* Jeremy Thomerson:
> I hope someone can give me a hand. I'm trying to do something similar, and
> seemingly stumped.
>
> I have a form that I want to have the user fill out, and then I just want to
> email the completed form to someone on our team. So, I created subclasses
> of form components that can be switched from "edit" to "view" mode, and that
> works great. So, I submit the form, and swap them out to "view" mode so
> that it is the exact same form, except instead of text fields and the like,
> I then have labels that display the input, in an un-editable way.
>
> Now, the problem: In the onSubmit() of my Button, I switch the fields over,
> and then I would like to render the page to a String and email it, and then
> render the page for the user.
>
> I've tried the methods below, and both are failing - can someone please
> help.
>
> First, I tried JBQ's method, slightly modified since I'm not in a request
> target. Maybe that's the problem. Maybe I need to specifically mount this
> page to a request strategy as he does in the example. But, I'd rather be
> able to accomplish this in the form itself.
>
> final StringResponse emailResponse = new StringResponse();
> final WebResponse originalResponse =
> (WebResponse)RequestCycle.get().getResponse();
> RequestCycle.get().setResponse(emailResponse);
> RequestCycle.get().getRequestTarget().respond(RequestCycle.get());
> // Here send the email instead of dumping it to stdout!
> System.out.println(emailResponse.toString());
> RequestCycle.get().setResponse(originalResponse);
> RequestCycle.get().setRequestTarget(new BookmarkablePageRequestTarget(
> Home.class));
>
> I get this error (BTW - I'm on 1.2.6 with this app until we have an RC
> release):
>
> Caused by: java.lang.ClassCastException: wicket.response.StringResponse
> at wicket.protocol.http.WebRequestCycle.getWebResponse(
> WebRequestCycle.java:110)
> at wicket.markup.html.WebPage.configureResponse(WebPage.java:249)
> at wicket.markup.html.pages.ExceptionErrorPage.configureResponse(
> ExceptionErrorPage.java:106)
> at wicket.Page.onRender(Page.java:854)
> at wicket.Component.render(Component.java:1526)
> at wicket.Page.renderPage(Page.java:408)
> at wicket.request.target.component.PageRequestTarget.respond(
> PageRequestTarget.java:67)
> at wicket.request.compound.DefaultResponseStrategy.respond(
> DefaultResponseStrategy.java:49)
> at wicket.request.compound.AbstractCompoundRequestCycleProcessor.respond
> (AbstractCompoundRequestCycleProcessor.java:66)
> at wicket.RequestCycle.respond(RequestCycle.java:950)
> at wicket.RequestCycle.step(RequestCycle.java:1025)
It's not your fault. I didn't mention that you need to upgrade to
the latest beta2 for this to work, as there is a nasty cast to
WebResponse in WebPage.java that I removed.
--
Jean-Baptiste Quenot
aka John Banana Qwerty
http://caraldi.com/jbq/
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