時(shí)間：-1查看key所儲(chǔ)存的值的類型：string

private void StringOperate()     {          System.out.println("======================String_1==========================");         // 清空數(shù)據(jù)         System.out.println("清空庫中所有數(shù)據(jù)："+jedis.flushDB());                System.out.println("=============增=============");        jedis.set("key001","value001");        jedis.set("key002","value002");        jedis.set("key003","value003");        System.out.println("已新增的3個(gè)鍵值對(duì)如下：");        System.out.println(jedis.get("key001"));        System.out.println(jedis.get("key002"));        System.out.println(jedis.get("key003"));                System.out.println("=============刪=============");          System.out.println("刪除key003鍵值對(duì)："+jedis.del("key003"));          System.out.println("獲取key003鍵對(duì)應(yīng)的值："+jedis.get("key003"));                System.out.println("=============改=============");        //1、直接覆蓋原來的數(shù)據(jù)        System.out.println("直接覆蓋key001原來的數(shù)據(jù)："+jedis.set("key001","value001-update"));        System.out.println("獲取key001對(duì)應(yīng)的新值："+jedis.get("key001"));        //2、直接覆蓋原來的數(shù)據(jù)          System.out.println("在key002原來值后面追加："+jedis.append("key002","+appendString"));        System.out.println("獲取key002對(duì)應(yīng)的新值"+jedis.get("key002"));            System.out.println("=============增，刪，查（多個(gè)）=============");        /**          * mset,mget同時(shí)新增，修改，查詢多個(gè)鍵值對(duì)          * 等價(jià)于：         * jedis.set("name","ssss");          * jedis.set("jarorwar","xxxx");          */          System.out.println("一次性新增key201,key202,key203,key204及其對(duì)應(yīng)值："+jedis.mset("key201","value201",                        "key202","value202","key203","value203","key204","value204"));          System.out.println("一次性獲取key201,key202,key203,key204各自對(duì)應(yīng)的值："+                        jedis.mget("key201","key202","key203","key204"));        System.out.println("一次性刪除key201,key202："+jedis.del(new String[]{"key201", "key202"}));        System.out.println("一次性獲取key201,key202,key203,key204各自對(duì)應(yīng)的值："+                jedis.mget("key201","key202","key203","key204"));         System.out.println();                                    //jedis具備的功能shardedJedis中也可直接使用，下面測試一些前面沒用過的方法        System.out.println("======================String_2==========================");         // 清空數(shù)據(jù)         System.out.println("清空庫中所有數(shù)據(jù)："+jedis.flushDB());                      System.out.println("=============新增鍵值對(duì)時(shí)防止覆蓋原先值=============");        System.out.println("原先key301不存在時(shí)，新增key301："+shardedJedis.setnx("key301", "value301"));        System.out.println("原先key302不存在時(shí)，新增key302："+shardedJedis.setnx("key302", "value302"));        System.out.println("當(dāng)key302存在時(shí)，嘗試新增key302："+shardedJedis.setnx("key302", "value302_new"));        System.out.println("獲取key301對(duì)應(yīng)的值："+shardedJedis.get("key301"));        System.out.println("獲取key302對(duì)應(yīng)的值："+shardedJedis.get("key302"));                System.out.println("=============超過有效期鍵值對(duì)被刪除=============");        // 設(shè)置key的有效期，并存儲(chǔ)數(shù)據(jù)         System.out.println("新增key303，并指定過期時(shí)間為2秒"+shardedJedis.setex("key303", 2, "key303-2second"));         System.out.println("獲取key303對(duì)應(yīng)的值："+shardedJedis.get("key303"));         try{             Thread.sleep(3000);         }         catch (InterruptedException e){         }         System.out.println("3秒之后，獲取key303對(duì)應(yīng)的值："+shardedJedis.get("key303"));                 System.out.println("=============獲取原值，更新為新值一步完成=============");        System.out.println("key302原值："+shardedJedis.getSet("key302", "value302-after-getset"));        System.out.println("key302新值："+shardedJedis.get("key302"));                System.out.println("=============獲取子串=============");        System.out.println("獲取key302對(duì)應(yīng)值中的子串："+shardedJedis.getrange("key302", 5, 7));             } 

