private static bool ProcessAccumulatedInfo(
            EditingContext editingContext, EntityDesignArtifact existingArtifact, ModelBuilderSettings settings)
        {
            var schemaVersionChanged = existingArtifact.SchemaVersion != settings.TargetSchemaVersion;

            EntityDesignModelManager tempModelManager = null;
            FileInfo tempEdmxFile    = null;
            Uri      tempEdmxFileUri = null;

            try
            {
                // set up new temporary ModelManager
                // NOTE:  use an EFArtifact with VSArtifactSet.  This is so we get the in-vs behavior of artifact sets,
                // but don't rely on VS loading the model into the RDT, etc..
                tempModelManager = new EntityDesignModelManager(new EFArtifactFactory(), new VSArtifactSetFactory());

                tempEdmxFile    = ConstructTempEdmxFile(settings);
                tempEdmxFileUri = new Uri(tempEdmxFile.FullName, UriKind.Absolute);
                var tempArtifactBasedOnDatabase = tempModelManager.GetNewOrExistingArtifact(tempEdmxFileUri, new VanillaXmlModelProvider());

                // if a model generation extension has changed the model, ensure that it is
                // valid before we start to process it
                if (settings.HasExtensionChangedModel)
                {
                    ValidateArtifact(tempModelManager, tempArtifactBasedOnDatabase, WizardKind.Generate);
                }

                // Note: later we want the diagram shapes and connectors to be created in the current active diagram
                // so set TransactionContext appropriately.
                EfiTransactionContext transactionContext = null;
                var contextItem = editingContext.Items.GetValue <DiagramManagerContextItem>();
                if (contextItem != null &&
                    contextItem.DiagramManager != null)
                {
                    var activeDiagram = contextItem.DiagramManager.ActiveDiagram;
                    if (activeDiagram != null)
                    {
                        transactionContext = new EfiTransactionContext();
                        transactionContext.Add(
                            EfiTransactionOriginator.TransactionOriginatorDiagramId, new DiagramContextItem(activeDiagram.DiagramId));
                    }
                }

                // clear search if active (Note: in Model.Tests it is OK for below to be null)
                var explorerInfo = editingContext.Items.GetValue <ExplorerWindow.ExplorerInfo>();
                if (explorerInfo != null)
                {
                    var explorerFrame = explorerInfo._explorerFrame;
                    if (explorerFrame != null)
                    {
                        if (explorerFrame.SearchIsActive)
                        {
                            explorerFrame.ResetSearchCommand.Execute(null);
                        }
                    }
                }

                var cpc = new CommandProcessorContext(
                    editingContext, EfiTransactionOriginator.UpdateModelFromDatabaseId,
                    Resources.Tx_UpdateModelFromDatabase, null, transactionContext);

                if (schemaVersionChanged)
                {
                    // changing namespaces must be done in a separate transaction otherwise XmlEditor
                    // will not pick-up changes made to xml after namespaces are changed
                    CommandProcessor.InvokeSingleCommand(
                        cpc,
                        new RetargetXmlNamespaceCommand(existingArtifact, settings.TargetSchemaVersion));
                }

                // Update the existing artifact based on tempArtifactBasedOnDatabase
                var commands = new List <Command>();
                var cmd      = new UpdateModelFromDatabaseCommand(tempArtifactBasedOnDatabase);
                commands.Add(cmd);

                // set up our post event to clear out the error list
                cmd.PostInvokeEvent +=
                    (o, e) =>
                {
                    var errorList =
                        ErrorListHelper.GetSingleDocErrorList(e.CommandProcessorContext.Artifact.Uri);
                    if (errorList != null)
                    {
                        errorList.Clear();
                    }
                };

                DesignerInfo designerInfo;
                if (existingArtifact.DesignerInfo().TryGetDesignerInfo(OptionsDesignerInfo.ElementName, out designerInfo))
                {
                    var optionsDesignerInfo = designerInfo as OptionsDesignerInfo;
                    Debug.Assert(optionsDesignerInfo != null, "expected non-null optionsDesignerInfo");
                    if (optionsDesignerInfo != null)
                    {
                        // pluralization checkbox
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.CheckPluralizationInWizard,
                            OptionsDesignerInfo.AttributeEnablePluralization,
                            settings.UsePluralizationService, optionsDesignerInfo, commands);

                        // include FKs in model checkbox
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.CheckIncludeForeignKeysInModel,
                            OptionsDesignerInfo.AttributeIncludeForeignKeysInModel,
                            settings.IncludeForeignKeysInModel, optionsDesignerInfo, commands);

                        // ensure UseLegacyProvider is set
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.UseLegacyProvider,
                            OptionsDesignerInfo.AttributeUseLegacyProvider,
                            settings.UseLegacyProvider, optionsDesignerInfo, commands);
                    }
                }

