servlet("MyServlet", MessageServlet.class)
.addInitParam("message", "MyServlet")
.addMapping("/myservlet"));
DeploymentManager manager = defaultContainer().addDeployment(servletBuilder);
manager.deploy();
HttpHandler servletHandler = manager.start();
PathHandler path = Handlers.path(Handlers.redirect(MYAPP))
.addPrefixPath(MYAPP, servletHandler);
Undertow server = Undertow.builder()