<package name="resultTypes" namespace="/r" extends="struts-default"> 
<action name="result_mul" class="cn.edu.hpu.action.ResultAction"> 
<!-- 这种写法代表在配置文件中可以用这种方法去读值栈里面的内容 --> 
  <result>${r}</result> 
</action> 
</package> 

package cn.edu.hpu.action;  
import com.opensymphony.xwork2.ActionSupport; 
public class ResultAction extends ActionSupport {  
  private int type;    
  private String r="/Hello.jsp";    
  public int getType() { 
    return type; 
  }   
  public void setType(int type) { 
    this.type = type; 
  }   
  public String getR() { 
    return r; 
  } 
  public void setR(String r) { 
    this.r = r; 
  } 
  public String execute() throws Exception { 
    //因为r是后来保存在值栈中的，所以能被配置文件以${r} 
    //的形式读到 
    if(type==1) r="/User_Add_success.jsp"; 
    else if(type==2) r="/User_Add_error.jsp"; 
    return SUCCESS; 
  } 
} 

<a href="<%=basePath %>/r/result_mul?type=1" rel="external nofollow" >动态结果集1</a> 
<a href="<%=basePath %>/r/result_mul?type=2" rel="external nofollow" >动态结果集2</a> 
<a href="<%=basePath %>/r/result_mul?type=3" rel="external nofollow" >动态结果集3</a>