Redis一些基本的操作

代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ServiceStack.Redis;
using System.Configuration;
using ServiceStack.Redis.Generic;
using Newtonsoft.Json;

namespace Rongzi.BZone.Common.Util
{
    public class RedisCommon
    {
        private static readonly Lazy<RedisCommon> _instance = new Lazy<RedisCommon>(() => new RedisCommon());
        private static readonly string redisUrl = ConfigurationManager.AppSettings["Redis_Server"];
        private static readonly string redisPort = ConfigurationManager.AppSettings["Redis_Port"];
        private RedisCommon()
        {

        }
        public static RedisCommon getInstance
        {
            get
            {
                return _instance.Value;
            }
        }

        public RedisClient getRedisClient()
        {
            return new RedisClient(redisUrl, int.Parse(redisPort));
        }

        #region string类型操作

        /// <summary>
        /// 根据key获取对应的对象T
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <returns></returns>
        public T GetObj<T>(string key)
        {
            T result;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.Get<T>(key);
                }
            }
            catch (Exception)
            {

                result = default(T);
            }
            return result;
        }

        /// <summary>
        /// 根据key存储T对象
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="val"></param>
        /// <param name="dateTime"></param>
        /// <returns></returns>
        public bool SetObj<T>(string key, T val, DateTime dateTime)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.Set<T>(key, val, dateTime);
                }
            }
            catch
            {

                result = false;
            }
            return result;
        }

        /// <summary>
        /// 根据key更新T
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="t"></param>
        /// <returns></returns>
        public bool UpdateObj<T>(string key, T t)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                var value = JsonConvert.SerializeObject(t);
                result = redis.Set<string>(key, value);
            }
            return result;
        }

        /// <summary>
        /// 删除对应key的value
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public bool RemoveObj(string key)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.Remove(key);
            }
            return result;
        }
        #endregion

        #region hash类型操作

        /// <summary>
        /// 从hash表获取数据
        /// </summary>
        public T Get<T>(string hashId, string key)
        {
            using (var redis = this.getRedisClient())
            {
                string value = redis.GetValueFromHash(hashId, key);
                return JsonConvert.DeserializeObject<T>(value);
            }
        }

        /// <summary>
        /// 获取整个hash的数据
        /// </summary>
        public List<T> GetAll<T>(string hashId)
        {
            using (var redis = this.getRedisClient())
            {
                var result = new List<T>();
                var list = redis.GetHashValues(hashId);
                if (list != null && list.Count > 0)
                {
                    list.ForEach(x =>
                    {
                        var value = JsonConvert.DeserializeObject<T>(x);
                        result.Add(value);
                    });
                }
                return result;
            }
        }

        /// <summary>
        /// 判断某个数据是否已经被缓存
        /// </summary>
        public bool Exist<T>(string hashId, string key)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.HashContainsEntry(hashId, key);
            }
            return result;
        }

        /// <summary>
        /// 存储数据到hash表
        /// </summary>
        public bool Set<T>(string hashId, string key, T t)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    var value = JsonConvert.SerializeObject(t);
                    result = redis.SetEntryInHash(hashId, key, value);
                }
            }
            catch
            {

                result = false;
            }
            return result;
        }

        /// <summary>
        /// 移除hash中的某值
        /// </summary>
        public bool Remove(string hashId, string key)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.RemoveEntryFromHash(hashId, key);
                }
            }
            catch
            {
                result = false;
            }
            return result;
        }

        /// <summary>
        /// 移除整个hash
        /// </summary>
        public bool RemoveAll(string hashId)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.Remove(hashId);
            }
            return result;
        }

        /// <summary>
        /// 设置缓存过期
        /// </summary>
        public void SetExpire(string hashId, DateTime datetime)
        {
            using (var redis = this.getRedisClient())
            {
                redis.ExpireEntryAt(hashId, datetime);
            }
        }

        #endregion

        #region 保存到硬盘
        /// <summary>
        /// 保存数据DB文件到硬盘
        /// </summary>
        public void Save()
        {
            using (var redis = this.getRedisClient())
            {
                redis.Save();
            }
        }

        /// <summary>
        /// 异步保存数据DB文件到硬盘
        /// </summary>
        public void SaveAsync()
        {
            using (var redis = this.getRedisClient())
            {
                redis.SaveAsync();
            }
        }
        #endregion
    }
}

操作：

            //var key = "AoVxQ-hvZGB6occUbGNiO-f4hiWzVhbYARheytOP5CyE";

            //for (var i = 0; i < 10; i++)
            //{
            //    RedisCommon.getInstance.Set<String>("hongda", key + (i + 1), "hongda" + (i + 1));
            //}

