spring_mvc+hibernate最好的入门demo

package com.sivalabs.controller; import java.text.SimpleDateFormat; import java.util.Date; import java.util.List; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.propertyeditors.CustomDateEditor; import org.springframework.stereotype.Controller; import org.springframework.validation.BindingResult; import org.springframework.web.bind.WebDataBinder; import org.springframework.web.bind.annotation.InitBinder; 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.bind.annotation.SessionAttributes; import org.springframework.web.bind.support.SessionStatus; import org.springframework.web.servlet.ModelAndView; import com.sivalabs.dao.ContactsDAO; import com.sivalabs.entity.Contact; import com.sivalabs.utils.ContactFormValidator; @Controller @SessionAttributes("login") public class ContactsControllers { private Logger logger = LoggerFactory.getLogger(ContactsControllers.class); @Autowired private ContactsDAO contactsDAO; @Autowired private ContactFormValidator validator; @InitBinder public void initBinder(WebDataBinder binder) { SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyy"); dateFormat.setLenient(false); binder.registerCustomEditor(Date.class, new CustomDateEditor(dateFormat, true)); } // @ModelAttribute("logUser") // public Contact getContact(){ // Contact logUser = new Contact(); // return logUser; // } @RequestMapping(value="/login",method=RequestMethod.GET) public ModelAndView loginForm() { ModelAndView mav = new ModelAndView("login"); Contact contact = new Contact(); mav.addObject("login", contact); return mav; } @RequestMapping(value="/login",method=RequestMethod.POST) public String login(@RequestParam(required= true, defaultValue="") String name,@RequestParam(required= true, defaultValue="")String password,@ModelAttribute("login")Contact contact, BindingResult result, SessionStatus status){ validator.loginValidate(contact, result); if(result.hasErrors()){ return "login"; }else{ if(contactsDAO.checkName(name)==0){ result.rejectValue("name", "filed.name", "Name Does not exist."); return "login"; }else{ boolean flag = contactsDAO.loginContacts(name, password); if(flag){ logger.info("login sucesss!"); return "redirect:viewAllContacts.do"; }else{ result.rejectValue("password", "filed.password","Password is Error!"); return "login"; } } } } @RequestMapping("/loginContacts") public String loginContacts(@RequestParam(required= true, defaultValue="") String name,@RequestParam(required= true, defaultValue="")String password,@ModelAttribute("logUser")Contact logUser,BindingResult result){ boolean flag = contactsDAO.loginContacts(name, password); //validator.loginValidate(logUser, result); if(flag){ logUser.setName(name); logger.info("login sucesss!"); return "redirect:viewAllContacts.do"; }else{ logUser.setName(null); logger.info("login excess or exit"); return "loginContacts"; } } @RequestMapping("/searchContacts") public ModelAndView searchContacts(@RequestParam(required= false, defaultValue="") String name) { ModelAndView mav = new ModelAndView("showContacts"); List<Contact> contacts = contactsDAO.searchContacts(name.trim()); mav.addObject("SEARCH_CONTACTS_RESULTS_KEY", contacts); return mav; } @RequestMapping("/viewAllContacts") public ModelAndView getAllContacts() { logger.info("excute search..."); ModelAndView mav = new ModelAndView("showContacts"); List<Contact> contacts = contactsDAO.getAllContacts(); mav.addObject("SEARCH_CONTACTS_RESULTS_KEY", contacts); return mav; } @RequestMapping(value="/saveContact", method=RequestMethod.GET) public ModelAndView newuserForm() { ModelAndView mav = new ModelAndView("newContact"); Contact contact = new Contact(); mav.getModelMap().put("newContact", contact); return mav; } @RequestMapping(value="/saveContact", method=RequestMethod.POST) public String create(@ModelAttribute("newContact")Contact contact, BindingResult result, SessionStatus status) { if(contactsDAO.checkName(contact.getName())>0){ result.rejectValue("name", "filed.name", "Name is exists."); } validator.validate(contact, result); if (result.hasErrors()) { return "newContact"; } contactsDAO.save(contact); status.setComplete(); return "login"; } @RequestMapping(value="/saveContact2", method=RequestMethod.GET) public ModelAndView newuserForm2() { ModelAndView mav = new ModelAndView("newContact2"); Contact contact = new Contact(); mav.getModelMap().put("newContact2", contact); return mav; } @RequestMapping(value="/saveContact2", method=RequestMethod.POST) public String create2(@ModelAttribute("newContact2")Contact contact, BindingResult result,SessionStatus status) { validator.validate(contact, result); if (result.hasErrors()) { return "newContact2"; } contactsDAO.save(contact); //status.setComplete(); return "redirect:viewAllContacts.do"; } @RequestMapping(value="/updateContact", method=RequestMethod.GET) public ModelAndView edit(@RequestParam("id")Integer id) { ModelAndView mav = new ModelAndView("editContact"); Contact contact = contactsDAO.getById(id); mav.addObject("editContact", contact); return mav; } @RequestMapping(value="/updateContact", method=RequestMethod.POST) public String update(@ModelAttribute("editContact") Contact contact, BindingResult result, SessionStatus status) { validator.validate(contact, result); if (result.hasErrors()) { return "editContact"; } contactsDAO.update(contact); // status.setComplete(); return "redirect:viewAllContacts.do"; } @RequestMapping("deleteContact") public ModelAndView delete(@RequestParam("id")Integer id) { ModelAndView mav = new ModelAndView("redirect:viewAllContacts.do"); contactsDAO.delete(id); return mav; } @RequestMapping("exit") public ModelAndView exit(SessionStatus status){ ModelAndView mav = new ModelAndView("login"); // status.setComplete(); logger.info("exit success!"); return mav; } }