LoginService loginService = new HashLoginService(realm, realmFile.getAbsolutePath());
server.addBean(loginService);
ConstraintSecurityHandler securityHandler = new ConstraintSecurityHandler();
Constraint constraint = new Constraint();
constraint.setAuthenticate(true);
constraint.setRoles(new String[]{"**"}); //allow any authenticated user
ConstraintMapping mapping = new ConstraintMapping();
mapping.setPathSpec("/secure");
mapping.setConstraint(constraint);
securityHandler.addConstraintMapping(mapping);