I would also be interested in any updates to this as I am currently working
on the async aspect or my app. (I wouldn't even know how to
identify anomalies due to a lack of experience here)
I also remembrer having the same questions with soyc
-at
On Wednesday, March 20, 2013 7:53:11 AM UTC-4, Ed wrote:
>
> After upgrading from 2.5.0 to 2.5.1 all of a sudden my code splitting
> result is different:
> + Code fragments are bundles together which weren't before.
> + I have a left over fragment, which was 0 (see attachment).
>
> What changed concerning code splitting? Can't find any in the release
> notes.
>
> A few observations:
> 1) All my components have a singleton facade that contains a method to
> create the package protected controller implementation that is called
> through split point (GWT.runAsync()).
> In this way I have a LoginControllerDefault that is present in the left
> over, but this package protected controller ONLY appears in the LoginFacade.
> In the same way I have SubscribeControllerControllerDefault that appears
> only in SubscribeControllerFacade...
> What suprised me is that they appear both in the same code split, namely
> #30 (see screenshot attachment).
>
> No idea why.
> I moved the creation of LoginControllerDefault from the Facade
> "directly" (see below for code snippets) in to the runAsync, but that had
> no effect.
> I also removed the LoginControllerDefault completely which had little
> effect on the left-over
>
> When I read the soyc report (automatically build during maven nightly
> build), It doesn't really help me. This page is hard to understand, like
> this page:
> soycReport/compile-report/leftoverStatus-0.html
>
> Even worse, from this page you can go deeper to see why a class is in a
> certain split point but that results in a page not found (404).
> That is, the following page isn't present. BTW: the page also resulted in
> a 404 in previous GWT releases.
> soycReport/compile-report/methodDependencies-total-0.html
> Why?
>
> I played with the nr of "fragmentCount", but that has little effect, see
> the attached screenshots:
> + fragmentCount = 6: screenshot with 4 splits points.
> + fragmentCount = 8: screenshot with 6 splits points.
> + fragmentCount = 10: screenshot with 7 splits points.
>
> Below a code snippet that shows how I create the controllers in split
> point #30 (see screenshot). It concerns the creation of the
> LoginControllerDefault and SubscribeInfoControllerDefault.
> Note: I don't find it the most elegant code solution, but before I passed
> in a Creator interface that was used in GWT.runAsync(), but that didn't
> work (big left over). I posted that in the forum and it was mentioned that
> it could be that it is because the code removal is run after the split
> point code, and that is probably why it doesn't work and that Ray still
> have a look in to code split code that need to be optimized.
>
> How to solve/analyze these issues?
> What are your experiences?
> Any suggestions are more then welcome as I am out of ideas and find it
> hard to solve this, but it frustrates me ;)
>
>
> Loading and creating the the Login and SubscribeInfo controller:
> -----
> The code snippet that is called by the LoginControllerBuilder to load the
> Login controller:
> public void create(final AsyncCallback<LoginController> callback) {
> getLazyLoader().createInCodeSplitGeneral30(LoginController.class,
> callback);
> }
>
>
> The controller loading code (in other class):
> public <T> void createInCodeSplitGeneral30(final Class<T> type, final
> AsyncCallback<T> callback, final SimpleMediator mediator) {
> GWT.runAsync(new RunAsyncCallback() {
> public void onSuccess() {
> callback.onSuccess(createCodeSplitGeneral30(type, mediator));
> }
>
> public void onFailure(final Throwable reason) {
> callback.onFailure(reason);
> }
> });
> }
>
> @SuppressWarnings("unchecked")
> private <T> T createCodeSplitGeneral30(final Class<T> type, final
> SimpleMediator mediator) {
> if (isType(type, LoginController.class)) {
> return (T) LoginFacade.getInstance().createController();
> }
> else if (isType(type, SubscribeController.class)) {
> return (T) SubscribeFacade.getInstance().createController();
> }
> else {
> throw GenExpClass.createExceptionVarMsg(getClass(), ERR_ID + "Gn30", type);
> }
> }
>
>
>
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