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Strange problem [message #550578] Fri, 30 July 2010 21:29 Go to next message
bachra04  is currently offline bachra04 Friend
Messages: 148
Registered: April 2010
Senior Member
I have a strange problem :

When I drag and drop an element from a different jar and click save,

The Save failed the first time with the following error:

Save Failed
Cannot modify resource set without a write transaction

then when I redo the second time it works.

looks like the resource is locked or busy doing some operations how to get around of this problem ?


In fact when I save my icremental builder is executing another long task

how can I fix that so that the saving run in a different thread



java.lang.IllegalStateException: Cannot modify resource set without a write transaction
at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.a ssertWriting(TransactionChangeRecorder.java:348)
at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.a ppendNotification(TransactionChangeRecorder.java:302)
at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.p rocessObjectNotification(TransactionChangeRecorder.java:284)
at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.n otifyChanged(TransactionChangeRecorder.java:240)
at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify (BasicNotifierImpl.java:280)
at org.eclipse.emf.ecore.util.EcoreEList.dispatchNotification(E coreEList.java:255)
at org.eclipse.emf.common.notify.impl.NotifyingListImpl.addUniq ue(NotifyingListImpl.java:300)
at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList. java:307)
at org.eclipse.emf.common.util.BasicEMap.put(BasicEMap.java:591 )
at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.endSave(XMLSaveIm pl.java:292)
at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.save(XMLSaveImpl. java:270)
at org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl.doSave(XMLRes ourceImpl.java:206)
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(Resour ceImpl.java:1406)
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.saveOnlyIfC hangedWithMemoryBuffer(ResourceImpl.java:1127)
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(Resour ceImpl.java:980)
at org.eclipse.stp.sca.diagram.part.ScaDocumentProvider.doSaveD ocument(ScaDocumentProvider.java:723)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document .AbstractDocumentProvider$1SaveOperation.execute(AbstractDoc umentProvider.java:596)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document .AbstractDocumentProvider$DocumentProviderOperation.run(Abst ractDocumentProvider.java:66)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document .AbstractDocumentProvider.executeOperation(AbstractDocumentP rovider.java:530)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document .AbstractDocumentProvider.saveDocument(AbstractDocumentProvi der.java:579)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.Di agramDocumentEditor.performSave(DiagramDocumentEditor.java:8 60)
at org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.Di agramDocumentEditor.doSave(DiagramDocumentEditor.java:680)
at org.eclipse.ui.internal.SaveableHelper$2.run(SaveableHelper. java:151)
at org.eclipse.ui.internal.SaveableHelper$5.run(SaveableHelper. java:274)
at org.eclipse.jface.operation.ModalContext.runInCurrentThread( ModalContext.java:464)
at org.eclipse.jface.operation.ModalContext.run(ModalContext.ja va:372)
at org.eclipse.jface.window.ApplicationWindow$1.run(Application Window.java:759)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator .java:70)
at org.eclipse.jface.window.ApplicationWindow.run(ApplicationWi ndow.java:756)
at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow. java:2579)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOpe ration(SaveableHelper.java:282)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOpe ration(SaveableHelper.java:261)
at org.eclipse.ui.internal.SaveableHelper.savePart(SaveableHelp er.java:156)
at org.eclipse.ui.internal.EditorManager.savePart(EditorManager .java:1357)
at org.eclipse.ui.internal.WorkbenchPage.savePart(WorkbenchPage .java:3328)
at org.eclipse.ui.internal.WorkbenchPage.saveEditor(WorkbenchPa ge.java:3341)
at org.eclipse.ui.internal.SaveAction.run(SaveAction.java:76)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:498 )
at org.eclipse.jface.action.ActionContributionItem.handleWidget Selection(ActionContributionItem.java:584)
at org.eclipse.jface.action.ActionContributionItem.access$2(Act ionContributionItem.java:501)
at org.eclipse.jface.action.ActionContributionItem$6.handleEven t(ActionContributionItem.java:452)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja va:3910)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java :3503)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.jav a:2405)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:22 21)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
at org.eclipse.core.databinding.observable.Realm.runWithDefault (Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Work bench.java:493)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.j ava:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start (IDEApplication.java:113)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(Eclips eAppHandle.java:194)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher .runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher .start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:368)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS tarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcce ssorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMe thodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java: 559)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
at org.eclipse.equinox.launcher.Main.main(Main.java:1287)
Re: Strange problem [message #550639 is a reply to message #550578] Wed, 04 August 2010 00:13 Go to previous messageGo to next message
Ed Merks is currently offline Ed MerksFriend
Messages: 33133
Registered: July 2009
Senior Member
I've seen this issue come up before. Saving ends up recording the
prefixes used during save in the document root's XMLNS prefix map. The
transaction framework isn't expecting that. I'm not sure how it got
resolved the last time someone asked.


