在c#中使用servicestackredis操作redis的实例代码

2019-12-30 18:00:38王旭

声明一个客户端对象:

 

复制代码
protected RedisClient Redis = new RedisClient("127.0.0.1", 6379);//redis服务IP和端口

 

一 .基本KEY/VALUE键值对操作:

1. 添加/获取:


List<string> storeMembers = new List<string>();
 storeMembers.ForEach(x => Redis.AddItemToList("test", x));
  //注:也可直接使用AddRangeToList方法将一组数据装入如:
   Redis.AddRangeToList("testt", storeMembers);

2. 获取数据


var members = Redis.GetAllItemsFromList("test");
 members.ForEach(s => Response.Write("<br/>test :" + s));

3. 获取指定索引位置数据


var item = Redis.GetItemFromList("test", 2);

4. 移除:


var list = Redis.Lists["test"];
 list.Clear();//清空
 list.Remove("two");//移除指定键值
 list.RemoveAt(2);//移除指定索引位置数据

二.存储对象:


[Serializable]
public class UserInfo
  {
    public long Id { set; get; }
    public string UserName { get; set; }
    public int Age { get; set; }
  }

1.通常方式(底层使用json序列化):


Redis.Set<UserInfo>("userinfo", new UserInfo() { UserName = "李四", Age = 45 });
 UserInfo userinfo = Redis.Get<UserInfo>("userinfo");

注:当然上面方式也适合于基本类型,如:


Redis.Set<int>("my_age", 12);//或Redis.Set("my_age", 12);
  int age = Redis.Get<int>("my_age");

2.object序列化方式存储:


var ser = new ObjectSerializer();  //位于namespace ServiceStack.Redis.Support;
 bool result = Redis.Set<byte[]>("userinfo", ser.Serialize(new UserInfo() { UserName = "张三", Age = 12 }));
 UserInfo userinfo = ser.Deserialize(Redis.Get<byte[]>("userinfo")) as UserInfo;
 //也支持列表
List<UserInfo> userinfoList = new List<UserInfo>();
      userinfoList.Add(new UserInfo() { UserName = "pool_daizhj", Age = 1 });
      userinfoList.Add(new UserInfo() { UserName = "pool_daizhj1", Age = 2 });
 Redis.Set<byte[]>("userinfolist_serialize", ser.Serialize(userinfoList));
 List<UserInfo> userList = ser.Deserialize(Redis.Get<byte[]>("userinfolist_serialize")) as List<UserInfo>;

需要说明的是在测试过程中发现JSON序列化的效率要比object序列化高一些。

三.存储表格对象,比如:


using (var redisUsers = Redis.As<UserInfo>())
 {
   redisUsers.Store(new UserInfo { Id = redisUsers.GetNextSequence(), UserName = "test1", Age = 22 });
   redisUsers.Store(new UserInfo { Id = redisUsers.GetNextSequence(), UserName = "test2", Age = 23 });
   var allUsers = redisUsers.GetAll();//就像操作ado对象一样,可以进行CRUD等操作
 }