createdigital.jsp

< J2EE应用开发详解>>一书全部的源代码. 本书基于J2EE 1．4平台

<%@ page import="java.io.IOException,java.util.*,javax.naming.*,javax.servlet.*,
javax.servlet.http.*,java.rmi.*,javax.rmi.PortableRemoteObject,javax.ejb.*,com.j2ee14.ch16.*"%>
<% 
String userid;
double original;
 try
  {
     userid=(String)request.getParameter("userid");
     original=Double.parseDouble((String)request.getParameter("amount"));
     if(userid.equals(null)||userid.equals("")||original<=0)
     response.sendRedirect("index.jsp");
 

     Context initial = new InitialContext();
     Object objref = initial.lookup("ejb/DigitalStoreBean");
        DigitalStoreHome home = 
       (DigitalStoreHome)PortableRemoteObject.narrow(objref, 
                                            DigitalStoreHome.class);
         DigitalStore store = home.create(userid,original);
         session.setAttribute("store",store);
         session.setAttribute("userId",userid);
        response.sendRedirect("index.jsp");
         }
  catch(Exception e)
  {
    out.println(e);
   }
 %>