bachra04 wrote:
> I have a strange problem :
>
> When I drag and drop an element from a different jar and click save,
>
> The Save failed the first time with the following error:
>
> Save Failed
> Cannot modify resource set without a write transaction
>
> then when I redo the second time it works.
>
> looks like the resource is locked or busy doing some operations how to
> get around of this problem ?
>
>
> In fact when I save my icremental builder is executing another long task
> how can I fix that so that the saving run in a different thread
>
>
> java.lang.IllegalStateException: Cannot modify resource set without a
> write transaction
> at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.a
> ssertWriting(TransactionChangeRecorder.java:348)
> at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.a
> ppendNotification(TransactionChangeRecorder.java:302)
> at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.p
> rocessObjectNotification(TransactionChangeRecorder.java:284)
> at org.eclipse.emf.transaction.impl.TransactionChangeRecorder.n
> otifyChanged(TransactionChangeRecorder.java:240)
> at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify
> (BasicNotifierImpl.java:280)
> at org.eclipse.emf.ecore.util.EcoreEList.dispatchNotification(E
> coreEList.java:255)
> at org.eclipse.emf.common.notify.impl.NotifyingListImpl.addUniq
> ue(NotifyingListImpl.java:300)
> at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList.
> java:307)
> at org.eclipse.emf.common.util.BasicEMap.put(BasicEMap.java:591 )
> at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.endSave(XMLSaveIm
> pl.java:292)
> at org.eclipse.emf.ecore.xmi.impl.XMLSaveImpl.save(XMLSaveImpl.
> java:270)
> at org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl.doSave(XMLRes
> ourceImpl.java:206)
> at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(Resour
> ceImpl.java:1406)
> at org.eclipse.emf.ecore.resource.impl.ResourceImpl.saveOnlyIfC
> hangedWithMemoryBuffer(ResourceImpl.java:1127)
> at org.eclipse.emf.ecore.resource.impl.ResourceImpl.save(Resour
> ceImpl.java:980)
> at org.eclipse.stp.sca.diagram.part.ScaDocumentProvider.doSaveD
> ocument(ScaDocumentProvider.java:723)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document
> .AbstractDocumentProvider$1SaveOperation.execute(AbstractDoc
> umentProvider.java:596)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document
> .AbstractDocumentProvider$DocumentProviderOperation.run(Abst
> ractDocumentProvider.java:66)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document
> .AbstractDocumentProvider.executeOperation(AbstractDocumentP
> rovider.java:530)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.document
> .AbstractDocumentProvider.saveDocument(AbstractDocumentProvi
> der.java:579)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.Di
> agramDocumentEditor.performSave(DiagramDocumentEditor.java:8 60)
> at org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.Di
> agramDocumentEditor.doSave(DiagramDocumentEditor.java:680)
> at org.eclipse.ui.internal.SaveableHelper$2.run(SaveableHelper.
> java:151)
> at org.eclipse.ui.internal.SaveableHelper$5.run(SaveableHelper.
> java:274)
> at org.eclipse.jface.operation.ModalContext.runInCurrentThread(
> ModalContext.java:464)
> at org.eclipse.jface.operation.ModalContext.run(ModalContext.ja
> va:372)
> at org.eclipse.jface.window.ApplicationWindow$1.run(Application
> Window.java:759)
> at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator
> .java:70)
> at org.eclipse.jface.window.ApplicationWindow.run(ApplicationWi
> ndow.java:756)
> at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.
> java:2579)
> at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOpe
> ration(SaveableHelper.java:282)
> at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOpe
> ration(SaveableHelper.java:261)
> at org.eclipse.ui.internal.SaveableHelper.savePart(SaveableHelp
> er.java:156)
> at org.eclipse.ui.internal.EditorManager.savePart(EditorManager
> .java:1357)
> at org.eclipse.ui.internal.WorkbenchPage.savePart(WorkbenchPage
> .java:3328)
> at org.eclipse.ui.internal.WorkbenchPage.saveEditor(WorkbenchPa
> ge.java:3341)
> at org.eclipse.ui.internal.SaveAction.run(SaveAction.java:76)
> at org.eclipse.jface.action.Action.runWithEvent(Action.java:498 )
> at org.eclipse.jface.action.ActionContributionItem.handleWidget
> Selection(ActionContributionItem.java:584)
> at org.eclipse.jface.action.ActionContributionItem.access$2(Act
> ionContributionItem.java:501)
> at org.eclipse.jface.action.ActionContributionItem$6.handleEven
> t(ActionContributionItem.java:452)
> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java :84)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.ja
> va:3910)
> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java
> :3503)
> at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.jav
> a:2405)
> at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
> at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:22 21)
> at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
> at org.eclipse.core.databinding.observable.Realm.runWithDefault
> (Realm.java:332)
> at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Work
> bench.java:493)
> at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.j
> ava:149)
> at org.eclipse.ui.internal.ide.application.IDEApplication.start
> (IDEApplication.java:113)
> at org.eclipse.equinox.internal.app.EclipseAppHandle.run(Eclips
> eAppHandle.java:194)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher
> .runApplication(EclipseAppLauncher.java:110)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher
> .start(EclipseAppLauncher.java:79)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS
> tarter.java:368)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseS
> tarter.java:179)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcce
> ssorImpl.java:39)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMe
> thodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java: 559)
> at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
> at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
> at org.eclipse.equinox.launcher.Main.main(Main.java:1287)


