redis使用案例

import java.util.ArrayList; 
import java.util.List; 
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; 

/** 
* redis的Java客户端Jedis测试验证 
* 
* @author 
*/ 
public class Test 
{ 

    /** 
     * 非切片客户端链接 
     */ 
    private Jedis jedis; 

    /** 
     * 非切片链接池 
     */ 
    private JedisPool jedisPool; 

    /** 
     * 切片客户端链接 
     */ 
    private ShardedJedis shardedJedis; 

    /** 
     * 切片链接池 
     */ 
    private ShardedJedisPool shardedJedisPool; 

    /** 
     * 构造函数 
     */ 
    public Test() 
    { 
        initialPool(); 
        initialShardedPool(); 
        shardedJedis = shardedJedisPool.getResource(); 
        jedis = jedisPool.getResource(); 
    } 

    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, "192.168.120.51", 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链接 
        List shards = new ArrayList(); 
        shards.add(new JedisShardInfo("192.168.120.51", 6379, "master")); 

        // 构造池 
        shardedJedisPool = new ShardedJedisPool(config, shards); 
    } 

    public void show() 
    { 
        // key检测 
        testKey(); 
        // string检测 
        testString(); 
        // list检测 
        testList(); 
        // set检测 
        testSet(); 
        // sortedSet检测 
        testSortedSet(); 
        // hash检测 
        testHash(); 
        shardedJedisPool.returnResource(shardedJedis); 
    } 

    private void testKey() 
    { 
        System.out.println("=============key=========================="); 
        // 清空数据 
        System.out.println(jedis.flushDB()); 
        System.out.println(jedis.echo("foo")); 
        // 判断key否存在 
        System.out.println(shardedJedis.exists("foo")); 
        shardedJedis.set("key", "values"); 
        System.out.println(shardedJedis.exists("key")); 
    } 

    private void testString() 
    { 
        System.out.println("=============String=========================="); 
        // 清空数据 
        System.out.println(jedis.flushDB()); 
        // 存储数据 
        shardedJedis.set("foo", "bar"); 
        System.out.println(shardedJedis.get("foo")); 
        // 若key不存在,则存储 
        shardedJedis.setnx("foo", "foo not exits"); 
        System.out.println(shardedJedis.get("foo")); 
        // 覆盖数据 
        shardedJedis.set("foo", "foo update"); 
        System.out.println(shardedJedis.get("foo")); 
        // 追加数据 
        shardedJedis.append("foo", " hello, world"); 
        System.out.println(shardedJedis.get("foo")); 
        // 设置key的有效期,并存储数据 
        shardedJedis.setex("foo", 2, "foo not exits"); 
        System.out.println(shardedJedis.get("foo")); 
        try 
        { 
            Thread.sleep(3000); 
        } 
        catch (InterruptedException e) 
        { 
        } 
        System.out.println(shardedJedis.get("foo")); 
        // 获取并更改数据 
        shardedJedis.set("foo", "foo update"); 
        System.out.println(shardedJedis.getSet("foo", "foo modify")); 
        // 截取value的值 
        System.out.println(shardedJedis.getrange("foo", 1, 3)); 
        System.out.println(jedis.mset("mset1", "mvalue1", "mset2", "mvalue2", "mset3", "mvalue3", "mset4", "mvalue4")); 
        System.out.println(jedis.mget("mset1", "mset2", "mset3", "mset4")); 
        System.out.println(jedis.del(new String[] 
        { 
            "foo", "foo1", "foo3" 
        })); 
    } 

    private void testList() 
    { 
        System.out.println("=============list=========================="); 
        // 清空数据 
        System.out.println(jedis.flushDB()); 
        // 添加数据 
        shardedJedis.lpush("lists", "vector"); 
        shardedJedis.lpush("lists", "ArrayList"); 
        shardedJedis.lpush("lists", "LinkedList"); 
        // 数组长度 
        System.out.println(shardedJedis.llen("lists")); 
        // 排序 
        System.out.println(shardedJedis.sort("lists")); 
        // 字串 
        System.out.println(shardedJedis.lrange("lists", 0, 3)); 
        // 修改列表中单个值 
        shardedJedis.lset("lists", 0, "hello list!"); 
        // 获取列表指定下标的值 
        System.out.println(shardedJedis.lindex("lists", 1)); 
        // 删除列表指定下标的值 
        System.out.println(shardedJedis.lrem("lists", 1, "vector")); 
        // 删除区间以外的数据 
        System.out.println(shardedJedis.ltrim("lists", 0, 1)); 
        // 列表出栈 
        System.out.println(shardedJedis.lpop("lists")); 
        // 整个列表值 
        System.out.println(shardedJedis.lrange("lists", 0, -1)); 

