Struts2-动态结果集

配置文件

<?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.bjsxt.struts2.user.action.UserAction">
        <!-- 表示往值栈里面取值 在该类中r是action的属性 而r是传入的数值所以是动态结果集 -->
            <result>${r}</result>
        </action>        
    </package>
        
</struts>

UserAction详情

package com.bjsxt.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 {
        //根据传入数据动态决定跳转的jsp
        if(type == 1) r="/user_success.jsp";
        else if (type == 2) r="/user_error.jsp";
        return "success";
    }

}