The security error is unlikely to break your page. It looks like the error is happening from within the YouTube frame, which means that in the worst case the content of the frame will be messed up. A frame/iframe from an external page cannot, under any circumstances effect the content of the parent document unless … Read more
Can’t you use the constructor that takes a Model as argument? And make the Model generate the File in its getObject(). A LoadableDetachableModel is a good choice, given that load(), and therefore file generation, will be invoked only once. If the file is to be freshly generated every time the link is clicked, use DownloadLink.setDeleteAfterDownload(true) … Read more
In Application.init(): mount(new MountedMapperWithoutPageComponentInfo(“/subpage”, MyPage.class)); with the following Mapper class: public class MountedMapperWithoutPageComponentInfo extends MountedMapper { public MountedMapperWithoutPageComponentInfo(String mountPath, Class<? extends IRequestablePage> pageClass) { super(mountPath, pageClass, new PageParametersEncoder()); } @Override protected void encodePageComponentInfo(Url url, PageComponentInfo info) { // do nothing so that component info does not get rendered in url } @Override public Url mapHandler(IRequestHandler … Read more
The problem is not in your Spring annotations but your design pattern. You mix together different scopes and threads: singleton session (or request) thread pool of jobs The singleton is available anywhere, it is ok. However session/request scope is not available outside a thread that is attached to a request. Asynchronous job can run even … Read more