import java.util.List;
-import java.util.Set;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
-import javax.validation.ConstraintViolation;
import javax.validation.Valid;
-import javax.validation.Validation;
-import javax.validation.Validator;
-import javax.validation.ValidatorFactory;
import org.onap.portalapp.controller.EPRestrictedBaseController;
import org.onap.portalapp.portal.domain.MicroserviceData;
import org.onap.portalapp.portal.domain.WidgetCatalog;