jedis usage examples

import java.utilimport java.util.Dateimport demo.spark.streaming.utils.RedisClientimport org.junit.{After, Before, Test}import redis.clients.jedis.{Jedis, SortingParams}/**  * Created by cao on 16-3-25.  */class RedisTest{  private var redis: Jedis = null  @Before  def init(): Unit ={    redis = RedisClient.pool.getResource  }  @Test  def hello(): Unit ={    redis.set("name","cao")    println(redis.get("name"))    redis.append("name"," Xinyan")    println(redis.get("name"))    redis.del("name")    println(redis.get("name"))    redis.mset("name", "cao", "age", "14")    print(redis.mget("name","age"))  }  @Test  def testKey(): Unit ={    println(redis.exists("name"))  }  @Test  def testString(): Unit ={    redis.set("cao","hello world")    println(redis.get("cao"))    redis.setex("cao",1,"nihao")    redis.mset("lis","cao","hello","hee")    println(redis.get("cao"))    println(redis.pttl("cao"))    println(redis.getrange("cao",0,1))    println(redis.del("cao","lis"))    println(redis.exists("cao"))  }  @Test  def testList(): Unit ={    redis.del("msg")    redis.lpush("msg","this is test1")    redis.lpush("msg","test2")    redis.lpush("msg","test222")    redis.lpush("msg", "vector");    redis.lpush("msg", "ArrayList");    redis.lpush("msg", "LinkedList");    println(redis.llen("msg"))   // printList(redis.sort("msg"))    val res = redis.lrange("msg",0,-1)    printList(res)    println(redis.lset("msg",2, "override"))    println(redis.lindex("msg", 2))    println(redis.lrem("msg",2,"ok"))    println(redis.ltrim("msg",0,1))    println(redis.lpop("msg"))    printList(redis.lrange("msg",0,-1))  }  @Test  def testSet(): Unit ={    redis.sadd("myset","TreeSet1")    redis.sadd("myset","TreeSet")    redis.sadd("myset","55")    printSet(redis.smembers("myset"))    println(redis.sismember("myset","55"))    // count    println(redis.scard("myset"))    println(redis.srem("myset","55"))    println(redis.sismember("myset","55"))    println(redis.spop("myset"))    println(redis.smembers("myset"))    redis.sadd("sets1", "HashSet1")    redis.sadd("sets1", "SortedSet1")    redis.sadd("sets1", "TreeSet")    redis.sadd("sets2", "55")    redis.sadd("sets2", "SortedSet1")    redis.sadd("sets2", "TreeSet1")    println(redis.sinter("myset","set1"))    println(redis.sunion("myset","set2"))    println(redis.sdiff("myset","set1"))  }  @Test  def sortedSet()={    redis.zadd("ha",199,"ali")    redis.zadd("ha",999,"wuha")    redis.zadd("ha",666,"deff g")    redis.zadd("ha",867,"Aming")    redis.zadd("ha",67,"cao xinyan")    printSet(redis.zrange("ha",0,-1))    println(redis.zrevrange("ha",0,-1))    redis.zadd("ha", 10.1, "hello")    redis.zadd("ha", 10.0, ":")    redis.zadd("ha", 9.0, "zset")    redis.zadd("ha", 11.0, "zset!")    println(redis.zcard("ha"))    println(redis.zscore("ha","zset"))    println(redis.zrem("ha","zset"))    println(redis.zcount("ha",9.5,999))    println(redis.zrange("ha",0,-1))  }  @Test  def testHash(): Unit ={    val map:java.util.Map[String, String] = new util.HashMap[String, String]()    map.put("name","cao")    map.put("age","2")    map.put("sex","male")    redis.hmset("info",map)    printList(redis.hmget("info","name","age"))    println(redis.hlen("info"))    println(redis.hexists("info","name"))    printSet(redis.hkeys("info"))    printList(redis.hvals("info"))    printMap(redis.hgetAll("info"))  }  @Test  def testOther(): Unit ={    printSet(redis.keys("*"))    println(redis.del("set1"))    redis.setex("set2",2,"ddd")    println(redis.ttl("set2"))    println(redis.rename("set2","set3"))    println(redis.get("set2"))  }  @Test  def testSort(): Unit ={    redis.del("a")    redis.rpush("a", "1")    redis.lpush("a", "6")    redis.lpush("a", "3")    redis.lpush("a", "9")    printList(redis.sort("a"))  }  @Test  def testUnUsePipeline(): Unit ={    val start = new Date().getTime    for (i <- 0 until 10000) {      redis.set("age1"+i,i+"")      redis.get("age1"+i)    }    val end = new Date().getTime    println("cost:"+(end - start))  }  @Test  def testSort1(): Unit ={    redis.lpush("mylist", "1")    redis.lpush("mylist", "4")    redis.lpush("mylist", "6")    redis.lpush("mylist", "3")    redis.lpush("mylist", "0")    val sortingParameters = new SortingParams    sortingParameters.desc()    sortingParameters.limit(0,2)    printList(redis.sort("mylist",sortingParameters))  }  @Test  def testSort2(): Unit ={    redis.del("user:66", "user:55", "user:33", "user:22", "user:11",      "userlist")    redis.lpush("userlist", "33")    redis.lpush("userlist", "22")    redis.lpush("userlist", "55")    redis.lpush("userlist", "11")    redis.hset("user:66", "name", "66")    redis.hset("user:55", "name", "55")    redis.hset("user:33", "name", "33")    redis.hset("user:22", "name", "79")    redis.hset("user:11", "name", "24")    redis.hset("user:11", "add", "beijing")    redis.hset("user:22", "add", "shanghai")    redis.hset("user:33", "add", "guangzhou")    redis.hset("user:55", "add", "chongqing")    redis.hset("user:66", "add", "xi'an")    val sortingParameters = new SortingParams    sortingParameters.get("user:*->name")    sortingParameters.get("user:*->add")    sortingParameters.by("user:*->name")    sortingParameters.get("#")    printList(redis.sort("userlist", sortingParameters))  }  @Test  def testSort3(): Unit ={    redis.del("tom:friend:list", "score:uid:123", "score:uid:456",      "score:uid:789", "score:uid:101", "uid:123", "uid:456",      "uid:789", "uid:101")    redis.sadd("tom:friend:list", "123")    redis.sadd("tom:friend:list", "456")    redis.sadd("tom:friend:list", "789")    redis.sadd("tom:friend:list", "101")    redis.set("score:uid:123", "1000")    redis.set("score:uid:456", "6000")    redis.set("score:uid:789", "100")    redis.set("score:uid:101", "5999")    redis.set("uid:123", "{'uid':123,'name':'lucy'}")    redis.set("uid:456", "{'uid':456,'name':'jack'}")    redis.set("uid:789", "{'uid':789,'name':'jay'}")    redis.set("uid:101", "{'uid':101,'name':'jolin'}")    val sortingParameters = new SortingParams    sortingParameters.desc()    sortingParameters.get("#")    sortingParameters.get("uid:*")    sortingParameters.get("score:uid:*")    sortingParameters.by("score:uid:*")    printList(redis.sort("tom:friend:list", sortingParameters))  }  @Test  def testSort5(): Unit ={    redis.lpush("mylist", "1")    redis.lpush("mylist", "4")    redis.lpush("mylist", "6")    redis.lpush("mylist", "3")    redis.lpush("mylist", "0")    var sortingParameters = new SortingParams    sortingParameters.desc()//    sortingParameters.alpha()    sortingParameters.limit(0,2)    println(redis.sort("mylist",sortingParameters))    redis.sadd("tom:friend:list", "123")    redis.sadd("tom:friend:list", "456")    redis.sadd("tom:friend:list", "789")    redis.sadd("tom:friend:list", "101")    redis.set("score:uid:123", "1000")    redis.set("score:uid:456", "6000")    redis.set("score:uid:789", "100")    redis.set("score:uid:101", "5999")    redis.set("uid:123", "{'uid':123,'name':'lucy'}")    redis.set("uid:456", "{'uid':456,'name':'jack'}")    redis.set("uid:789", "{'uid':789,'name':'jay'}")    redis.set("uid:101", "{'uid':101,'name':'jolin'}")    sortingParameters = new SortingParams    sortingParameters.desc()    sortingParameters.get("#")    sortingParameters.by("score:uid:*")    println(redis.sort("tom:friend:list",sortingParameters,"tom:friend:list"))  }  @Test  def testPage(): Unit ={    redis.lpush("mylist", "comment1")    redis.lpush("mylist", "comment2")    redis.lpush("mylist", "comment3")    redis.lpush("mylist", "3")    redis.lpush("mylist", "0")    redis.lpush("mylist", "6")    redis.lpush("mylist", "2")    redis.lpush("mylist", "ff")    var page = 0    val pageSize = 4    for (i <- 0 until pageSize) {      val start = page * pageSize      val end = start + pageSize      println(redis.lrange("mylist",start,end))      page+=1    }  }  @Test  def testDB(): Unit ={    println(redis.dbSize())    println(redis.randomKey())  }  @After  def close(): Unit ={    redis.close()  }  def printList(res: java.util.List[String]): Unit ={    for (i <- 0 until res.size) println(res.get(i))  }  def printSet(res: java.util.Set[String])={    val int = res.iterator()    while (int.hasNext){      println(int.next)    }  }  def printMap(map: java.util.Map[String, String]): Unit ={    val kset = map.keySet().iterator()    while (kset.hasNext){      val key = kset.next()      println(s"${key} -> ${map.get(key)}")    }  }}