Java tutorial
/* * Copyright 2011 Damien Bourdette * * 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 com.github.dbourdette.otto.web.controller.admin; import javax.inject.Inject; import javax.validation.Valid; import org.apache.commons.lang.exception.ExceptionUtils; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; 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 com.github.dbourdette.otto.service.mail.Mail; import com.github.dbourdette.otto.service.mail.MailConfiguration; import com.github.dbourdette.otto.service.mail.Mailer; import com.github.dbourdette.otto.web.util.FlashScope; /** * Edition of mail configuration * */ @Controller public class MailController { @Inject private Mailer mailer; @Inject private FlashScope flashScope; @RequestMapping("/mail") public String users(Model model) { model.addAttribute("navItem", "mail"); model.addAttribute("configuration", mailer.findConfiguration()); return "admin/mail"; } @RequestMapping("/mail/edit") public String edit(Model model) { model.addAttribute("navItem", "mail"); model.addAttribute("form", mailer.findConfiguration()); return "admin/mail_form"; } @RequestMapping(value = "/mail/edit", method = RequestMethod.POST) public String edit(@ModelAttribute("form") MailConfiguration form, BindingResult result, Model model) { if (result.hasErrors()) { return "admin/mail_form"; } mailer.saveConfiguration(form); flashScope.message("mail config has been modified"); return "redirect:/mail"; } @RequestMapping("/mail/send") public String send(Model model) { model.addAttribute("navItem", "mail"); model.addAttribute("form", new Mail()); return "admin/mail_send_form"; } @RequestMapping(value = "/mail/send", method = RequestMethod.POST) public String send(@ModelAttribute("form") @Valid Mail form, BindingResult result, Model model) { if (result.hasErrors()) { model.addAttribute("navItem", "mail"); return "admin/mail_send_form"; } try { mailer.send(form); flashScope.message("Mail has been sent to " + form.getTo()); } catch (Exception e) { model.addAttribute("stacktrace", ExceptionUtils.getFullStackTrace(e)); return "error"; } return "redirect:/mail/send"; } @RequestMapping("/mail/sent") public String sent(Model model) { model.addAttribute("navItem", "mail"); return "admin/mail_sent"; } }