C#自定义缓存封装类实例

using System;using System.Web;namespace DotNet.Utilities{  /// <summary>  /// 缓存相关的操作类  /// </summary>  public class DataCache  {    /// <summary>    /// 获取当前应用程序指定CacheKey的Cache值    /// </summary>    /// <param name="CacheKey"></param>    /// <returns></returns>    public static object GetCache(string CacheKey)    {      System.Web.Caching.Cache objCache = HttpRuntime.Cache;      return objCache[CacheKey];    }    /// <summary>    /// 设置当前应用程序指定CacheKey的Cache值    /// </summary>    /// <param name="CacheKey"></param>    /// <param name="objObject"></param>    public static void SetCache(string CacheKey, object objObject)    {      System.Web.Caching.Cache objCache = HttpRuntime.Cache;      objCache.Insert(CacheKey, objObject);    }    /// <summary>    /// 设置当前应用程序指定CacheKey的Cache值    /// </summary>    /// <param name="CacheKey"></param>    /// <param name="objObject"></param>    public static void SetCache(string CacheKey, object objObject, DateTime absoluteExpiration,TimeSpan slidingExpiration )    {      System.Web.Caching.Cache objCache = HttpRuntime.Cache;      objCache.Insert(CacheKey, objObject,null,absoluteExpiration,slidingExpiration);    }  }}