======================String_1==========================清空庫中所有數(shù)據(jù)：OK=============增=============已新增的3個(gè)鍵值對(duì)如下：value001value002value003=============刪=============刪除key003鍵值對(duì)：1獲取key003鍵對(duì)應(yīng)的值：null=============改=============直接覆蓋key001原來的數(shù)據(jù)：OK獲取key001對(duì)應(yīng)的新值：value001-update在key002原來值后面追加：21獲取key002對(duì)應(yīng)的新值value002+appendString=============增，刪，查（多個(gè)）=============一次性新增key201,key202,key203,key204及其對(duì)應(yīng)值：OK一次性獲取key201,key202,key203,key204各自對(duì)應(yīng)的值：[value201, value202, value203, value204]一次性刪除key201,key202：2一次性獲取key201,key202,key203,key204各自對(duì)應(yīng)的值：[null, null, value203, value204]======================String_2==========================清空庫中所有數(shù)據(jù)：OK=============新增鍵值對(duì)時(shí)防止覆蓋原先值=============原先key301不存在時(shí)，新增key301：1原先key302不存在時(shí)，新增key302：1當(dāng)key302存在時(shí)，嘗試新增key302：0獲取key301對(duì)應(yīng)的值：value301獲取key302對(duì)應(yīng)的值：value302=============超過有效期鍵值對(duì)被刪除=============新增key303，并指定過期時(shí)間為2秒OK獲取key303對(duì)應(yīng)的值：key303-2second3秒之后，獲取key303對(duì)應(yīng)的值：null=============獲取原值，更新為新值一步完成=============key302原值：value302key302新值：value302-after-getset=============獲取子串=============獲取key302對(duì)應(yīng)值中的子串：302

private void ListOperate()     {         System.out.println("======================list==========================");         // 清空數(shù)據(jù)         System.out.println("清空庫中所有數(shù)據(jù)："+jedis.flushDB());         System.out.println("=============增=============");        shardedJedis.lpush("stringlists", "vector");         shardedJedis.lpush("stringlists", "ArrayList");         shardedJedis.lpush("stringlists", "vector");        shardedJedis.lpush("stringlists", "vector");        shardedJedis.lpush("stringlists", "LinkedList");        shardedJedis.lpush("stringlists", "MapList");        shardedJedis.lpush("stringlists", "SerialList");        shardedJedis.lpush("stringlists", "HashList");        shardedJedis.lpush("numberlists", "3");        shardedJedis.lpush("numberlists", "1");        shardedJedis.lpush("numberlists", "5");        shardedJedis.lpush("numberlists", "2");        System.out.println("所有元素-stringlists："+shardedJedis.lrange("stringlists", 0, -1));        System.out.println("所有元素-numberlists："+shardedJedis.lrange("numberlists", 0, -1));                System.out.println("=============刪=============");        // 刪除列表指定的值 ，第二個(gè)參數(shù)為刪除的個(gè)數(shù)（有重復(fù)時(shí)），后add進(jìn)去的值先被刪，類似于出棧        System.out.println("成功刪除指定元素個(gè)數(shù)-stringlists："+shardedJedis.lrem("stringlists", 2, "vector"));         System.out.println("刪除指定元素之后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));        // 刪除區(qū)間以外的數(shù)據(jù)         System.out.println("刪除下標(biāo)0-3區(qū)間之外的元素："+shardedJedis.ltrim("stringlists", 0, 3));        System.out.println("刪除指定區(qū)間之外元素后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));        // 列表元素出棧         System.out.println("出棧元素："+shardedJedis.lpop("stringlists"));         System.out.println("元素出棧后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));                System.out.println("=============改=============");        // 修改列表中指定下標(biāo)的值         shardedJedis.lset("stringlists", 0, "hello list!");         System.out.println("下標(biāo)為0的值修改后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));        System.out.println("=============查=============");        // 數(shù)組長度         System.out.println("長度-stringlists："+shardedJedis.llen("stringlists"));        System.out.println("長度-numberlists："+shardedJedis.llen("numberlists"));        // 排序         /*         * list中存字符串時(shí)必須指定參數(shù)為alpha，如果不使用SortingParams，而是直接使用sort("list")，         * 會(huì)出現(xiàn)"ERR One or more scores can't be converted into double"         */        SortingParams sortingParameters = new SortingParams();        sortingParameters.alpha();        sortingParameters.limit(0, 3);        System.out.println("返回排序后的結(jié)果-stringlists："+shardedJedis.sort("stringlists",sortingParameters));         System.out.println("返回排序后的結(jié)果-numberlists："+shardedJedis.sort("numberlists"));        // 子串：  start為元素下標(biāo)，end也為元素下標(biāo)；-1代表倒數(shù)一個(gè)元素，-2代表倒數(shù)第二個(gè)元素        System.out.println("子串-第二個(gè)開始到結(jié)束："+shardedJedis.lrange("stringlists", 1, -1));        // 獲取列表指定下標(biāo)的值         System.out.println("獲取下標(biāo)為2的元素："+shardedJedis.lindex("stringlists", 2)+"\n");    } 

