Struts中的一个问题

clarkzc

12:   <%
13:     String name = (String) request.getAttribute("keyname");
14:     out.println(name);
15:     String keyid = (String) request.getAttribute("id");
16:     out.println(keyid);
17:     int id = Integer.parseInt(keyid);
18:     out.println(keyid);






java.lang.ClassCastException: java.lang.Integer
        org.apache.jsp.admin.SystemSetting.AddKeyWord_jsp._jspService(AddKeyWord_jsp.java:110)
        org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
        org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1056)
        org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:388)
        org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:231)
        org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
        org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:802)




请问如何解决？？

wwwzfslcom

看样子.LZ错的应该是这一句:
       String keyid = (String) request.getAttribute("id");

  你在看看 request.setAttribute()时是存的String型的还是Integer.

petwolf007

代码写错了，类型不对

lyejohn

17:     int id = Integer.parseInt(keyid);


-------------------
改成  ：
  int id = Integer.parseInt(keyid.trim());

clarkzc

谢谢了，我已解决了，和 wwwzfslcom说的差不多