package com.my.controller;import java.io.PrintWriter;import java.util.Date;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.springframework.format.annotation.DateTimeFormat;import org.springframework.stereotype.Controller;import org.springframework.ui.Model;import org.springframework.web.bind.annotation.PathVariable;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.ResponseBody;import org.springframework.web.servlet.ModelAndView;@Controller@RequestMapping(value="/default")public class TestController {    /**     * 使用ModelAndView     * @return     */    @RequestMapping("/")    public ModelAndView index() {        ModelAndView mv = new ModelAndView();        mv.addObject("message", "This is index!");        mv.setViewName("index");        return mv;    }        /**     * 使用Model     * @param model     * @return     */    @RequestMapping("/index2")    public String index2(Model model) {        model.addAttribute("message", "This is index2!");        return "index2";    }        /**     * 直接返回内容     * @return     */    @RequestMapping(value="/index3", method=RequestMethod.GET)    @ResponseBody    public String index3() {        return "This is index3!";    }        /**     * 直接返回对应的index4的view     */    @RequestMapping(value="/index4", method=RequestMethod.GET)    public void index4() {    }        /**     * 直接返回index5的view，注意方法后缀：Handler     * 比较与index4的区别     */    @RequestMapping(value="/index5", method=RequestMethod.GET)    public void index5Handler() {    }        /**     * 传参方式调用     * @param message     * @return     */    @RequestMapping(value="/index6/{message}", method=RequestMethod.GET)    public ModelAndView index6(@PathVariable String message) {        ModelAndView view = new ModelAndView("index6");        view.addObject("message", message);        return view;    }        /**     * 传参方式调用，使用Model     * 注意方法内的Model是直接addAttribute，没有key     * 区别index6     * @param message     * @param model     * @return     */    @RequestMapping(value="/index7/{message}", method=RequestMethod.GET)    public String index7(@PathVariable String message, Model model) {        model.addAttribute(message);        return "index6";    }        /**     * 传参调用     * 指定参数名称     * @param userName     * @param password     * @return     */    @RequestMapping(value="/index8/{username}/{password}")    public ModelAndView index8(@PathVariable("username") String userName, @PathVariable("password") String password) {        ModelAndView view = new ModelAndView("index8");        view.addObject("userName", userName);        view.addObject("password", password);        return view;    }        /**     * 使用request/response取得参数     * @param request     * @param response     * @return     */    @RequestMapping(value="/index9")    public String index9(HttpServletRequest request, HttpServletResponse response) {        String message = request.getParameter("message");        request.setAttribute("message", message);        return "index9";    }        /**     * 使用@RequestParam方式取得参数     * @param message     * @return     */    @RequestMapping(value="/index10")    public ModelAndView index10(@RequestParam("message") String message) {        ModelAndView view = new ModelAndView("index10");        view.addObject("message", message);        return view;    }        /**     * 默认传参方式     * @param message     * @param model     * @return     */    @RequestMapping(value="/index11")    public String index11(String message, Model model) {        model.addAttribute("message", message);        return "index10";    }        /**     * 传入PrintWriteer，也可以传入@CookieValue     * @param out     * @param message     * @param model     * @return     */    @RequestMapping(value="/index12")    public String index12(PrintWriter out, String message, Model model) {        out.println(message);        model.addAttribute("message", message);        return "index10";    }        /**     * 日期参数     * @param day     * @return     */    @RequestMapping(value="/index13")    public ModelAndView index13(@RequestParam("day") @DateTimeFormat(pattern="yyyy-MM-dd") Date day) {        ModelAndView view = new ModelAndView("index10");        view.addObject("message", day.toString());        return view;    }        /**     * 默认action     * @param message     * @return     */    @RequestMapping    public ModelAndView index14(String message) {        ModelAndView view = new ModelAndView("index");        view.addObject("message", message);        return view;    }        /**     * 限制访问的地址，必需有参数p=1才能触发     * @param message     * @param model     * @return     */    @RequestMapping(value="/index15/{message}", params="p=1", method=RequestMethod.GET)    public String index15(@PathVariable("message") String message, Model model) {        model.addAttribute("message", message);        return "index";    }    }