public static string MapPath(string bucket, string path)
{
if (bucket == null)
{
bucket = "";
}
var combinPath = RootPath.PathCombin(bucket).PathCombin(path);
if (IsAbsolutePhysicalPath(combinPath))
{
return(combinPath);
}
var fullPath = HttpContext.Current.Server.MapPath(combinPath);
return(fullPath);
}