public void shutdown() {
    if (server == null) {
      return;
    }
    try {
      server.stop();
    } catch (Exception e) {
      throw new RuntimeException("Error stopping Jetty transport", e);
    }
  }
Provides HTTP(s) communication to the system via Jetty.
extensions/transport/portability-transport-jettyrest/src/main/java/org/datatransferproject/transport/jettyrest/http/JettyTransport.java