sclass CompressionRegime_JavaXEval implements CompressionRegime<S> {
  public byte[] decompressorToBytes(S decompressor) {
    ret gzipBytes(toUtf8(decompressor));
  }
  
  public S decompressorFromBytes(byte[] compressed) {
    ret fromUtf8(gunzipBytes(compressed));
  }
  
  public byte[] runDecompressor(S code) {
    ret toByteArray(dm_javaEval(code));
  }
}