页面显示不出来，哪位大神帮我看下吧

Question

public class StudentsAction extends SuperAction{

private static final long serialVersionUID = 1L;

public String query(){Go

StudentsDAO sdao = new StudentsDAOImpl();

List<Students> list = sdao.queryAllStudents();

if(list!=null&&list.size()>0)

{

session.setAttribute("students_list", list);

}

System.out.println(list.size());

return "query_success";

}

}

struts.xml:

   <package name="students"  namespace="/students" extends="default">  

         <action name="*_*" class="action.{1}Action" method="{2}">

       <result name="query_success">/students/Students_query_success.jsp</result>  

       </action>  

       </package>

tree.jsp:

var treeMenu = [

{ level:1, name:"学生管理"},

{ level:2, name:"学生列表", ico:"images/icon_default.gif",link:"students/Students_query.action"},

{ level:1, name:"教师管理"},

{ level:2, name:"教师列表", ico:"images/icon_default.gif",link:"role_list.html"},

{ level:1, name:"信息管理"},

{ level:2, name:"新闻管理", ico:"images/icon_default.gif",link:"news_list.html"},

{ level:2, name:"公告管理", ico:"images/icon_default.gif",link:"bulletin_list.html"},

{ level:1, name:"系统邮件", ico:"images/icon_default.gif"},

{ level:1, name:"网络文件", ico:"images/icon_default.gif",link:"complaint_list.html"}

];

Student_query_success.jsp:

<!-- 遍历开始 -->

<s:iterator value="#session.students_list" var="stu">

<tr class="list">

<td><s:property value="#stu.sid"/></td>

<td><s:property value="#stu.sname"/></td>

<td><s:property value="#stu.gender"/></td>

<td><s:date name="#stu.birthday" format="yyyy年MM月dd日"/></td>

<td><s:property value="#stu.address"/></td>

<td><a href="#">删除</a></td>

</tr>

</s:iterator>

<!-- 遍历结束 -->

Answer 1

右键点击在新窗口可以打开