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";
}
}