void onValidateFromCreateForm() { if (createForm.getHasErrors()) { // We get here only if a server-side validator detected an error. return; } try { course = courseManagerService.createCourse( course.getCode(), course.getName(), course.getSummary(), course.getDescription(), 1); } catch (RestClientFailureException e) { createForm.recordError("Internal error on server."); createForm.recordError(e.getMessage()); // TODO: replace with exception service LOG.debug("internal error on server during validation", e); } catch (Exception e) { createForm.recordError(ExceptionUtil.getRootCauseMessage(e)); // TODO: replace with exception service LOG.info("unhandled exception during validation", e); } }
void onValidateFromUpdateForm() { if (updateForm.getHasErrors()) { // We get here only if a server-side validator detected an error. return; } try { courseManagerService.updateCourse( course, course.getName(), course.getSummary(), course.getDescription(), 1); } catch (RestClientFailureException e) { updateForm.recordError("Internal error on server."); updateForm.recordError(e.getMessage()); // TODO: replace with exception service LOG.debug("internal error on server during validation", e); } catch (Exception e) { // Display the cause. In a real system we would try harder to get a // user-friendly message. updateForm.recordError(ExceptionUtil.getRootCauseMessage(e)); // TODO: replace with exception service LOG.info("unhandled exception during validation", e); } }
void onPrepareForRenderFromUpdateForm() { if (!StudentUtil.isPossibleUuid(courseUuid)) { LOG.info("Invalid CourseUUID"); courseUuid = null; course = null; } else { try { course = courseFinderService.findCourseByUuid(courseUuid); } catch (ObjectNotFoundException e) { // Handle null course in the template. LOG.trace("course not found: " + courseUuid); } } // If the form has errors then we're redisplaying after a redirect. // Form will restore your input values but it's up to us to restore // Hidden values. if (updateForm.getHasErrors()) { if (course != null) { course.setVersion(versionFlash); } } }