Ed Merks
Professional Support: https://www.macromodeling.com/
Re: Strange problem [message #550901 is a reply to message #550639] Wed, 04 August 2010 15:21 Go to previous messageGo to next message
bachra04  is currently offline bachra04 Friend
Messages: 148
Registered: April 2010
Senior Member
It seems the problem was resolved using ICommandProxy;

SetRequest reqSet = new SetRequest(editPart.getEditingDomain(),
SuperNode, XXX, name);
SetValueCommand operation = new SetValueCommand(reqSet);
editPart.getDiagramEditDomain().getDiagramCommandStack().exe cute(
new ICommandProxy(operation));

But My problem is I want to do two operations :

- set the name
- add another subnode

So I created two operations and followed the above code:

for operation1 and operation2 like this:


SetRequest reqSet1 = new SetRequest(editPart.getEditingDomain(),
SuperNode, XXX, name);
SetValueCommand operation1 = new SetValueCommand(reqSet1);
editPart.getDiagramEditDomain().getDiagramCommandStack().exe cute(
new ICommandProxy(operation1));



SetRequest reqSet2 = new SetRequest(editPart.getEditingDomain(),
SuperNode, XXX, name);
SetValueCommand operation2 = new SetValueCommand(reqSet2);
editPart.getDiagramEditDomain().getDiagramCommandStack().exe cute(
new ICommandProxy(operation2));




At this time I got the exception.

So bottom line it works for one operation but not for two.

