/// <summary>
/// 清空cache
/// </summary>
public static void Clear()
{
IDictionaryEnumerator enumerator = HttpContext.Current.Cache.GetEnumerator();
while (enumerator.MoveNext())
{
CacheUtil.Remove(enumerator.Key.ToString());
}
}
/// <summary>
/// 根据规则删除cache
/// </summary>
/// <param name="pattern"></param>
public static void RemoveByRegexp(string pattern)
{
if (pattern != "")
{
IDictionaryEnumerator enumerator = HttpContext.Current.Cache.GetEnumerator();
while (enumerator.MoveNext())
{
string text = enumerator.Key.ToString();
if (Regex.IsMatch(text, pattern))
{
CacheUtil.Remove(text);
}
}
}
}
/// <summary>
/// 得到AppSettings中的配置字符串信息
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static string GetConfigString(string key)
{
string CacheKey = "AppSettings-" + key;
object objModel = CacheUtil.Read(CacheKey);
if (objModel == null)
{
try
{
objModel = ConfigurationManager.AppSettings[key];
if (objModel != null)
{
//DataCache.SetCache(CacheKey, objModel, DateTime.Now.AddMinutes(180), TimeSpan.Zero);
CacheUtil.Insert(CacheKey, objModel, 60 * 180);
}
}
catch
{ }
}
return(objModel.ToString());
}