使用servlet API作为参数

时间：2022-03-18 07:56

1.哪些可以使用

　　MVC中的Handler方法可以接受ServletAPI类型的参数。

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2.controller

 1 package com.spring.it;
 2 
 3 import java.io.IOException;
 4 import java.io.Writer;
 5 
 6 import javax.servlet.http.HttpServletRequest;
 7 import javax.servlet.http.HttpServletResponse;
 8 
 9 import org.springframework.stereotype.Controller;
10 import org.springframework.web.bind.annotation.RequestMapping;
11 
12 @Controller
13 public class ServletApiControl {
14     @RequestMapping("/helloworld6")
15     public void hello(HttpServletRequest request,HttpServletResponse response,Writer out) throws Exception {
16         System.out.println("request="+request);
17         System.out.println("response="+response);
18         out.write("Spring mvc");    
19     }
20 }

3.index

 1 <%@ page language="java" contentType="text/html; charset=ISO-8859-1"
 2     pageEncoding="ISO-8859-1"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10     <br>
11     <a href="helloworld6/">test servlet API</a>
12 </body>
13 </html>

4.效果

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