Any hints, help ? Thanks

Re: Strange problem [message #550920 is a reply to message #550901] Wed, 04 August 2010 15:50 Go to previous messageGo to next message
Ed Merks is currently offline Ed MerksFriend
Messages: 33133
Registered: July 2009
Senior Member
The stack trace you show involves doing a save. How does that fit in
with what you're describing here?


bachra04 wrote:
> It seems the problem was resolved using ICommandProxy;
>
> SetRequest reqSet = new
> SetRequest(editPart.getEditingDomain(),
> SuperNode, XXX, name);
> SetValueCommand operation = new SetValueCommand(reqSet);
> editPart.getDiagramEditDomain().getDiagramCommandStack().exe
> cute(
> new ICommandProxy(operation));
>
> But My problem is I want to do two operations :
>
> - set the name
> - add another subnode
>
> So I created two operations and followed the above code:
>
> for operation1 and operation2 like this:
>
>
> SetRequest reqSet1 = new
> SetRequest(editPart.getEditingDomain(),
> SuperNode, XXX, name);
> SetValueCommand operation1 = new SetValueCommand(reqSet1);
> editPart.getDiagramEditDomain().getDiagramCommandStack().exe
> cute(
> new ICommandProxy(operation1));
>
>
>
> SetRequest reqSet2 = new
> SetRequest(editPart.getEditingDomain(),
> SuperNode, XXX, name);
> SetValueCommand operation2 = new SetValueCommand(reqSet2);
> editPart.getDiagramEditDomain().getDiagramCommandStack().exe
> cute(
> new ICommandProxy(operation2));
>
>
>
>
> At this time I got the exception.
>
> So bottom line it works for one operation but not for two.
>
> Any hints, help ? Thanks
>


Ed Merks
Professional Support: https://www.macromodeling.com/
Re: Strange problem [message #550928 is a reply to message #550920] Wed, 04 August 2010 16:05 Go to previous messageGo to next message
bachra04  is currently offline bachra04 Friend
Messages: 148
Registered: April 2010
Senior Member
Sorry for the confusion:

- The above code will be executed when I drag and drop an element to the editor.
- I got the exception when I save the changes.
- if I change the above code from two operations to one operation the exception is gone.
Re: Strange problem [message #551181 is a reply to message #550928] Thu, 05 August 2010 13:55 Go to previous messageGo to next message
Ed Merks is currently offline Ed MerksFriend
Messages: 33133
Registered: July 2009
Senior Member
None of that changes my original answer. I can't comment on why
prefixes would need to be saved in one case whereas in the other, that's
not necessary.


bachra04 wrote:
> Sorry for the confusion:
>
> - The above code will be executed when I drag and drop an element to
> the editor.
> - I got the exception when I save the changes.
> - if I change the above code from two operations to one operation the
> exception is gone.
>


Ed Merks
Professional Support: https://www.macromodeling.com/
Re: Strange problem [message #900073 is a reply to message #550578] Fri, 03 August 2012 19:43 Go to previous message
Rob Cernich is currently offline Rob CernichFriend
Messages: 40
Registered: September 2011
Member
I just encountered this problem. Here is the solution I came up with: do not propagate the notifications from the xmlns prefix map feature in my DocumentRootImpl like so:
    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated NOT
     */
    @SuppressWarnings("serial")
    public EMap<String, String> getXMLNSPrefixMap() {
        if (xMLNSPrefixMap == null) {
            xMLNSPrefixMap = new EcoreEMap<String, String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY,
                    EStringToStringMapEntryImpl.class, null) {
                {
                    initializeDelegateEList();
                }

                @Override
                protected void initializeDelegateEList() {
                    delegateEList = new DelegateEObjectContainmentEList<Entry<String, String>>(entryClass,
                            DocumentRootImpl.this, SwitchyardPackage.DOCUMENT_ROOT__XMLNS_PREFIX_MAP) {
                        @Override
                        protected void dispatchNotification(Notification notification) {
                            // don't forward the notification
                        }
                    };
                }
            };
        }
        return xMLNSPrefixMap;
    }
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