ZHJA_HJGL/HJGL_ZH/BLL/CacheHelper.cs

90 lines
2.5 KiB
C#

using System;
using System.Web;
using System.Collections;
public class CacheHelper
{
/// <summary>
/// 获取数据缓存
/// </summary>
/// <param name="CacheKey">键</param>
/// <returns></returns>
public static object GetCache(string CacheKey)
{
System.Web.Caching.Cache objCache = HttpRuntime.Cache;
return objCache[CacheKey];
}
/// <summary>
/// 设置数据缓存
/// </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>
/// 设置数据缓存
/// </summary>
/// <param name="CacheKey"></param>
/// <param name="objObject"></param>
/// <param name="Timeout"></param>
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>
/// <param name="CacheKey"></param>
/// <param name="objObject"></param>
/// <param name="absoluteExpiration"></param>
/// <param name="slidingExpiration"></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);
}
/// <summary>
/// 移除指定数据缓存
/// </summary>
/// <param name="CacheKey"></param>
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());
}
}
/// <summary>
/// 获取缓存
/// </summary>
private static object GetPrivate(string key)
{
return string.IsNullOrEmpty(key) ? null : HttpRuntime.Cache.Get(key);
}
}