@Controller将目标类标识为一个请求处理器，@RequestMapping映射请求

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

@Controller
public class HelloWorld {

	private static String success="success";
	
	@RequestMapping("/helloworld")
	public String hello() {
		System.out.println("Hello World");
		return success;
	}
}

web.xml配置文件

 

 
  
  
  
	
   
   
    springDispatcherServlet
    
   
    org.springframework.web.servlet.DispatcherServlet
    
    
    
     contextConfigLocation
     
    
     classpath:springmvc.xml
     
    
   
    1
    
  

	
  
	
   
   
    springDispatcherServlet
    
   
    /
    
  
	
	
  
	
   
   
    HiddenHttpMethodFilter
    
   
    org.springframework.web.filter.HiddenHttpMethodFilter
    
  
	
	
   
   
    HiddenHttpMethodFilter
    
   
    /*
    
  
  

 

springmvc.xml配置文件

请求页面index.jsp

<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="ISO-8859-1"%>
	
	

	
		
 
		
	

	

		Hello World


		testParamAndHeader


		testAntPath


		testPathVariable

		
 

			
  
			
  
		
 

		
 

			
  
			
  
		
 

		Test Get

		
 

			
  
		
 

	

	

返回的成功页面success.jsp

<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="ISO-8859-1"%>




 




Success

ModelAndView: ${requestScope.studentMsg }


Map: ${requestScope.users }


Map: ${requestScope.xixi }


SessionAttributes: ${sessionScope.user }


SessionAttributes: ${sessionScope.msg }