// lists files only - who needs to list directories?!
// lists in typical .zip fashion - dir1/dir2/bla.txt
static L<ZipEntry> listZipEntries(File inZip) ctex {
  if (inZip == null) null;
  temp ZipFile zipFile = new ZipFile(inZip);
  ret listZipEntries(zipFile);
}
    
static L<ZipEntry> listZipEntries(ZipFile zipFile) ctex {
  new L<ZipEntry> list;
  Enumeration entries = zipFile.entries();
  while (entries.hasMoreElements()) {
    ZipEntry entry = cast entries.nextElement(); 
    if (!entry.isDirectory())
      list.add(entry);
  }
  ret list;
}