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.user; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Controller; import org.springframework.validation.BindException; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import org.wallride.domain.User; import org.wallride.service.UserService; import javax.inject.Inject; import javax.validation.Valid; @Controller @RequestMapping(value = "/{language}/users/delete", method = RequestMethod.POST) public class UserDeleteController { private static Logger logger = LoggerFactory.getLogger(UserDeleteController.class); @Inject private UserService userService; @ModelAttribute("query") public String query(@RequestParam(required = false) String query) { return query; } @RequestMapping public String delete(@Valid @ModelAttribute("form") UserDeleteForm form, BindingResult errors, String query, RedirectAttributes redirectAttributes) { if (!form.isConfirmed()) { errors.rejectValue("confirmed", "Confirmed"); } if (errors.hasErrors()) { logger.debug("Errors: {}", errors); return "user/describe"; } User deletedUser; try { deletedUser = userService.deleteUser(form.buildUserDeleteRequest(), errors); } catch (BindException e) { if (errors.hasErrors()) { logger.debug("Errors: {}", errors); return "user/describe"; } throw new RuntimeException(e); } redirectAttributes.addFlashAttribute("deletedUser", deletedUser); redirectAttributes.addAttribute("query", query); return "redirect:/_admin/{language}/users/index"; } }