public FileData()
{
this.FolderPath = String.Empty;
this.FileName = "unknown";
this.FileSize = 0;
this.FileExtension = String.Empty;
this.FileSizeFriendly = "0B";
this.FileDate = Convert.ToDateTime("1900-01-01");
this.MimeType = "x-application/octet-stream";
}