public RunnerDO login(String user, String pass) throws ValidationException,
			RemoteException {
		RunnerDO runner = null;

		AuthorizationGatewayFactory factory = new AuthorizationGatewayFactory();
		IAuthorizeGateway rmig = factory.getInstance().getAuthGateway("AuthorizationService","rmi");
		runner = rmig.login(user, pass);

		return runner;
	}