            //RedisCommon.getInstance.Set<String>("hongda", "AoVxQ-hvZGB6occUbGNiO-f4hiWzVhbYARheytOP5CyE9", "hongda9999");

            //var aa=RedisCommon.getInstance.GetAll<string>("hongda");

            //var bb =RedisCommon.getInstance.Get<string>("hongda", "AoVxQ-hvZGB6occUbGNiO-f4hiWzVhbYARheytOP5CyE9");

            //RedisCommon.getInstance.Remove("hongda", "AoVxQ-hvZGB6occUbGNiO-f4hiWzVhbYARheytOP5CyE8");

            RedisCommon.getInstance.RemoveAll("hongda");

第三方的更完善版本：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Configuration;
using ServiceStack.Redis;

namespace Rongzi.BZone.Common.Util
{
   public class RedisBase
    {
        private static string RedisPath = ConfigurationManager.AppSettings["RedisPath"]; 

        #region -- 连接信息 --
        //10.0.18.8:6379
        public static PooledRedisClientManager prcm = CreateManager(new string[] { RedisPath }, new string[] { RedisPath });
        private static PooledRedisClientManager CreateManager(string[] readWriteHosts, string[] readOnlyHosts)
        {
            // 支持读写分离，均衡负载 
            return new PooledRedisClientManager(readWriteHosts, readOnlyHosts, new RedisClientManagerConfig
            {
                MaxWritePoolSize = 5, // “写”链接池链接数 
                MaxReadPoolSize = 5, // “读”链接池链接数 
                AutoStart = true,
            });
        }
        #endregion

        #region -- Item --
        /// <summary>
        /// 设置单体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="t"></param>
        /// <param name="timeSpan"></param>
        /// <returns></returns>
        public static bool Item_Set<T>(string key, T t)
        {
            try
            {
                using (IRedisClient redis = prcm.GetClient())
                {
                    return redis.Set<T>(key, t, new TimeSpan(1, 0, 0));
                }
            }
            catch (Exception ex)
            {
                // LogInfo
            }
            return false;
        }

        /// <summary>
        /// 获取单体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <returns></returns>
        public static T Item_Get<T>(string key) where T : class
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.Get<T>(key);
            }
        }

        /// <summary>
        /// 移除单体
        /// </summary>
        /// <param name="key"></param>
        public static bool Item_Remove(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.Remove(key);
            }
        }

        #endregion

        #region -- List --

        public static void List_Add<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                redisTypedClient.AddItemToList(redisTypedClient.Lists[key], t);
            }
        }



        public static bool List_Remove<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                return redisTypedClient.RemoveItemFromList(redisTypedClient.Lists[key], t) > 0;
            }
        }
        public static void List_RemoveAll<T>(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                redisTypedClient.Lists[key].RemoveAll();
            }
        }

        public static int List_Count(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.GetListCount(key);
            }
        }

        public static List<T> List_GetRange<T>(string key, int start, int count)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var c = redis.GetTypedClient<T>();
                return c.Lists[key].GetRange(start, start + count - 1);
            }
        }


        public static List<T> List_GetList<T>(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var c = redis.GetTypedClient<T>();
                return c.Lists[key].GetRange(0, c.Lists[key].Count);
            }
        }

        public static List<T> List_GetList<T>(string key, int pageIndex, int pageSize)
        {
            int start = pageSize * (pageIndex - 1);
            return List_GetRange<T>(key, start, pageSize);
        }

        /// <summary>
        /// 设置缓存过期
        /// </summary>
        /// <param name="key"></param>
        /// <param name="datetime"></param>
        public static void List_SetExpire(string key, DateTime datetime)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                redis.ExpireEntryAt(key, datetime);
            }
        }
        #endregion

        #region -- Set --
        public static void Set_Add<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                redisTypedClient.Sets[key].Add(t);
            }
        }
        public static bool Set_Contains<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                return redisTypedClient.Sets[key].Contains(t);
            }
        }
        public static bool Set_Remove<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var redisTypedClient = redis.GetTypedClient<T>();
                return redisTypedClient.Sets[key].Remove(t);
            }
        }
        #endregion

        #region -- Hash --
        /// <summary>
        /// 判断某个数据是否已经被缓存
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="dataKey"></param>
        /// <returns></returns>
        public static bool Hash_Exist<T>(string key, string dataKey)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.HashContainsEntry(key, dataKey);
            }
        }

