public class Flash extends WebComponent implements IResourceListener {

    public Flash(String id) {
        super(id);
    }

    oncomponenttag(tag) {
         tag.put("src",urlfor(IResourceListener.INTERFACE));

    public void onResourceRequested() {
        getrequestcycle().pushrequesttarget(new irequesttarget() {
            respond(requestcycle rc) {
                Resonse r=rc.getResponse();
                r.getOutputStream().write(getFlash());
          });
   
    }

    protected abstract byte[] getFlash();