code: public void run() {
      String hostName = host != null ? host : "localhost";
      ServerTools.print("Starting LanguageTool " + JLanguageTool.VERSION +
              " (build date: " + JLanguageTool.BUILD_DATE + ", " + JLanguageTool.GIT_SHORT_ID + ") server on " + getProtocol() + "://" + hostName + ":" + port  + "...");
      server.start();
      isRunning = true;
      ServerTools.print("Server started");
    }
docs: Start the server.