embedded tomcat

        String webBase = new File("src/main/webapp").getAbsolutePath();
        Tomcat tomcat = new Tomcat();
        tomcat.setPort(9002);
        tomcat.setBaseDir(".");
        StandardServer server = (StandardServer) tomcat.getServer();
        AprLifecycleListener listener = new AprLifecycleListener();
        server.addLifecycleListener(listener);
        Context webContext = tomcat.addWebapp("/", webBase);
        ErrorPage notFound = new ErrorPage();
        notFound.setErrorCode(404);
        notFound.setLocation("/index.html");
        webContext.addErrorPage(notFound);
        webContext.addWelcomeFile("index.html");
        tomcat.start();
        tomcat.getServer().await();