Java tutorial
/* * Copyright 2014 Tagbangers, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.wallride.web.controller.admin.customfield; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.context.support.MessageSourceAccessor; import org.springframework.http.HttpStatus; import org.springframework.stereotype.Controller; import org.springframework.validation.BindException; import org.springframework.validation.BindingResult; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.*; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import org.wallride.domain.CustomField; import org.wallride.service.CustomFieldService; import org.wallride.exception.DuplicateCodeException; import org.wallride.exception.EmptyCodeException; import org.wallride.support.AuthorizedUser; import org.wallride.web.support.RestValidationErrorModel; import javax.inject.Inject; @Controller @RequestMapping("/{language}/customfields/create") public class CustomFieldCreateController { private static Logger logger = LoggerFactory.getLogger(CustomFieldCreateController.class); @Inject private CustomFieldService customfieldService; @Inject private MessageSourceAccessor messageSourceAccessor; @ModelAttribute("fieldTypes") public CustomField.FieldType[] setFieldTypes() { return CustomField.FieldType.values(); } @ModelAttribute("form") public CustomFieldCreateForm customfieldCreateForm() { return new CustomFieldCreateForm(); } @ExceptionHandler(BindException.class) @ResponseStatus(HttpStatus.BAD_REQUEST) public @ResponseBody RestValidationErrorModel bindException(BindException e) { logger.debug("BindException", e); return RestValidationErrorModel.fromBindingResult(e.getBindingResult(), messageSourceAccessor); } @RequestMapping(method = RequestMethod.GET) public String create() { return "customfield/create"; } @RequestMapping(method = RequestMethod.POST) public String save(@PathVariable String language, @Validated @ModelAttribute("form") CustomFieldCreateForm form, BindingResult errors, String query, AuthorizedUser authorizedUser, RedirectAttributes redirectAttributes) throws BindException { if (errors.hasErrors()) { return "customfield/create"; } CustomField customfield = null; try { customfield = customfieldService.createCustomField(form.buildCustomFieldCreateRequest(), authorizedUser); } catch (EmptyCodeException e) { errors.rejectValue("code", "NotNull"); } catch (DuplicateCodeException e) { errors.rejectValue("code", "NotDuplicate"); } if (errors.hasErrors()) { logger.debug("Errors: {}", errors); return "customfield/create"; } redirectAttributes.addFlashAttribute("savedCustomField", customfield); redirectAttributes.addAttribute("language", language); redirectAttributes.addAttribute("id", customfield.getId()); return "redirect:/_admin/{language}/customfields/index"; } }