static S defaultTranslate(S text) {
    Class javax = getJavaX();
    File x = makeTempDir();
    saveTextFile(new File(x, "main.java"), text);
    List<File> libraries_out = new ArrayList<File>();
    File y = (File) call(javax, "defaultTranslate", x, libraries_out);
    if (y == null) return null;
    return loadTextFile(new File(y, "main.java"));
  }