code: public static void main(String[] args) throws Exception {
          // create a configuration from the arguments
          CallCenterConfig config = new CallCenterConfig();
          config.parse(CallCenterApp.class.getName(), args);
  
          CallCenterApp app = new CallCenterApp(config);
          app.run();
      }
docs: Main routine creates an instance of this app and kicks off the run method.
  
  @param args Command line arguments.
  @throws Exception if anything goes wrong.
  @see {@link WindowingConfig}