srping mvc学习_html/css_WEB-ITnose

1. HOME 控制器

   package ghy.webapp.myapp;import java.text.DateFormat;import java.util.Date;import java.util.Locale;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.stereotype.Controller;import org.springframework.ui.Model;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.RequestParam;/** * Handles requests for the application home page. */@Controllerpublic class HomeController {		private static final Logger logger = LoggerFactory.getLogger(HomeController.class);		/**	 * Simply selects the home view to render by returning its name.	 */	@RequestMapping(value = "/", method = RequestMethod.GET)	public String home(Locale locale, Model model) {		logger.info("Welcome home! The client locale is {}.", locale);				Date date = new Date();		DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);				String formattedDate = dateFormat.format(date);				model.addAttribute("serverTime", formattedDate );				return "home";	}		@RequestMapping(value = "/Two", method = RequestMethod.GET)	public String Two(			int id,Model model			) {		logger.info("two");				System.out.println("hello2 action:"+id);          model.addAttribute("name", "huangjie");          //这个只有值没有键的情况下,使用Object的类型作为key,String-->string          model.addAttribute("ok");  								return "Two";	}	}

2. Two.jsp 视图

   <%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%>        
    
    
       
   Hello World!
       
         用户名：
         密  码：
           
     当前IP：<%=request.getRemoteAddr() %>    

3. Two控制器

   package ghy.webapp.myapp;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestParam;import org.springframework.web.bind.annotation.ResponseBody;@Controller  public class TwoController {            @RequestMapping("login") //用来处理前台的login请求      private @ResponseBody String hello(              @RequestParam(value = "username", required = false)String username,              @RequestParam(value = "password", required = false)String password              ){          return "Hello "+username+",Your password is: "+password;                }   }

   环境：sts +tomcat
4. 运行 http://localhost:8080/myapp 执行home控制器 ，http://localhost:8080/myapp/Two?id=3525是调用 Two控制器传参id

5.下载地址：。 下载

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