application 如何存放 ArrayList等数据结构

jsp

解决方案 »

  1.   


    已贴root cause java.lang.ClassCastException: org.apache.jsp.index_jsp$1Player cannot be cast to org.apache.jsp.deal_jsp$1Player
    org.apache.jsp.deal_jsp._jspService(deal_jsp.java:127)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    note The full stack trace of the root cause is available in the Apache Tomcat/7.0.52 logs.
      

  2.   

    已找到错误，没有把类放到src文件夹下