        /// <summary>
        /// 存储数据到hash表
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="dataKey"></param>
        /// <returns></returns>
        public static bool Hash_Set<T>(string key, string dataKey, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                string value = ServiceStack.Text.JsonSerializer.SerializeToString<T>(t);
                return redis.SetEntryInHash(key, dataKey, value);
            }
        }
        /// <summary>
        /// 移除hash中的某值
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="dataKey"></param>
        /// <returns></returns>
        public static bool Hash_Remove(string key, string dataKey)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.RemoveEntryFromHash(key, dataKey);
            }
        }
        /// <summary>
        /// 移除整个hash
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="dataKey"></param>
        /// <returns></returns>
        public static bool Hash_Remove(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.Remove(key);
            }
        }
        /// <summary>
        /// 从hash表获取数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="dataKey"></param>
        /// <returns></returns>
        public static T Hash_Get<T>(string key, string dataKey)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                string value = redis.GetValueFromHash(key, dataKey);
                return ServiceStack.Text.JsonSerializer.DeserializeFromString<T>(value);
            }
        }
        /// <summary>
        /// 获取整个hash的数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <returns></returns>
        public static List<T> Hash_GetAll<T>(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var list = redis.GetHashValues(key);
                if (list != null && list.Count > 0)
                {
                    List<T> result = new List<T>();
                    foreach (var item in list)
                    {
                        var value = ServiceStack.Text.JsonSerializer.DeserializeFromString<T>(item);
                        result.Add(value);
                    }
                    return result;
                }
                return null;
            }
        }
        /// <summary>
        /// 设置缓存过期
        /// </summary>
        /// <param name="key"></param>
        /// <param name="datetime"></param>
        public static void Hash_SetExpire(string key, DateTime datetime)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                redis.ExpireEntryAt(key, datetime);
            }
        }
        #endregion

        #region -- SortedSet --
        /// <summary>
        ///  添加数据到 SortedSet
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="t"></param>
        /// <param name="score"></param>
        public static bool SortedSet_Add<T>(string key, T t, double score)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                string value = ServiceStack.Text.JsonSerializer.SerializeToString<T>(t);
                return redis.AddItemToSortedSet(key, value, score);
            }
        }
        /// <summary>
        /// 移除数据从SortedSet
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="t"></param>
        /// <returns></returns>
        public static bool SortedSet_Remove<T>(string key, T t)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                string value = ServiceStack.Text.JsonSerializer.SerializeToString<T>(t);
                return redis.RemoveItemFromSortedSet(key, value);
            }
        }
        /// <summary>
        /// 修剪SortedSet
        /// </summary>
        /// <param name="key"></param>
        /// <param name="size">保留的条数</param>
        /// <returns></returns>
        public static int SortedSet_Trim(string key, int size)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.RemoveRangeFromSortedSet(key, size, 9999999);
            }
        }
        /// <summary>
        /// 获取SortedSet的长度
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public static int SortedSet_Count(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                return redis.GetSortedSetCount(key);
            }
        }

        /// <summary>
        /// 获取SortedSet的分页数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public static List<T> SortedSet_GetList<T>(string key, int pageIndex, int pageSize)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var list = redis.GetRangeFromSortedSet(key, (pageIndex - 1) * pageSize, pageIndex * pageSize - 1);
                if (list != null && list.Count > 0)
                {
                    List<T> result = new List<T>();
                    foreach (var item in list)
                    {
                        var data = ServiceStack.Text.JsonSerializer.DeserializeFromString<T>(item);
                        result.Add(data);
                    }
                    return result;
                }
            }
            return null;
        }


        /// <summary>
        /// 获取SortedSet的全部数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public static List<T> SortedSet_GetListALL<T>(string key)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                var list = redis.GetRangeFromSortedSet(key, 0, 9999999);
                if (list != null && list.Count > 0)
                {
                    List<T> result = new List<T>();
                    foreach (var item in list)
                    {
                        var data = ServiceStack.Text.JsonSerializer.DeserializeFromString<T>(item);
                        result.Add(data);
                    }
                    return result;
                }
            }
            return null;
        }

        /// <summary>
        /// 设置缓存过期
        /// </summary>
        /// <param name="key"></param>
        /// <param name="datetime"></param>
        public static void SortedSet_SetExpire(string key, DateTime datetime)
        {
            using (IRedisClient redis = prcm.GetClient())
            {
                redis.ExpireEntryAt(key, datetime);
            }
        }

        //public static double SortedSet_GetItemScore<T>(string key,T t)
        //{
        //    using (IRedisClient redis = prcm.GetClient())
        //    {
        //        var data = ServiceStack.Text.JsonSerializer.SerializeToString<T>(t);
        //        return redis.GetItemScoreInSortedSet(key, data);
        //    }
        //    return 0;
        //}

        #endregion
    }
}

http://blog.csdn.net/wanlong360599336/article/details/46771477

http://blog.wx6.org/2013/349.htm