Thanks for you answer,
In fact, solutions that don't write in the page (such as alert or
console) do work but it doesn't explain why the problems happens when
I use document.write
On 10 mar, 10:52, Andi <andi.ba...@googlemail.com> wrote:
> maybe you should try "console.log" or "window.alert" instead of
> document.write..
>
> andi
>
> (vom fon)
>
> On 09.03.2011, at 18:02, Pierre <pierre.schwa...@gmail.com> wrote:
>
> > Hi all,
>
> > I am experiencing problems when using GWT / JSNI :
>
> > For tests, let's have a parent class with a JSNI method such as
> > public class TestParent {
> > public native void show()/*-{
> > $doc.write("PARENT JSNI");
> > }-*/;
> > }
>
> > and a child class overriding the parent JSNI method, such as
> > public class TestChild extends TestParent {
> > @Override
> > public void show() {
> > super.show();
> > RootPanel.get().add(new HTML("TestChild.show"));
> > }
> > }
>
> > and a basic EntryPoint :
> > public class Helloworld implements EntryPoint {
>
> > public void onModuleLoad() {
> > TestChild t = new TestChild();
> > t.show();
> > }
> > }
>
> > When calling the TestChild .show() method, we could assume getting the
> > result :
> > "PARENT JSNI" + "TestChild.show"
>
> > And in fact, we get the following result :
> > On Google Chrome 11 in development mode with GWT plugin :
> > "PARENT JSNI" and an error in the GWT plugin Development mode tab :
>
> > [DEBUG] [helloworld] - Rebinding
> > com.google.gwt.user.client.impl.WindowImpl
> > [DEBUG] [helloworld] - Checking rule <replace-with
> > class='com.google.gwt.user.client.impl.WindowImplIE'/>
> > [ERROR] [helloworld] - Error while executing the JavaScript provider
> > for property 'user.agent'
> > [ERROR] [helloworld] - Unable to get value of property 'user.agent'
> > [ERROR] [helloworld] - Deferred binding failed for
> > 'com.google.gwt.user.client.impl.WindowImpl'; expect subsequent
> > failures
> > [ERROR] [helloworld] - Unable to load module entry point class
> > fr.helloworld.client.Helloworld (see associated exception for details)
> > [ERROR] [helloworld] - Failed to load module 'helloworld' from user
> > agent 'Mozilla/5.0 (Windows NT 5.1) AppleWebKit/534.24 (KHTML, like
> > Gecko) Chrome/11.0.696.0 Safari/534.24' at localhost:2222
>
> > This error stops any further instruction in the application.
>
> > On Firefox 3.6 in development mode with GWT plugin:
> > "PARENT JSNI" + "TestChild.show" (fine) but the browser is redirected
> > tohttp://127.0.0.1:8888/helloworld/hosted.html?helloworldand keeps
> > loading forever
>
> > When building the GWT project, the result are also different :
> > Chrome :
> > correct , works fine
>
> > Firefox 3.6 :
> > correct text displayed but the browser is redirected to helloworld/
> > F0E90C8F76FAE58BAB597BFF7095D19A.cache.html (compiled version for
> > firefox user agent) and keeps loading forever. I encountered the
> > problem on a real application, and of course the compiled application
> > was unable to run correctly.
>
> > Should I conclude that developer should never try to override JSNI
> > methods ?
> > Should we guess that it is a GWT compiler bug ?
>
> > --
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>
>
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