    } 

    private void testSet() 
    { 
        System.out.println("=============set=========================="); 
        // 清空数据 
        System.out.println(jedis.flushDB()); 
        // 添加数据 
        shardedJedis.sadd("sets", "HashSet"); 
        shardedJedis.sadd("sets", "SortedSet"); 
        shardedJedis.sadd("sets", "TreeSet"); 
        // 判断value是否在列表中 
        System.out.println(shardedJedis.sismember("sets", "TreeSet"));; 
        // 整个列表值 
        System.out.println(shardedJedis.smembers("sets")); 
        // 删除指定元素 
        System.out.println(shardedJedis.srem("sets", "SortedSet")); 
        // 出栈 
        System.out.println(shardedJedis.spop("sets")); 
        System.out.println(shardedJedis.smembers("sets")); 
        // 
        shardedJedis.sadd("sets1", "HashSet1"); 
        shardedJedis.sadd("sets1", "SortedSet1"); 
        shardedJedis.sadd("sets1", "TreeSet"); 
        shardedJedis.sadd("sets2", "HashSet2"); 
        shardedJedis.sadd("sets2", "SortedSet1"); 
        shardedJedis.sadd("sets2", "TreeSet1"); 
        // 交集 
        System.out.println(jedis.sinter("sets1", "sets2")); 
        // 并集 
        System.out.println(jedis.sunion("sets1", "sets2")); 
        // 差集 
        System.out.println(jedis.sdiff("sets1", "sets2")); 
    } 

    private void testSortedSet() 
    { 
        System.out.println("=============zset=========================="); 
        // 清空数据 
        System.out.println(jedis.flushDB()); 
        // 添加数据 
        shardedJedis.zadd("zset", 10.1, "hello"); 
        shardedJedis.zadd("zset", 10.0, ":"); 
        shardedJedis.zadd("zset", 9.0, "zset"); 
        shardedJedis.zadd("zset", 11.0, "zset!"); 
        // 元素个数 
        System.out.println(shardedJedis.zcard("zset")); 
        // 元素下标 
        System.out.println(shardedJedis.zscore("zset", "zset")); 
        // 集合子集 
        System.out.println(shardedJedis.zrange("zset", 0, -1)); 
        // 删除元素 
        System.out.println(shardedJedis.zrem("zset", "zset!")); 
        System.out.println(shardedJedis.zcount("zset", 9.5, 10.5)); 
        // 整个集合值 
        System.out.println(shardedJedis.zrange("zset", 0, -1)); 
    } 

    private void testHash() 
    { 
        System.out.println("=============hash=========================="); 
     // 清空数据 
        System.out.println(jedis.flushDB()); 
        //添加数据 
        shardedJedis.hset("hashs", "entryKey", "entryValue"); 
        shardedJedis.hset("hashs", "entryKey1", "entryValue1"); 
        shardedJedis.hset("hashs", "entryKey2", "entryValue2"); 
        // 判断某个值是否存在 
        System.out.println(shardedJedis.hexists("hashs", "entryKey")); 
        // 获取指定的值 
        System.out.println(shardedJedis.hget("hashs", "entryKey")); 
        // 批量获取指定的值 
        System.out.println(shardedJedis.hmget("hashs", "entryKey", "entryKey1")); 
        // 删除指定的值 
        System.out.println(shardedJedis.hdel("hashs", "entryKey")); 
        // 为key中的域 field 的值加上增量 increment 
        System.out.println(shardedJedis.hincrBy("hashs", "entryKey", 123l)); 
        // 获取所有的keys 
        System.out.println(shardedJedis.hkeys("hashs")); 
        // 获取所有的values 
        System.out.println(shardedJedis.hvals("hashs")); 
    } 

    /** 
     * @param args 
     */ 
    public static void main(String[] args) 
    { 
        new Test().show(); 
    } 

} 


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