Java tutorial
/* * The MIT License * * Copyright 2016 Hugo. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.hugoangeles.demospringhibernate.controller; import com.hugoangeles.demospringhibernate.entity.Contact; import com.hugoangeles.demospringhibernate.service.ContactService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; 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.ModelAndView; /** * * @author Hugo */ @Controller public class HomeController { @Autowired private ContactService contactService; @RequestMapping("/") public String index() { return "index"; } @RequestMapping(value = "/new", method = RequestMethod.GET) public String newContact() { return "new"; } @RequestMapping(value = "/new", method = RequestMethod.POST) public ModelAndView saveContact(@RequestParam("firstname") String firstname, @RequestParam("lastname") String lastname, @RequestParam("email") String email, @RequestParam("telephone") String telephone) { ModelAndView mv = new ModelAndView("new"); Contact contact = new Contact(); contact.setFirstname(firstname); contact.setLastname(lastname); contact.setEmail(email); contact.setTelephone(telephone); try { contactService.save(contact); mv.addObject("msg", "Contact saved"); } catch (Exception e) { mv.addObject("msg", "An error occurred"); } return mv; } @RequestMapping("/list") public ModelAndView list() { ModelAndView mv = new ModelAndView("list"); mv.addObject("contacts", contactService.listAll()); return mv; } }