Have a look there: http://tbroyer.posterous.com/gwt-21-places-part-ii
On Thursday, March 22, 2012 6:04:52 PM UTC+1, Thad wrote: > > I am trying to understand Places, PlaceTokenizer, and how and when to > parse the token. I read about them, look at examples, watch there > execution, and still I think I'm missing something. (The examples I follow > seem not to fit me--they seem either trivial or too complex to follow.) > > > I have a Place, MyPlace. It may get a null token, or it may get a token > with one or more items--state, id, etc. Examples would be "LIST" or > "SHOW_ID;1234". I read from Thomas that "parsing should be done in a > PlaceTokenizer" ( > https://groups.google.com/d/msg/google-web-toolkit/M5jCI-_95mQ/JJcClisInRoJ<https://groups.google.com/d/msg/google-web-toolkit/M5jCI-_95mQ/JJcClisInRoJ>). > > However if when I do my parsing in MyPlace.Tokenizer.getToken(), the > MyPlace that is passed to MyActivity contains the previous values for state > and id. My trace looks like > > > instantiate MyPlace(LIST) > > AppActivityMapper.getActivity(): com.foo.bar.client.place.MyPlace@be4139 > > instantiate MyActivity, place: com.foo.bar.client.place.MyPlace@be4139 > > starting MyActivity > > MyView presenter set > > > It seems that the instantiation method for MyPlace must parse the token or > calls to place.getState() and place.getId() will return values no yet set. > > > I can see MyPlace.Tokenizer.getToken() being called--though I'm not sure > from where--but place.getState() does not return an updated value unless in > start() wait with Scheduler.get().scheduleDeferred() and test the value in > execute(). > > > I never see MyPlace.Tokenizer.getPlace() called. What is it used for? > *WHEN* is it used (never from what I see). > > > Currently I'm parsing the token in MyPlace's instantiation method, but it > doesn't feel right. > > > Can anyone clarify this for me? > -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-web-toolkit/-/eCoVZwfGr_8J. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
