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