In your message you said:
"so you will know all paramaters in advance, since the checkboxes have been
submitted already".
But since Im using a html:link (forward) instead of a submit, at which point
do I initialize the selected checkbox values in my hash map.
Thanks
Lisa
>From: "Gregor Rayman" <[EMAIL PROTECTED]>
>Reply-To: [EMAIL PROTECTED]
>To: <[EMAIL PROTECTED]>
>Subject: Re: dynamic forwards
>Date: Thu, 27 Sep 2001 09:27:10 +0200
>
>"lisa ward" <[EMAIL PROTECTED]>
>
> > Hi again,
> >
> > The values in your hash map have been hardcoded in, which works fine.
>But
> > what do I if I do not know what the user's selection will be in advance.
> > Take for instance, if I have a set of checkboxes on my page, I would
>like
>to
> > be able to initialize the map with the values that the user has
>selected.
> > Or am I just missing the point here?
>
>Hold on. You have to have all necessary information, when you are
>generating
>the link. It does not matter, whether the keys in the map are hardcoded or
>determined during the runtime. Important is that you are creating the link
>on the server side, before the user clicks on any checkboxes.
>
>If you want to use user's input, you can do it when serving the next page.
>You can then generate the map in an Action and generate the link for the
>next displayed page (so you will know all paramaters in advance, since
>the checkboxes have been submitted already)
>
>Or your Action can use the checkboxes to determine what to do or to
>determine where to forward to. You don't need to use constant strings
>in findForward.
>
>Another possibility would be using JavaScript on the client, but since
>many browsers have JavaScript disabled, you should not rely on it.
>
>--
>gR
>
> >
> > Please explain further and thank you very much for your patience.
> >
> > Thanks
> > Lisa
>
>
>
> >
> >
> > >From: "Gregor Rayman" <[EMAIL PROTECTED]>
> > >Reply-To: [EMAIL PROTECTED]
> > >To: <[EMAIL PROTECTED]>
> > >CC: "lisa ward" <[EMAIL PROTECTED]>
> > >Subject: Re: dynamic forwards
> > >Date: Wed, 26 Sep 2001 20:55:34 +0200
> > >
> > >"lisa ward" <[EMAIL PROTECTED]> wrote:
> > >
> > > > Another quick question. How would I be able to initialize the
>hashMap.
> > >the
> > > > problem Im facing is that when I use a forward the submit is not
>called
> > >so
> > > > the values are not initialized in my bean.
> > >
> > >Here an quick and dirty example. (Dirty beacuse it uses scriplte.
>Custom
> > >tag
> > >would be somehow more apprpriate.)
> > >
> > ><%
> > > HashMap linkParams = new HashMap(); // create the map
> > > linkParams.put("areaId", "a"); // set the values
> > > linkParams.put("aspectId", "b");
> > > pageContext.setAttribute("linkParams", linkParams); // make the map
>an
> > >attribute of page
> > >%>
> > >
> > ><html:link page="/deleteaspect.do" name="linkParams">
> > > <bean:message key="button.delete"/>
> > ></html:link>
> > >
> > >The generated URL will be: .../deleteaspect.do?areaId=a&aspectId=b
> > >
> > >The map does not have to be the attribute itself. It can be a property
>of
> > >an
> > >attribute. Then the <html:link> tag would look like this:
> > >
> > ><html:link page="/deleteaspect.do" name="linkAttribute"
> > >property="propertyName">
> > >
> > >--
> > >gR
> > >
> > >
> > >
> > >
> >
> >
> > _________________________________________________________________
> > Get your FREE download of MSN Explorer at
>http://explorer.msn.com/intl.asp
> >
>
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