Spring MVC hello world example

HelloWorldController.java

package com.mkyong.common.controller;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.AbstractController;
public class HelloWorldController extends AbstractController{ 
    @Override 
    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception { 
        ModelAndView model = new ModelAndView("HelloWorldPage"); 
        model.addObject("msg", "hello world"); 
        return model; 
    }
}

Spring XML Configuration

mvc-dispatcher-servlet.xml

<beans xmlns="http://www.springframework.org/schema/beans" 
            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
            xsi:schemaLocation="http://www.springframework.org/schema/beans      
                                              http://www.springframework.org/schema/beans/spring-beans-2.5.xsd"> 
    <bean name="/welcome.htm" class="com.mkyong.common.controller.HelloWorldController" />  
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver" > 
        <property name="prefix"> 
            <value>/WEB-INF/pages/</value> 
        </property> 
        <property name="suffix"> 
            <value>.jsp</value> 
        </property> 
    </bean>
</beans>

url地址就是bean的名字

web.xml

<?xml version="1.0"?>
<web-app id="WebApp_ID" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
    <display-name>Spring Web MVC Application</display-name>
    <servlet>
        <servlet-name>mvc-dispatcher</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>mvc-dispatcher</servlet-name>
        <url-pattern>*.htm</url-pattern>
    </servlet-mapping>
</web-app>