.setIdentityManager(identityManager)
.setLoginConfig(new LoginConfig("FORM", "Test Realm", "/FormLoginServlet", "/error.html"))
.addServlets(s, s1, echo,echoParam);
DeploymentManager manager = container.addDeployment(builder);
manager.deploy();
path.addPrefixPath(builder.getContextPath(), manager.start());
DefaultServer.setRootHandler(path);
}