======================list==========================清空庫中所有數(shù)據(jù)：OK=============增=============所有元素-stringlists：[HashList, SerialList, MapList, LinkedList, vector, vector, ArrayList, vector]所有元素-numberlists：[2, 5, 1, 3]=============刪=============成功刪除指定元素個(gè)數(shù)-stringlists：2刪除指定元素之后-stringlists：[HashList, SerialList, MapList, LinkedList, ArrayList, vector]刪除下標(biāo)0-3區(qū)間之外的元素：OK刪除指定區(qū)間之外元素后-stringlists：[HashList, SerialList, MapList, LinkedList]出棧元素：HashList元素出棧后-stringlists：[SerialList, MapList, LinkedList]=============改=============下標(biāo)為0的值修改后-stringlists：[hello list!, MapList, LinkedList]=============查=============長度-stringlists：3長度-numberlists：4返回排序后的結(jié)果-stringlists：[LinkedList, MapList, hello list!]返回排序后的結(jié)果-numberlists：[1, 2, 3, 5]子串-第二個(gè)開始到結(jié)束：[MapList, LinkedList]獲取下標(biāo)為2的元素：LinkedList

 private void SetOperate()     {         System.out.println("======================set==========================");         // 清空數(shù)據(jù)         System.out.println("清空庫中所有數(shù)據(jù)："+jedis.flushDB());                System.out.println("=============增=============");        System.out.println("向sets集合中加入元素element001："+jedis.sadd("sets", "element001"));         System.out.println("向sets集合中加入元素element002："+jedis.sadd("sets", "element002"));         System.out.println("向sets集合中加入元素element003："+jedis.sadd("sets", "element003"));        System.out.println("向sets集合中加入元素element004："+jedis.sadd("sets", "element004"));        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets"));         System.out.println();                System.out.println("=============刪=============");        System.out.println("集合sets中刪除元素element003："+jedis.srem("sets", "element003"));        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets"));        /*System.out.println("sets集合中任意位置的元素出棧："+jedis.spop("sets"));//注：出棧元素位置居然不定？--無實(shí)際意義        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets"));*/        System.out.println();                System.out.println("=============改=============");        System.out.println();                System.out.println("=============查=============");        System.out.println("判斷element001是否在集合sets中："+jedis.sismember("sets", "element001"));        System.out.println("循環(huán)查詢獲取sets中的每個(gè)元素：");        Set<String> set = jedis.smembers("sets");           Iterator<String> it=set.iterator() ;           while(it.hasNext()){               Object obj=it.next();               System.out.println(obj);           }          System.out.println();                System.out.println("=============集合運(yùn)算=============");        System.out.println("sets1中添加元素element001："+jedis.sadd("sets1", "element001"));         System.out.println("sets1中添加元素element002："+jedis.sadd("sets1", "element002"));         System.out.println("sets1中添加元素element003："+jedis.sadd("sets1", "element003"));         System.out.println("sets1中添加元素element002："+jedis.sadd("sets2", "element002"));         System.out.println("sets1中添加元素element003："+jedis.sadd("sets2", "element003"));         System.out.println("sets1中添加元素element004："+jedis.sadd("sets2", "element004"));        System.out.println("查看sets1集合中的所有元素:"+jedis.smembers("sets1"));        System.out.println("查看sets2集合中的所有元素:"+jedis.smembers("sets2"));        System.out.println("sets1和sets2交集："+jedis.sinter("sets1", "sets2"));        System.out.println("sets1和sets2并集："+jedis.sunion("sets1", "sets2"));        System.out.println("sets1和sets2差集："+jedis.sdiff("sets1", "sets2"));//差集：set1中有，set2中沒有的元素            }

