Spring整合Struts2(2)

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<%@ page contentType="text/html; charset=GBK" language="java" errorPage="" %>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>登录页面</title>
</head>
<body>
<h3>用户登录</h3>
<s:form action="loginPro">
<s:textfield name="username" label="用户名"/>
<s:textfield name="password" label="密码"/>
<tr align="center">
  <td colspan="2">
  <s:submit value="登录" theme="simple"/>
  <s:reset value="重设" theme="simple"/>
  </td>
</tr>
</s:form>
</body>
</html>

<?xml version="1.0" encoding="GBK"?>
<web-app 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_3_0.xsd" version="3.0">

<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>

在web-inf

下有一个applicationContext.xml

<?xml version="1.0" encoding="GBK"?>

<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://www.springframework.org/schema/beans"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

<bean id="myService"
  class="org.crazyit.app.service.impl.MyServiceImpl"/>

<bean id="loginAction" class="org.crazyit.app.action.LoginAction"
  scope="prototype">
  
  <property name="ms" ref="myService"/>
</bean>
</beans>

struts.xml

<?xml version="1.0" encoding="GBK"?>

<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.1.7//EN"
"http://struts.apache.org/dtds/struts-2.1.7.dtd">

<struts>

<constant name="struts.i18n.encoding" value="GBK"/>
<constant name="struts.devMode" value="true"/>
<package name="lee" extends="struts-default">
  
  <action name="loginPro" class="loginAction">
   
   <result name="error">/WEB-INF/content/error.jsp</result>
   <result name="success">/WEB-INF/content/welcome.jsp</result>
  </action>
  
  <action name="*">
   <result>/WEB-INF/content/{1}.jsp</result>
  </action>
</package>
</struts>

package org.crazyit.app.action;

import com.opensymphony.xwork2.Action;

import org.crazyit.app.service.*;

public class LoginAction
implements Action
{
//下面是用于封装用户请求参数的两个属性
private String username;
private String password;
//用于封装处理结果的属性
private String tip;
//系统所用的业务逻辑组件
private MyService ms;
//设置注入业务逻辑组件所必需的setter方法
public void setMs(MyService ms)
{
  this.ms = ms;
}
//username属性的setter和getter方法
public void setUsername(String username)
{
  this.username = username;
}
public String getUsername()
{
  return this.username;
}
//password属性所必需的setter和getter方法
public void setPassword(String password)
{
  this.password = password;
}
public String getPassword()
{
  return this.password;
}
//tip属性的getter和setter方法
public void setTip(String tip)
{
  this.tip = tip;
}
public String getTip()
{
  return this.tip;
}
//处理用户请求的execute方法
public String execute() throws Exception
{
  //调用业务逻辑组件的valid方法来
  //验证用户输入的用户名和密码是否正确
  if (ms.valid(getUsername(), getPassword()))
  {
   setTip("哈哈，整合成功！");
   return SUCCESS;
  }
  else
  {
   return ERROR;
  }
}
}

package org.crazyit.app.service;

public interface MyService
{
boolean valid(String username , String pass);
}

package org.crazyit.app.service.impl;

import org.crazyit.app.service.*;

public class MyServiceImpl
implements MyService
{
public boolean valid(String username , String pass)
{
  //此处只是简单示范，故直接判断用户名、密码
  //是否符合要求
  if ( username.equals("aaa")
   && pass.equals("123") )
  {
   return true;
  }
  return false;
}
}