Any joy looking at the page source maybe..? > -----Original Message----- > From: None None [mailto:[EMAIL PROTECTED] > Sent: Thursday, May 06, 2004 3:43 PM > To: [EMAIL PROTECTED] > Subject: RE: Some further newbie woes > > > I'll stick with None None until I get this figured out :) > > That didn't seem to help either... I actually thought of that > previously, I > figured at some point there has to be some code casting an > Object to a File > object, otherwise certainly the getName() method call is > going to fail. I > tried again anyway, and it didn't help. > > >From: "Geeta Ramani" <[EMAIL PROTECTED]> > >Reply-To: "Struts Users Mailing List" <[EMAIL PROTECTED]> > >To: "Struts Users Mailing List" <[EMAIL PROTECTED]> > >Subject: RE: Some further newbie woes > >Date: Thu, 6 May 2004 15:28:14 -0400 > > > >None None: (or Someone Someone..;)) > > > >In fact maybe just adding the "type" attribute to your > orignal iterate will > >work I think: > > > ><logic:iterate id="drive" name="listDrivesForm" property="drives" > >type="java.io.File"> > > <tr><td><bean:write name="drive" property="name" /></td></tr> > ></logic:iterate> > > > >Regards, > >Geeta > > > > > -----Original Message----- > > > From: Solley, Tim [mailto:[EMAIL PROTECTED] > > > Sent: Thursday, May 06, 2004 3:31 PM > > > To: Struts Users Mailing List > > > Subject: RE: Some further newbie woes > > > > > > > > > Hi None None... > > > > > > So in your JSP you are iterating over an ArrayList of File > > > objects, trying to get at a property inside the File objects. > > > To get at nested objects, you use the Struts nested tag library. > > > > > > Try replacing your <logic:iterate....> with the equivalent > > > from the nested library: (below off the top of my head) > > > > > > <nested:iterate id="drive" name="listDrivesForm" > > > property="drives" type="java.io.File"> > > > <nested:write name="drive" property="name"/> > > > </nested:iterate> > > > > > > See if you have luck with that. > > > > > > > > > > > > -----Original Message----- > > > From: None None [mailto:[EMAIL PROTECTED] > > > Sent: Thursday, May 06, 2004 2:16 PM > > > To: [EMAIL PROTECTED] > > > Subject: Some further newbie woes > > > > > > > > > Ok, I've banged my head enough in the past two hours... > > > > > > I'm working on a file manager Struts app to get myself > > > acquainted with > > > Struts. The first logical step is a list of drives. Here's > > > what I've > > > done... > > > > > > I have created an index.jsp that does a quick forward to > > > main.jsp (just like > > > the blank struts app does). In main.jsp I have a simple link to > > > listDrives.ofm (using extension mapping in this app). Here's my > > > struts-config.xml file, minus comments, linebreaks and the > > > XML & doctype > > > tags (to save space here)... > > > > > > <struts-config> > > > <form-beans> > > > <form-bean name="listDrivesForm" > > > type="com.omnytex.ofm.actionforms.ListDrivesForm" /> > > > </form-beans> > > > <global-forwards> > > > <forward name="main" path="/main.ofm" /> > > > </global-forwards> > > > <action-mappings> > > > <action path="/main" > > > type="org.apache.struts.actions.ForwardAction" > > > parameter="/jsp/main.jsp" /> > > > <action path="/listDrives" > > > type="com.omnytex.ofm.actions.ListDrivesAction" > name="listDrivesForm" > > > scope="request" validate="false"> > > > <forward name="showDrivesList" > path="/jsp/drivesList.jsp" /> > > > </action> > > > </action-mappings> > > > </struts-config> > > > > > > Simple enough. So, I click my link and the following > ActionForm is > > > instantiated in request scope: > > > > > > package com.test.ofm.actionforms; > > > import org.apache.struts.action.*; > > > import java.io.*; > > > import java.util.