                // create a new FunctionImport for every new Function created (whether composable or not)
                // (or delete Functions if ProgressDialog did not finish successfully)
                // Note: this must take place as a DelegateCommand as ProcessStoredProcedureReturnTypeInformation()
                // can depend on finding the existing Functions to delete. And it won't find them until the
                // ReplaceSsdlCommand within UpdateModelFromDatabaseCommand has executed.
                var createMatchingFunctionImportsDelegateCommand = new DelegateCommand(
                    () =>
                {
                    var functionImportCommands = new List <Command>();
                    ProgressDialogHelper.ProcessStoredProcedureReturnTypeInformation(
                        existingArtifact, settings.NewFunctionSchemaProcedures, functionImportCommands, true);

                    if (functionImportCommands.Count > 0)
                    {
                        new CommandProcessor(cpc, functionImportCommands)
                        .Invoke();
                    }
                });
                commands.Add(createMatchingFunctionImportsDelegateCommand);

                // if needed, create a command to dispatch any extensions
                if (EscherExtensionPointManager.LoadModelGenerationExtensions().Length > 0)
                {
                    var dispatchCommand = new DispatchToExtensionsCommand(settings);
                    commands.Add(dispatchCommand);
                }

                // do all the work here in one transaction
                new CommandProcessor(cpc, commands)
                .Invoke();

                // if an extension has changed the model, do a full reload
                if (schemaVersionChanged || settings.HasExtensionChangedModel)
                {
                    return(true);
                }
                else
                {
                    // reset the is-designer safe flag - this can be set incorrectly when the document is reloaded after ssdl has been updated,
                    // but csdl & msl haven't.  Here, the model is correct, but we need to get views to refresh themselves after we
                    // reset the is-designer-safe flag.
                    // Perf note: reloading the artifact can take some time - so only reload if IsDesignerSafe has changed
                    var isDesignerSafeBefore = existingArtifact.IsDesignerSafe;
                    existingArtifact.DetermineIfArtifactIsDesignerSafe();
                    var isDesignerSafeAfter = existingArtifact.IsDesignerSafe;
                    if (isDesignerSafeAfter != isDesignerSafeBefore)
                    {
                        existingArtifact.FireArtifactReloadedEvent();
                    }
                }
            }
            finally
            {
                // remove tempArtifactBasedOnDatabase to dispose EFObject's properly
                if (tempEdmxFileUri != null &&
                    tempModelManager != null)
                {
                    tempModelManager.ClearArtifact(tempEdmxFileUri);
                }

                // dispose of our temp model manager
                if (tempModelManager != null)
                {
                    tempModelManager.Dispose();
                }

                // delete temporary file
                if (tempEdmxFile != null &&
                    tempEdmxFile.Exists)
                {
                    try
                    {
                        tempEdmxFile.Delete();
                    }
                    catch (IOException)
                    {
                        // do nothing if delete fails
                    }
                }
            }

            return(false);
        }
        private void ExecuteUndoRedoTest(string testName, string modelName, Action<CommandProcessorContext, EFArtifact> runTest)
        {
            var solnFilePath = Path.Combine(TestContext.DeploymentDirectory, @"TestData\InProc\UndoRedo\UndoRedo.sln");
            var modelFilePath = Path.Combine(TestContext.DeploymentDirectory, @"TestData\InProc\UndoRedo\UndoRedo", modelName);
            var artifactUri = TestUtils.FileName2Uri(modelFilePath);

            var envDTE = VsIdeTestHostContext.Dte;
            Assert.IsNotNull(envDTE);

            envDTE.OpenSolution(solnFilePath);
            envDTE.OpenFile(artifactUri.LocalPath);

            var artifactHelper = new EFArtifactHelper(EFArtifactHelper.GetEntityDesignModelManager(VsIdeTestHostContext.ServiceProvider));
            var entityDesignArtifact = (EntityDesignArtifact)artifactHelper.GetNewOrExistingArtifact(artifactUri);

            try
            {
                var editingContext = _package.DocumentFrameMgr.EditingContextManager.GetNewOrExistingContext(entityDesignArtifact.Uri);

                // Add DiagramId information in transactioncontext, so the correct diagram item will be created when Escher model is mutated.
                var transactionContext = new EfiTransactionContext();
                transactionContext.Add(
                    EfiTransactionOriginator.TransactionOriginatorDiagramId,
                    new DiagramContextItem(entityDesignArtifact.DesignerInfo.Diagrams.FirstDiagram.Id.Value));

                runTest(
                    new CommandProcessorContext(editingContext, testName, testName + "Txn", entityDesignArtifact, transactionContext),
                    entityDesignArtifact);
            }
            finally
            {
                envDTE.CloseDocument(modelFilePath, false);

                if (entityDesignArtifact != null)
                {
                    entityDesignArtifact.Dispose();
                }

                envDTE.CloseSolution(false);
            }
        }
Exemple #3
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        private void ExecuteMigrateDiagramNodesTest(string projectName, Action <EntityDesignArtifact, CommandProcessorContext> runTest)
        {
            var modelPath = Path.Combine(TestContext.DeploymentDirectory, @"TestData\Model\v3\PubSimple.edmx");

