code: public static int run(String[] args, PrintWriter out) {
          JdepsTask t = new JdepsTask();
          t.setLog(out);
          return t.run(args);
      }
docs: Entry point that does <i>not</i> call System.exit.
  
  @param args command line arguments
  @param out output stream
  @return an exit code. 0 means success, non-zero means an error occurred.