public override List <string> GetKeys(Func <string, bool> predicate = null)
{
var keys = _memoryCache.AsEnumerable().Select(t => t.Key);
if (predicate == null)
{
return(keys.ToList());
}
else
{
return(keys.Where(predicate).ToList());
}
}
/// <summary>
/// 获取全部的缓存项。
/// </summary>
/// <returns>全部的缓存项。</returns>
public virtual IEnumerable <KeyValuePair <string, object> > GetAll()
{
return(_cache.AsEnumerable());
}