2017-05-12 84 views
0

我是Java的新手& MVC。我正在使用Netbeans IDE 8.2,Spring MVC 4.0.1 Framework和GlashFish Server 4.1.1在NetBeans 8.2中顯示Hello World Spring MVC 4.0.1

我剛剛創建了一個新的Web應用程序,其中包含一切默認設置,並創建了一個視圖hello.jsp和控制器HelloController.Java。

我下面的this網站

以下一些指令是我的目錄/項目結構 Project Directory Structure

這是我派遣web.xml文件

<?xml version="1.0" encoding="UTF-8"?> 
 
<web-app version="3.1" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"> 
 
    <context-param> 
 
     <param-name>contextConfigLocation</param-name> 
 
     <param-value>/WEB-INF/applicationContext.xml</param-value> 
 
    </context-param> 
 
    <listener> 
 
     <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> 
 
    </listener> 
 
    <servlet> 
 
     <servlet-name>springapp</servlet-name> 
 
     <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 
 
     <load-on-startup>1</load-on-startup> 
 
    </servlet> 
 
    <servlet-mapping> 
 
     <servlet-name>springapp</servlet-name> 
 
     <url-pattern>*.htm</url-pattern> 
 
    </servlet-mapping> 
 
    <session-config> 
 
     <session-timeout> 
 
      30 
 
     </session-timeout> 
 
    </session-config> 
 
    <welcome-file-list> 
 
     <welcome-file>redirect.jsp</welcome-file> 
 
    </welcome-file-list> 
 
</web-app>

這裏是我的springapp-servlet.xml文件

<?xml version='1.0' encoding='UTF-8' ?> 
 
<!-- was: <?xml version="1.0" encoding="UTF-8"?> --> 
 
<beans xmlns="http://www.springframework.org/schema/beans" 
 
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 
     xmlns:p="http://www.springframework.org/schema/p" 
 
     xmlns:aop="http://www.springframework.org/schema/aop" 
 
     xmlns:tx="http://www.springframework.org/schema/tx" 
 
     xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd 
 
     http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd 
 
     http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd"> 
 

 
    <bean class="org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping"/> 
 

 
    <!-- 
 
    Most controllers will use the ControllerClassNameHandlerMapping above, but 
 
    for the index controller we are using ParameterizableViewController, so we must 
 
    define an explicit mapping for it. 
 
    --> 
 
    <bean id="urlMapping" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping"> 
 
     <property name="mappings"> 
 
      <props> 
 
       <prop key="index.htm">indexController</prop> 
 
      </props> 
 
     </property> 
 
    </bean> 
 

 
    <bean id="viewResolver" 
 
      class="org.springframework.web.servlet.view.InternalResourceViewResolver" 
 
      p:prefix="/WEB-INF/jsp/" 
 
      p:suffix=".jsp" /> 
 

 
    <!-- 
 
    The index controller. 
 
    --> 
 
    <bean name="indexController" 
 
      class="org.springframework.web.servlet.mvc.ParameterizableViewController" 
 
      p:viewName="index" /> 
 

 
     <!-- the application context definition for the springapp DispatcherServlet --> 
 
<!-- <bean name="/hello.htm" class="springapp.web.HelloController" /> --> 
 
    
 
</beans>

這是我喂控制器的文件

/* 
 
* To change this license header, choose License Headers in Project Properties. 
 
* To change this template file, choose Tools | Templates 
 
* and open the template in the editor. 
 
*/ 
 
package springapp.web; 
 
import org.springframework.web.servlet.mvc.Controller; 
 
import org.springframework.web.servlet.ModelAndView; 
 
import javax.servlet.ServletException; 
 
import javax.servlet.http.HttpServletRequest; 
 
import javax.servlet.http.HttpServletResponse; 
 
import org.apache.commons.logging.Log; 
 
import org.apache.commons.logging.LogFactory; 
 
import java.io.IOException; 
 
/** 
 
* 
 
* @author marsh 
 
*/ 
 
public class HelloController { 
 
    protected final Log logger = LogFactory.getLog(getClass()); 
 
    public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) 
 
      throws ServletException, IOException { 
 
     logger.info("Returning hello view"); 
 
     return new ModelAndView("hello.jsp"); 
 
    } 
 
}

我只想在部署它時顯示hello.jsp。請協助。

回答

0

,當您使用的彈簧4.x的,你必須使用註解,那麼你只需要在你的方法的開頭加上@Controller