作用是把jsp或其他文件定位到指定的文件夹
一、修改springmvc-servlet.xml
新增这一段:
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/page/" />
<property name="suffix" value=".jsp" />
</bean>
配置文件变为如下:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/page/" />
<property name="suffix" value=".jsp" />
</bean>
<bean id="simpleUrlHandlerMapping"
class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
<property name="mappings">
<props>
<prop key="/index">indexController</prop>
</props>
</property>
</bean>
<bean id="indexController" class="controller.IndexController"></bean>
</beans>
二、修改IndexController
ModelAndView mav = new ModelAndView("index.jsp");变为
ModelAndView mav = new ModelAndView("index");
package controller;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;
public class IndexController implements Controller {
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
ModelAndView mav = new ModelAndView("index");
mav.addObject("message", "Hello Spring MVC");
return mav;
}
}
三、移动index.jsp
移动到page文件夹下