if (argc != 4) {
    for (int i = 1; i < argc; ++i) {
      fprintf(stderr, "Arg %d = %s\n", i, argv[i]);
    }
    fprintf(stderr, "Usage: %s location api_def1,api_def2 op1,op2,op3\n",
            argv[0]);
    exit(1);
  }
  for (int i = 1; i < argc; ++i) {
    fprintf(stdout, "Arg %d = %s\n", i, argv[i]);
  }
  std::vector<tensorflow::string> api_def_srcs = tensorflow::str_util::Split(

    private static final String LS = System.lineSeparator();

    private static class OptionComparator implements Comparator<Option> {
        public int compare(Option opt1, Option opt2) {
            String s1 = opt1.getOpt() != null ? opt1.getOpt() : opt1.getLongOpt();
            String s2 = opt2.getOpt() != null ? opt2.getOpt() : opt2.getLongOpt();
            return s1.compareToIgnoreCase(s2);
        }
    }