动态结果类型

package com.zchen.struts2.user.action;
import com.opensymphony.xwork2.ActionSupport;
public class UserAction extends ActionSupport {
	private int type;
	private String r;
	public String getR() {
		return r;
	}
	public void setR(String r) {
		this.r = r;
	}
	public int getType() {
		return type;
	}
	public void setType(int type) {
		this.type = type;
	}
	@Override
	public String execute() throws Exception {
		if(type == 1) r="/user_success.jsp";
		else if (type == 2) r="/user_error.jsp";
		return "success";
	}

}

 

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
    "http://struts.apache.org/dtds/struts-2.0.dtd">

<struts>
    <constant name="struts.devMode" value="true" />
    <package name="user" namespace="/user" extends="struts-default">
	    <action name="user" class="com.zchen.struts2.user.action.UserAction">
	    	<result>${r}</result>
	    </action>	    
    </package>	
</struts>