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spring整合struts2

2016-05-23 23:07 681 查看

spring整合struts2不需要数据库文件，所以此处没有数据库文件的导入。另外需要说明的是，test.jsp是测试代码，测试web.xml中spring生成的listener可以生成IOC容器。

从而获取IOC容器的实例Person

目录结构：

spring配置文件：applicationContext.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"

xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<bean id="person" class="com.liuchangjie.spring.struts2.beans.Person">

<property name="username" value="spring"></property>

</bean>

<bean id="personService" class="com.liuchangjie.spring.struts2.service.PersonService"></bean>



<bean id="personAction" class="com.liuchangjie.spring.struts2.action.PersonAction"

scope="prototype">

<property name="personService" ref="personService"></property>

</bean>

</beans>

strus2配置文件：struts.xml

<?xml version="1.0" encoding="UTF-8" ?>

<!DOCTYPE struts PUBLIC

"-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"

"http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>

<constant name="struts.enable.DynamicMethodInvocation" value="false" />

<constant name="struts.devMode" value="true" />

<package name="default" namespace="/" extends="struts-default">



<action name="person-save" class="personAction">

<result>/success.jsp</result>

</action>

</package>

</struts>

struts2配置文件web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xmlns="http://java.sun.com/xml/ns/javaee"

xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
id="WebApp_ID" version="2.5">

<display-name>spring-8</display-name>



<context-param>

<param-name>contextConfigLocation</param-name>

<param-value>classpath:applicationContext.xml</param-value>

</context-param>



<listener>

<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

</listener>



<filter>

<filter-name>struts2</filter-name>

<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>

</filter>

<filter-mapping>

<filter-name>struts2</filter-name>

<url-pattern>/*</url-pattern>

</filter-mapping>

</web-app>

类文件：PersonAction.java

package com.liuchangjie.spring.struts2.action;

import com.liuchangjie.spring.struts2.service.PersonService;

public class PersonAction {

private PersonService personService;

public void setPersonService(PersonService personService) {

this.personService = personService;

}

public String execute() {

System.out.println("PersonAction's execute...");

personService.save();

return "success";

}

}

类文件：Person.java

package com.liuchangjie.spring.struts2.beans;

public class Person {

private String username;

public void setUsername(String username) {

this.username = username;

}

public void hello() {

System.out.println("Hello! My name is " + username);

}

}

类文件：PersonService.java

package com.liuchangjie.spring.struts2.service;

public class PersonService {

public void save() {

System.out.println("PersonService's save...");

}

}

JSP文件：index.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>Insert title here</title>

</head>

<body>

<a href="person-save"> Person save</a>

</body>

</html>

JSP文件：success.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>Insert title here</title>

</head>

<body>

<h4>Success page</h4>

</body>

</html>

JSP文件：test.jsp

<%@page import="com.liuchangjie.spring.struts2.beans.Person"%>

<%@page import="org.springframework.context.ApplicationContext"%>

<%@page

import="org.springframework.web.context.support.WebApplicationContextUtils"%>

<%@ 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>Insert title here</title>

</head>

<body>

<%

//1.从application域对象中得到IOC容器的实例

ApplicationContext ctx = WebApplicationContextUtils

.getWebApplicationContext(application);

//2.从IOC容器中得到bean

Person person = ctx.getBean(Person.class);

//3.使用bean

person.hello();

%>

</body>

</html>

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