Hi,
Extend MountedMapper and override its mapRequest() method.
When a request comes render the page and send it as email. After that
return TextRequestHandler("OK") to indicate the success or
ErrorCodeRequestHandler for the failure.
On Tue, Nov 15, 2011 at 12:31 PM, Dirk Forchel <dirk.forc...@exedio.com> wrote:
> Okay, this is the preferred way if I would have a link on the page, but I
> have not. This is also the way like the DownloadLink works:
>
> @Override
> public void onClick()
> {
> ...
> getRequestCycle().scheduleRequestHandlerAfterCurrent(
> new ResourceStreamRequestHandler(resourceStream)
> {
> @Override
> public void respond(IRequestCycle requestCycle)
> {
> super.respond(requestCycle);
> if (deleteAfter)
> {
> Files.remove(file);
> }
> }
>
> }.setFileName(fileName).setContentDisposition(ContentDisposition.ATTACHMENT));
> }
>
> But I don't have any Link on the page. Instead the page is used as
> "template" and the "onCapture" method of the
> CapturingBookmarkablePageRequestTarget was used to sent the email (like the
> staticpage example from Wicket 1.4). I thought I should implement an
> *IRequestMapper* and an *IRequestHandler* in Wicket 1.5 to achieve the same
> and to replace the CodingStrategy and the RequestTarget which are obsolete
> in Wicket 1.5.
> Would be nice to get this simple example work in Wicket 1.5 too.
>
> EmailPage.java:
>
> public class EmailPage extends WebPage
> {
> public EmailPage()
> {
> //
> }
> }
>
> EmailPage.html:
>
> <html>
> <head>
> <title>Email Page</title>
> </head>
> <body>
> <p>This is the captured page sent by email.</p>
> </body>
> </html>
>
> Sent.java:
>
> public class Sent extends WebPage
> {
>
> }
>
> Sent.html:
>
> <html>
> <head>
> <title>Sent Page</title>
> </head>
> <body>
> <p>*The email has been sent!*</p>
> <p>Well, that's if you have a little bit of imagination. But
> for now the
> page has been dumped to stdout. Sending
> the real email is left as an exercise for the reader.</p>
> </body>
> </html>
>
> CapturingBookmarkablePageRequestTarget.java:
>
> public abstract class CapturingBookmarkablePageRequestTarget extends
> BookmarkablePageRequestTarget
> {
> Class<? extends Page> displayedPageClass;
>
> public <C extends Page, D extends Page>
> CapturingBookmarkablePageRequestTarget(
> Class<C> capturedPageClass, Class<D> displayedPageClass,
> PageParameters
> pageParameters)
> {
> super(capturedPageClass, pageParameters);
> this.displayedPageClass = displayedPageClass;
> }
>
> @Override
> public void respond(RequestCycle requestCycle)
> {
> final StringResponse emailResponse = new StringResponse();
> final WebResponse originalResponse =
> (WebResponse)RequestCycle.get().getResponse();
> RequestCycle.get().setResponse(emailResponse);
> super.respond(requestCycle);
> onCapture(emailResponse);
> RequestCycle.get().setResponse(originalResponse);
> RequestCycle.get().setRequestTarget(new
> BookmarkablePageRequestTarget(displayedPageClass));
> }
>
> protected abstract void onCapture(StringResponse emailResponse);
> }
>
> CapturingBookmarkablePageRequestTargetUrlCodingStrategy.java:
>
> public class CapturingBookmarkablePageRequestTargetUrlCodingStrategy extends
> BookmarkablePageRequestTargetUrlCodingStrategy
> {
> Class<? extends Page> capturedPageClass;
> Class<? extends Page> displayedPageClass;
>
> public <C extends Page, D extends Page>
> CapturingBookmarkablePageRequestTargetUrlCodingStrategy(
> String mountPath, Class<C> capturedPageClass, Class<D>
> displayedPageClass)
> {
> super(mountPath, capturedPageClass, null);
> this.displayedPageClass = displayedPageClass;
> this.capturedPageClass = capturedPageClass;
> }
>
> @Override
> public IRequestTarget decode(RequestParameters requestParameters)
> {
> return new
> CapturingBookmarkablePageRequestTarget(capturedPageClass,
> displayedPageClass)
> {
> @Override
> protected void onCapture(StringResponse emailResponse)
> {
> // Here send the email instead of dumping it
> to stdout!
> System.out.println(emailResponse.toString());
> }
> };
> }
> }
>
> Application#init():
>
> // All requests to bookmarkable page "Page" will be captured, and the
> // "Sent" page is shown instead
> mount(new
> CapturingBookmarkablePageRequestTargetUrlCodingStrategy("/capturedpage",
> EmailPage.class, Sent.class));
>
> --
> View this message in context:
> http://apache-wicket.1842946.n4.nabble.com/Capture-the-response-of-a-page-request-and-displays-another-page-as-result-tp4039468p4042468.html
> Sent from the Users forum mailing list archive at Nabble.com.
>
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>
--
Martin Grigorov
jWeekend
Training, Consulting, Development
http://jWeekend.com
