版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/qq_33935254/article/details/52781685
首先参考http://www.runoob.com/jsp/eclipse-jsp.html 搭建Eclipse JSP/Servlet环境
下面正式开始:
新建一个名为SpringMVC的web工程;
spring-framework下的所有jar包拷贝到项目的WebContent/WEB-INF/lib目录下并导入;
commons.logging-1.1.1.jar,jstl-1.1.2.jar和standard-1.1.2.jar也拷贝到项目的WEB-INF/lib目录下并导入。(Apache commons logging日志和jstl标签库支持)
在WebContent/WEB-INF目录下新建一个xml文件web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<servlet>
<servlet-name>chapter2</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>chapter2</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
chapter2-servlet.xml
<?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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">
<!-- HandlerMapping -->
<bean class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"/>
<!-- HandlerAdapter -->
<bean class="org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter"/>
<!-- ViewResolver -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
<!-- 处理器 -->
</bean>
<bean name="/hello" class="cn.javass.chapter2.web.controller.HelloWorldController"/>
</beans>
在Java Resources/src中新建一个包cn.javass.chapter2.web.controller,并在这个包中添加类HelloWorldController
package cn.javass.chapter2.web.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 HelloWorldController implements Controller {
@Override
public ModelAndView handleRequest(HttpServletRequest req, HttpServletResponse resp) throws Exception {
//1、收集参数、验证参数
//2、绑定参数到命令对象
//3、将命令对象传入业务对象进行业务处理
//4、选择下一个页面
ModelAndView mv = new ModelAndView();
//添加模型数据 可以是任意的POJO对象
mv.addObject("message", "Hello World!");
//设置逻辑视图名,视图解析器会根据该名字解析到具体的视图页面
mv.setViewName("hello");
return mv;
}
}
通过请求:http://localhost:8080/SpringMVC/hello 如果页面输出“Hello World! ”就表明我们成功了!