Hendrik, I wouldn't spend too much time on it, but it may be worth your time to search the MyFaces issue tracker ( if you haven't already ). I have a faint memory of someone doing something similar to this recently. If not, you can always submit a patch.
Dennis Byrne >-----Original Message----- >From: Hendrik Neumann [mailto:[EMAIL PROTECTED] >Sent: Saturday, July 22, 2006 01:14 PM >To: 'MyFaces Discussion' >Subject: Re: javax.servlet.ServletException using Tree2 > >I have just taken a look at UITreeData.getDataModel(UITreeData.java:420). > >This is the following snippet: > > if (_restoredState != null) > _model.setTreeState(_restoredState); // set the restored state >(if there is one) on the model > >The problem is, that both _model and value are "null" in my situation. >Therefore the setTreeState-method can not be applied to _model. > >I don't now wheter this is a MyFaces bug or whether I did anything wrong in >my code... nevertheless I found a quick and dirty workaround: > > if (_restoredState != null) > { > if (_model == null ) _model = new TreeModelBase(new >TreeNodeBase("", "", false)); > _model.setTreeState(_restoredState); // set the restored state >(if there is one) on the model > } > >This - of course - returns an empty tree, but in my situation this is >excactly what I want, because the new JSF-site, my CommandLink is referenced >to, does not contain a tree2-component which should be rendered. > >Was this information helpfull or do you need any aditional informations in >order to find out whether this is a myfaces-bug or not? > >Greetings, >Hendrik >
