public ZipEntry AddEntry(string entryName, Stream stream)
        {
            ZipEntry ze = ZipEntry.CreateForStream(entryName, stream);

            ze.SetEntryTimes(DateTime.Now, DateTime.Now, DateTime.Now);
            if (Verbose)
            {
                StatusMessageTextWriter.WriteLine("adding {0}...", entryName);
            }
            return(_InternalAddEntry(ze));
        }