In fact, there is a very easy way to reproduce it: Just create a RPC method which returns List<List<String>>. You'll see references for those deprecated collections.
On 11 dez, 17:39, Luis Fernando Planella Gonzalez <lfpg....@gmail.com> wrote: > Just found the answer, and luckily in my case it was simple to > solve.... > I have a subtype of List<T> called PageImpl<T>, which had another > List<T> containing the page items, plus the total count. > Then (and I think is a problem in GWT compiler), the compiler resolves > FocusListenerCollection, which extends ArrayList<FocusListener> to be > a subclass of List<T>. > As a result, ALL occurrences of Collection of anything in any RPC > method, by having PageImpl as a subclass of collection, had added > those ListenerCollections as possible result types, generated code to > handle them (50k in my case) and issued the warnings. > The solution (in better words: hack) was to change PageImpl to not > have a List of page items, but a LinkedList (it then converts the > receiving list into a LinkedList, which is even a penalty in my case). > As no ListenerCollection extends LinkedList, the problem is gone. > > Ah, I also had an RPC which result type was List<List<String>>. The > same problem. As it was just for testing, I changed it to List<String[] > > >. > > But I'd really want to hear from a GWT dev if this is not a bug in the > compiler... > > On 11 dez, 13:04, Ashar Lohmar <asharloh...@gmail.com> wrote: > > > Hi I'm having the same kind of problem. > > in my app i use some libraries/object written in Java 1.4 style > > the objects implement Serializable but contain Lists or Maps which are > > declare without parameters > > i mean List instead of List<E>, as the Java 1.4 requires > > and some RPC classes return this kind of objects but on Gwt-compiling > > I endup with a lot of code referencing all kinds of Listeners and > > stuffs that are unrelated to the RPC service. > > > Basically the messages appear because the Listeners are deprecated,but > > what are they doing there in the first place ? > > > hope someone will clear this up > > > On Dec 8, 7:24 pm, Luis Fernando Planella Gonzalez > > > <lfpg....@gmail.com> wrote: > > > Hi. > > > We're using GWT 1.7 and I'm starting to experiment with 2.0 RC2 to > > > evaluate GWT.runAsync(). > > > > However, now as I compile the app, I get warning for deprecations in > > > all RPC methods which return collections. I guess it's because the > > > result is declared as java.util.Collection, and the deprecated > > > com.google.gwt.user.client.ui.*ListenerCollection classes extends > > > ArrayList, making even the alternative to change the result of RPC > > > methods to ArrayList instead of Collection don't work. > > > > The log is something like this, multiple times: > > > [WARN] Warnings in 'generated:// > > > 8D0B12EA4B123D9B133384111C9A7E38/nl/strohalm/cyclos/client/app/users/ > > > images/UserImageRemoteService_TypeSerializer.java' > > > [WARN] Line 50: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.ChangeListenerCollection' > > > [WARN] Line 55: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.ClickListenerCollection' > > > [WARN] Line 60: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.FocusListenerCollection' > > > [WARN] Line 65: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.FormHandlerCollection' > > > [WARN] Line 70: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.KeyboardListenerCollection' > > > [WARN] Line 75: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.LoadListenerCollection' > > > [WARN] Line 80: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.MouseListenerCollection' > > > [WARN] Line 85: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.MouseWheelListenerCollection' > > > [WARN] Line 90: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.PopupListenerCollection' > > > [WARN] Line 95: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.ScrollListenerCollection' > > > [WARN] Line 100: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.TabListenerCollection' > > > [WARN] Line 105: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.TableListenerCollection' > > > [WARN] Line 110: Referencing deprecated class > > > 'com.google.gwt.user.client.ui.TreeListenerCollection' > > > See snapshot: /tmp/ > > > UserImageRemoteService_TypeSerializer2951604978153994580.java > > > > Is there a way to remove those classes from being handled in RPC? -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to google-web-tool...@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
