NopCommerce學習(1) Caching

何生1991發表於2018-07-19

redis教程 http://www.runoob.com/redis/redis-tutorial.html
下載地址：https://github.com/MSOpenTech/redis/releases。
將Redis釋出包解壓：
在目錄下，新增start.bat檔案（內容如下）,以管理員許可權開啟，啟動Redis快取

@echo off
cd /d %~dp0
redis-server.exe redis.windows.conf

在目錄下，新增Controller.bat檔案（內容如下），以管理員許可權開啟，cmd訪問Redis快取，專案命令看redis教程

@echo off
cd /d %~dp0
redis-cli.exe -h 127.0.0.1 -p 6379

以下程式碼及完整程式碼GitBub地址:https://github.com/heshengli/nop
CacheHelper程式碼：

public class CacheHelper
 {
        public static readonly string _RedisCachingConnectionString =ConfigurationManager.AppSettings["RedisCachingConnectionString"];
        private static readonly RedisCacheManager _RedisCacheManager;

        static CacheHelper()
        {
            //建立快取
            if (!string.IsNullOrWhiteSpace(_RedisCachingConnectionString))
            {
                RedisConnectionWrapper RedisConnectionWrapper = new RedisConnectionWrapper(_RedisCachingConnectionString);
                _RedisCacheManager = new RedisCacheManager(RedisConnectionWrapper);
            }
        }

        /// <summary>
        ///     建立快取項的檔案
        /// </summary>
        /// <param name="key">快取Key</param>
        /// <param name="obj">object物件</param>
        public static void Insert(string key, object obj)
        {
            Insert(key, obj, 60);
        }

        /// <summary>
        ///     移除快取項的檔案
        /// </summary>
        /// <param name="key">快取Key</param>
        public static void Remove(string key)
        {
            _RedisCacheManager.Remove(key);
        }

        /// <summary>
        ///     建立快取項過期
        /// </summary>
        /// <param name="key">快取Key</param>
        /// <param name="obj">object物件</param>
        /// <param name="expires">過期時間(分鐘)</param>
        public static void Insert(string key, object obj, int expires)
        {
            _RedisCacheManager.Set(key, obj, expires);
        }

        /// <summary>
        ///     獲取快取物件
        /// </summary>
        /// <param name="key">快取Key</param>
        /// <returns>object物件</returns>
        public static object Get(string key)
        {
            if (string.IsNullOrEmpty(key)) return null;
            return _RedisCacheManager.Get<object>(key);
        }

        /// <summary>
        ///     獲取快取物件
        /// </summary>
        /// <typeparam name="T">T物件</typeparam>
        /// <param name="key">快取Key</param>
        /// <returns></returns>
        public static T Get<T>(string key)
        {
            return _RedisCacheManager.Get<T>(key);
        }
 }

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