svoid zip2zip(File inZip, ZipOutputStream outZip) ctex {
  ZipFile zipFile = new ZipFile(inZip);
  Enumeration entries = zipFile.entries();
  while (entries.hasMoreElements()) {
    ZipEntry entry = (ZipEntry) entries.nextElement(); 
    //System.out.println("Copying " + entry.getName());
    outZip.putNextEntry(new ZipEntry(entry.getName()));
    
    InputStream fin = zipFile.getInputStream(entry);
    copyStream(fin, outZip);
    fin.close();
  }
  zipFile.close();
}
  
svoid zip2zip(File inZip, ZipOutputStream outZip, IPred<S> predicate) {
  zip2zip_withPredicate(inZip, outZip, predicate);
}