有两个Action TestOneAction 和 TestTwoAction
配置文件：
<action name="testOne" class="testOneAction">
<result name="a" type="chain">
<param name="actionName">testTwo</param>
<param name="namespace">/user</param>
<param name="method">b</param>
</result>
</action>
<action name="testTwo" class="testTwoAction">
<result name="b">/jsp/b.jsp</result>
</action>
TestOneAction代码：
public class TestOneAction extends Action {
/**
* 序列化ID
*/
private static final long serialVersionUID = 6362282911902264582L;
public String a() {
return "a";
}
}
TestTwoAction代码：
public class TestTwoAction extends Action {
/**
* 序列化ID
*/
private static final long serialVersionUID = 6362282911902264582L;
public String b() {
return "b";
}
}
b.jsp代码：
<%@ page language="java" pageEncoding="ISO-8859-1"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'a.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
bbbbbbbbbbbbbb <br>
</body>
</html>
Type=“chain”时 result标签的参数可以有下面4个
actionName
namespace
method
skipActions
actionName指下一个Action在配置文件里的名称。namespace指下一个Action所在包的namespace。method指下一个Action类中的某个成员方法。