*; > > > public class ListDrivesForm extends ActionForm { > > > private ArrayList drives = null; > > > public ListDrivesForm() { > > > drives = null; > > > } > > > public void setDrives(File[] inDrives) { > > > drives = new ArrayList(); > > > for (int i = 0; i < inDrives.length; i++) { > > > drives.add(inDrives[i]); > > > } > > > } > > > public ArrayList getDrives() { > > > return drives; > > > } > > > } > > > > > > Also simple enough. Next, the following action executes: > > > > > > package com.test.ofm.actions; > > > import org.apache.struts.action.*; > > > import java.io.*; > > > import javax.servlet.http.*; > > > import com.test.ofm.actionforms.*; > > > public class ListDrivesAction extends Action { > > > public ActionForward execute(ActionMapping mapping, > > > ActionForm form, > > > HttpServletRequest request, HttpServletResponse response) > > > throws Exception { > > > File[] drives = File.listRoots(); > > > ListDrivesForm ldf = (ListDrivesForm)form; > > > ldf.setDrives(drives); > > > return mapping.findForward("showDrivesList"); > > > } > > > } > > > > > > Now, to this point I am OK because if I do a simple println of > > > ldf.getDrives(), I in fact get a list of the drives on my > system as > > > expected. So, I know my basic flow to this point is OK, and > > > I know the code > > > in the action is doing what I expect. Lastly, I have the > > > following JSP: > > > > > > <%@ page language="java" > > > import="java.io.*,com.omnytex.ofm.actionforms.*" %> > > > <%@ taglib uri="/WEB-INF/tld/struts-logic.tld" prefix="logic" %> > > > <%@ taglib uri="/WEB-INF/tld/struts-bean.tld" prefix="bean"%> > > > <html> > > > <head> > > > <title>File Manager</title> > > > </head> > > > <body> > > > File Manager > > > <br><hr><br> > > > <table border="1" cellpadding="0" cellspacing="0" width="100%"> > > > <logic:iterate id="drive" name="listDrivesForm" > property="drives"> > > > <tr><td><bean:write name="drive" property="name" /></td></tr> > > > </logic:iterate> > > > </table> > > > </body> > > > </html> > > > > > > This is where the problem arises... My table is being built, > > > and the proper > > > number of rows are there, but I'm not seeing the drive > letter being > > > displayed. I have verified that my listDrivesForm is present > > > and populated > > > by donig: > > > > > > <% > > > ListDrivesForm ldf = > > > (ListDrivesForm)request.getAttribute("listDrivesForm"); > > > System.out.println(ldf); > > > %> > > > > > > Sure enough, I see my drive list. Now, I've been playing > > > with various names > > > and ID combinations in the logic:iterate and bean:write tags, > > > but nothing > > > seems to make it work. I've also tried in place of bean:write: > > > > > > <tr><td><%=((File)drive).getName()%></td></tr> > > > > > > From my reading I expected that to work just as well. I've > > > also tried > > > adding the scope attribute to the bean:write tag to no avail. > > > > > > So, what am I doing wrong here? Do I need to do usebean > here? Every > > > example I've seen of this never shows that, so I assume not. > > > Also, why > > > didn't the code manually calling getName() above not work > > > either? Even if I > > > needed useBean I would expect that to still work, which leads > > > me to believe > > > I DON'T need useBean. > > > > > > Any help is very much appreciated! > > > > > > _________________________________________________________________ > > > MSN Toolbar provides one-click access to Hotmail from any Web > > > page - FREE > > > download! http://toolbar.msn.com/go/onm00200413ave/direct/01/ > > > > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: [EMAIL PROTECTED] > >For additional commands, e-mail: [EMAIL PROTECTED] > > > > _________________________________________________________________ > Stop worrying about overloading your inbox - get MSN Hotmail > Extra Storage! > http://join.msn.com/?pgmarket=en-us&page=hotmail/es2&ST=1/go/o nm00200362ave/direct/01/
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