Ian, When I inspect the values during debug the object's being returned are not null. But even if they were null, shouldn't I be able to return null anyhow?
On Tue, May 12, 2009 at 11:13 AM, Ian Bambury <ianbamb...@gmail.com> wrote: > OK, so it's not that, then :-( > I don't know if it's still not fixed, but I've had this error message when > the service is returning null and I was expecting it to return something. > > Ian > > http://examples.roughian.com > > > 2009/5/12 Pavel Byles <pavelby...@gmail.com> > >> Ian, >> I'm using whatever came with the Google Eclipse Plugin (1.6.4) >> When I tried updating the plugin there's nothing to update. >> >> Thanks... anymore ideas? >> >> >> On Tue, May 12, 2009 at 10:44 AM, Ian Bambury <ianbamb...@gmail.com>wrote: >> >>> Check that you are using the matching version of the gwt-servlet.jar >>> (i.e. everything is 1.6.4 or whatever) and that the correct versions of the >>> compiled servlets are being used on the server. >>> >>> Ian >>> >>> http://examples.roughian.com >>> >>> >>> 2009/5/12 Pavel Byles <pavelby...@gmail.com> >>> >>> I tried cleaning the project and running it again. Same thing. I manually >>>> deleted all generated files (class, html, js etc..) and still the same >>>> error. >>>> >>>> >>>> On Tue, May 12, 2009 at 4:12 AM, mars1412 <martin.trum...@24act.at>wrote: >>>> >>>>> >>>>> *This application is out of date, please click the refresh button on >>>>> your browser.* >>>>> >>>>> we also had problems with this and in our case it turned out, that an >>>>> old backend-application was still acitve under tomcat/webapps. >>>>> then the gui-application always connected to this one instead of the >>>>> current-backend-application as expected. >>>>> maybe doublecheck this... >>>>> >>>>> On May 11, 9:09 pm, Pavel Byles <pavelby...@gmail.com> wrote: >>>>> > The error I'm getting is: *This application is out of date, please >>>>> click the >>>>> > refresh button on your browser.* >>>>> > com.google.gwt.user.client.rpc.IncompatibleRemoteServiceException: >>>>> This >>>>> > application is out of date, please click the refresh button on your >>>>> browser. >>>>> > at >>>>> > >>>>> com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:204) >>>>> > at >>>>> > >>>>> com.google.gwt.http.client.Request.fireOnResponseReceivedImpl(Request.java:264) >>>>> > at >>>>> > >>>>> com.google.gwt.http.client.Request.fireOnResponseReceivedAndCatch(Request.java:236) >>>>> > at >>>>> > >>>>> com.google.gwt.http.client.Request.fireOnResponseReceived(Request.java:227) >>>>> > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>>> > at >>>>> > >>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) >>>>> > at >>>>> > >>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) >>>>> > at java.lang.reflect.Method.invoke(Method.java:597) >>>>> > at >>>>> com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103) >>>>> > at >>>>> > >>>>> com.google.gwt.dev.shell.moz.MethodDispatch.invoke(MethodDispatch.java:80) >>>>> > at >>>>> org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native >>>>> > Method) >>>>> > at >>>>> > >>>>> org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:1428) >>>>> > at >>>>> org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2840) >>>>> > at >>>>> > >>>>> com.google.gwt.dev.SwtHostedModeBase.processEvents(SwtHostedModeBase.java:235) >>>>> > at >>>>> > >>>>> com.google.gwt.dev.HostedModeBase.pumpEventLoop(HostedModeBase.java:558) >>>>> > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:405) >>>>> > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) >>>>> > >>>>> > This is how I send it from the server: >>>>> > >>>>> > public List<Country> getAllCountries() { >>>>> > PersistenceManager pm = PMF.get().getPersistenceManager(); >>>>> > pm.setDetachAllOnCommit(true); >>>>> > Query query = pm.newQuery(Country.class); >>>>> > List<Country> results = null; >>>>> > try { >>>>> > results = new ArrayList<Country>((List<Country>) >>>>> query.execute()); >>>>> > pm.detachCopyAll(); >>>>> > } finally { >>>>> > query.closeAll(); >>>>> > pm.close(); >>>>> > } >>>>> > return results; >>>>> > } >>>>> > >>>>> > Other times I get a StreamingQueryResult error. I have followed the >>>>> artice: >>>>> http://fredsa.allen-sauer.com/2009/04/1st-look-at-app-engine-using-jd. >>>>> .. >>>>> > But still no luck. >>>>> > >>>>> > Here's my JDO: >>>>> > >>>>> > @PersistenceCapable(identityType = IdentityType.APPLICATION, >>>>> detachable = >>>>> > "true") >>>>> > public class Country implements Serializable { >>>>> > >>>>> > private static final long serialVersionUID = -6845617278370037319L; >>>>> > @SuppressWarnings("unused") >>>>> > @PrimaryKey >>>>> > @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) >>>>> > private Key key; >>>>> > >>>>> > @Persistent >>>>> > private String name; >>>>> > >>>>> > @Persistent >>>>> > private float latitude; >>>>> > >>>>> > @Persistent >>>>> > private float longitude; >>>>> > >>>>> > public Country() {} >>>>> > >>>>> > public Country(String name, float latitude, float longitude) { >>>>> > this.name = name; >>>>> > this.latitude = latitude; >>>>> > this.longitude = longitude; >>>>> > } >>>>> > >>>>> > public void setKey(Key key) { >>>>> > this.key = key; >>>>> > } >>>>> > >>>>> > public String getName() { >>>>> > return name; >>>>> > } >>>>> > >>>>> > public void setName(String name) { >>>>> > this.name = name; >>>>> > } >>>>> > >>>>> > public float getLatitude() { >>>>> > return latitude; >>>>> > } >>>>> > >>>>> > public float getLongitude() { >>>>> > return longitude; >>>>> > } >>>>> > >>>>> > public void setLatitude(float latitude) { >>>>> > this.latitude = latitude; >>>>> > } >>>>> > >>>>> > public void setLongtiude(float longitude) { >>>>> > this.longitude = longitude; >>>>> > } >>>>> > >>>>> > } >>>>> > >>>>> > -- >>>>> > -Pav >>>>> >>>>> >>>> >>>> >>>> -- >>>> -Pav >>>> >>>> >>>> >>> >>> >>> >> >> >> -- >> -Pav >> >> >> > > > > -- -Pav --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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