/// <summary>

/// 类说明：Assistant

/// 联系方式：361983679

/// 更新网站：[url=http://www.cckan.net/thread-655-1-1.html]http://www.cckan.net/thread-655-1-1.html[/url]

/// </summary>

using System;

using System.Web;

using System.Collections;

namespace DotNet.Utilities

{

    public class CacheHelper

    {

        /// <summary>

        /// 获取数据缓存

        /// </summary>

        /// <param name="CacheKey">键</param>

        public static object GetCache(string CacheKey)

        {

            System.Web.Caching.Cache objCache = HttpRuntime.Cache;

            return objCache[CacheKey];

        }

        /// <summary>

        /// 设置数据缓存

        /// </summary>

        public static void SetCache(string CacheKey, object objObject)

        {

            System.Web.Caching.Cache objCache = HttpRuntime.Cache;

            objCache.Insert(CacheKey, objObject);

        }

        /// <summary>

        /// 设置数据缓存

        /// </summary>

        public static void SetCache(string CacheKey, object objObject, TimeSpan Timeout)

        {

            System.Web.Caching.Cache objCache = HttpRuntime.Cache;

            objCache.Insert(CacheKey, objObject, null, DateTime.MaxValue, Timeout, System.Web.Caching.CacheItemPriority.NotRemovable, null);

        }

        /// <summary>

        /// 设置数据缓存

        /// </summary>

        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);

        }

        /// <summary>

        /// 移除指定数据缓存

        /// </summary>

        public static void RemoveAllCache(string CacheKey)

        {

            System.Web.Caching.Cache _cache = HttpRuntime.Cache;

            _cache.Remove(CacheKey);

        }

        /// <summary>

        /// 移除全部缓存

        /// </summary>

        public static void RemoveAllCache()

        {

            System.Web.Caching.Cache _cache = HttpRuntime.Cache;

            IDictionaryEnumerator CacheEnum = _cache.GetEnumerator();

            while (CacheEnum.MoveNext())

            {

                _cache.Remove(CacheEnum.Key.ToString());

            }

        }

    }

}