======================set==========================清空庫中所有數(shù)據(jù)：OK=============增=============向sets集合中加入元素element001：1向sets集合中加入元素element002：1向sets集合中加入元素element003：1向sets集合中加入元素element004：1查看sets集合中的所有元素:[element001, element002, element003, element004]=============刪=============集合sets中刪除元素element003：1查看sets集合中的所有元素:[element001, element002, element004]=============改==========================查=============判斷element001是否在集合sets中：true循環(huán)查詢獲取sets中的每個(gè)元素：element001element002element004=============集合運(yùn)算=============sets1中添加元素element001：1sets1中添加元素element002：1sets1中添加元素element003：1sets1中添加元素element002：1sets1中添加元素element003：1sets1中添加元素element004：1查看sets1集合中的所有元素:[element001, element002, element003]查看sets2集合中的所有元素:[element002, element003, element004]sets1和sets2交集：[element002, element003]sets1和sets2并集：[element001, element002, element003, element004]sets1和sets2差集：[element001]

private void SortedSetOperate()     {         System.out.println("======================zset==========================");         // 清空數(shù)據(jù)         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));//按照權(quán)重值排序        System.out.println();                System.out.println("=============刪=============");        System.out.println("zset中刪除元素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("統(tǒng)計(jì)zset集合中的元素中個(gè)數(shù)："+shardedJedis.zcard("zset"));        System.out.println("統(tǒng)計(jì)zset集合中權(quán)重某個(gè)范圍內(nèi)（1.0——5.0），元素的個(gè)數(shù)："+shardedJedis.zcount("zset", 1.0, 5.0));        System.out.println("查看zset集合中element004的權(quán)重："+shardedJedis.zscore("zset", "element004"));        System.out.println("查看下標(biāo)1到2范圍內(nèi)的元素值："+shardedJedis.zrange("zset", 1, 2));    }

======================zset==========================OK=============增=============zset中添加元素element001：1zset中添加元素element002：1zset中添加元素element003：1zset中添加元素element004：1zset集合中的所有元素：[element003, element004, element001, element002]=============刪=============zset中刪除元素element002：1zset集合中的所有元素：[element003, element004, element001]=============改==========================查=============統(tǒng)計(jì)zset集合中的元素中個(gè)數(shù)：3統(tǒng)計(jì)zset集合中權(quán)重某個(gè)范圍內(nèi)（1.0——5.0），元素的個(gè)數(shù)：2查看zset集合中element004的權(quán)重：3.0查看下標(biāo)1到2范圍內(nèi)的元素值：[element004, element001]

private void HashOperate()     {         System.out.println("======================hash==========================");        //清空數(shù)據(jù)         System.out.println(jedis.flushDB());                 System.out.println("=============增=============");        System.out.println("hashs中添加key001和value001鍵值對(duì)："+shardedJedis.hset("hashs", "key001", "value001"));         System.out.println("hashs中添加key002和value002鍵值對(duì)："+shardedJedis.hset("hashs", "key002", "value002"));         System.out.println("hashs中添加key003和value003鍵值對(duì)："+shardedJedis.hset("hashs", "key003", "value003"));        System.out.println("新增key004和4的整型鍵值對(duì)："+shardedJedis.hincrBy("hashs", "key004", 4l));        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));        System.out.println();                System.out.println("=============刪=============");        System.out.println("hashs中刪除key002鍵值對(duì)："+shardedJedis.hdel("hashs", "key002"));        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));        System.out.println();                System.out.println("=============改=============");        System.out.println("key004整型鍵值的值增加100："+shardedJedis.hincrBy("hashs", "key004", 100l));        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));        System.out.println();                System.out.println("=============查=============");        System.out.println("判斷key003是否存在："+shardedJedis.hexists("hashs", "key003"));        System.out.println("獲取key004對(duì)應(yīng)的值："+shardedJedis.hget("hashs", "key004"));        System.out.println("批量獲取key001和key003對(duì)應(yīng)的值："+shardedJedis.hmget("hashs", "key001", "key003"));         System.out.println("獲取hashs中所有的key："+shardedJedis.hkeys("hashs"));        System.out.println("獲取hashs中所有的value："+shardedJedis.hvals("hashs"));        System.out.println();                  }

======================hash==========================OK=============增=============hashs中添加key001和value001鍵值對(duì)：1hashs中添加key002和value002鍵值對(duì)：1hashs中添加key003和value003鍵值對(duì)：1新增key004和4的整型鍵值對(duì)：4hashs中的所有值：[value001, value002, value003, 4]=============刪=============hashs中刪除key002鍵值對(duì)：1hashs中的所有值：[value001, value003, 4]=============改=============key004整型鍵值的值增加100：104hashs中的所有值：[value001, value003, 104]=============查=============判斷key003是否存在：true獲取key004對(duì)應(yīng)的值：104批量獲取key001和key003對(duì)應(yīng)的值：[value001, value003]獲取hashs中所有的key：[key004, key003, key001]獲取hashs中所有的value：[value001, value003, 104]