SpringMVC HelloWorld(1)
2018-01-06 05:01
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1.建立WEB工程testSpringMVC
需求包:
spring-framework-3.2.15.RELEASE所有xxxrelease.jar
jstl,standard.jar
commons-logging.jar
2.hello.jsp
输入:http://localhost:8080/testSpringMVC/hello
需求包:
spring-framework-3.2.15.RELEASE所有xxxrelease.jar
jstl,standard.jar
commons-logging.jar
2.hello.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Hello World</title> </head> <body> ${message} </body> </html>3.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"> <display-name></display-name> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> <servlet> <servlet-name>dispatcher</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>dispatcher</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>4.在WEB-INF下建立dispatcher-servlet.xml(和webxml里的servlet-name对应)
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xsi:schemaLocation=" http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.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/"/> <property name="suffix" value=".jsp"/> </bean> <bean name="/hello" class="com.ft.HelloWorld"/> </beans>5.HelloWorld.java
package com.ft; 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 HelloWorld implements Controller { @Override public ModelAndView handleRequest(HttpServletRequest arg0, HttpServletResponse arg1) throws Exception { ModelAndView mv = new ModelAndView(); mv.addObject("message","Helloworld"); mv.setViewName("hello"); return mv; } }6.发布到tomcat
输入:http://localhost:8080/testSpringMVC/hello
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