            UITestRunner.Execute(
                () =>
            {
                EntityDesignArtifact entityDesignArtifact = null;
                Project project = null;

                try
                {
                    project = Dte.CreateProject(
                        TestContext.TestRunDirectory,
                        projectName,
                        DteExtensions.ProjectKind.Executable,
                        DteExtensions.ProjectLanguage.CSharp);

                    var projectItem = Dte.AddExistingItem(modelPath, project);
                    Dte.OpenFile(projectItem.FileNames[0]);

                    entityDesignArtifact =
                        (EntityDesignArtifact) new EFArtifactHelper(EFArtifactHelper.GetEntityDesignModelManager(ServiceProvider))
                        .GetNewOrExistingArtifact(TestUtils.FileName2Uri(projectItem.FileNames[0]));

                    Debug.Assert(entityDesignArtifact != null);
                    var editingContext =
                        _package.DocumentFrameMgr.EditingContextManager.GetNewOrExistingContext(entityDesignArtifact.Uri);

                    // Create TransactionContext to indicate that the transactions are done from first diagram.
                    // This is not used by MigrateDiagramInformationCommand but other commands in the callback methods.
                    var transactionContext = new EfiTransactionContext();
                    transactionContext.Add(
                        EfiTransactionOriginator.TransactionOriginatorDiagramId,
                        new DiagramContextItem(entityDesignArtifact.DesignerInfo.Diagrams.FirstDiagram.Id.Value));

                    var commandProcessorContext =
                        new CommandProcessorContext(
                            editingContext, "MigrateDiagramNodesTest", projectName + "Txn", entityDesignArtifact, transactionContext);
                    MigrateDiagramInformationCommand.DoMigrate(commandProcessorContext, entityDesignArtifact);

                    Debug.Assert(entityDesignArtifact.DiagramArtifact != null);
                    Debug.Assert(
                        entityDesignArtifact.IsDesignerSafe,
                        "Artifact should not be in safe mode after MigrateDiagramInformationCommand is executed.");
                    Debug.Assert(
                        new Uri(entityDesignArtifact.Uri.LocalPath + EntityDesignArtifact.EXTENSION_DIAGRAM)
                        == entityDesignArtifact.DiagramArtifact.Uri);

                    runTest(entityDesignArtifact, commandProcessorContext);
                }
                finally
                {
                    if (entityDesignArtifact != null)
                    {
                        entityDesignArtifact.Dispose();
                    }

                    if (project != null)
                    {
                        Dte.CloseSolution(false);
                    }
                }
            });
        }
        private static bool ProcessAccumulatedInfo(
            EditingContext editingContext, EntityDesignArtifact existingArtifact, ModelBuilderSettings settings)
        {
            var schemaVersionChanged = existingArtifact.SchemaVersion != settings.TargetSchemaVersion;

            EntityDesignModelManager tempModelManager = null;
            FileInfo tempEdmxFile = null;
            Uri tempEdmxFileUri = null;

            try
            {
                // set up new temporary ModelManager
                // NOTE:  use an EFArtifact with VSArtifactSet.  This is so we get the in-vs behavior of artifact sets, 
                // but don't rely on VS loading the model into the RDT, etc..
                tempModelManager = new EntityDesignModelManager(new EFArtifactFactory(), new VSArtifactSetFactory());

                tempEdmxFile = ConstructTempEdmxFile(settings);
                tempEdmxFileUri = new Uri(tempEdmxFile.FullName, UriKind.Absolute);
                var tempArtifactBasedOnDatabase = tempModelManager.GetNewOrExistingArtifact(tempEdmxFileUri, new VanillaXmlModelProvider());

                // if a model generation extension has changed the model, ensure that it is 
                // valid before we start to process it
                if (settings.HasExtensionChangedModel)
                {
                    ValidateArtifact(tempModelManager, tempArtifactBasedOnDatabase, WizardKind.Generate);
                }

                // Note: later we want the diagram shapes and connectors to be created in the current active diagram
                // so set TransactionContext appropriately.
                EfiTransactionContext transactionContext = null;
                var contextItem = editingContext.Items.GetValue<DiagramManagerContextItem>();
                if (contextItem != null
                    && contextItem.DiagramManager != null)
                {
                    var activeDiagram = contextItem.DiagramManager.ActiveDiagram;
                    if (activeDiagram != null)
                    {
                        transactionContext = new EfiTransactionContext();
                        transactionContext.Add(
                            EfiTransactionOriginator.TransactionOriginatorDiagramId, new DiagramContextItem(activeDiagram.DiagramId));
                    }
                }

                // clear search if active (Note: in Model.Tests it is OK for below to be null)
                var explorerInfo = editingContext.Items.GetValue<ExplorerWindow.ExplorerInfo>();
                if (explorerInfo != null)
                {
                    var explorerFrame = explorerInfo._explorerFrame;
                    if (explorerFrame != null)
                    {
                        if (explorerFrame.SearchIsActive)
                        {
                            explorerFrame.ResetSearchCommand.Execute(null);
                        }
                    }
                }

                var cpc = new CommandProcessorContext(
                    editingContext, EfiTransactionOriginator.UpdateModelFromDatabaseId,
                    Resources.Tx_UpdateModelFromDatabase, null, transactionContext);

                if (schemaVersionChanged)
                {
                    // changing namespaces must be done in a separate transaction otherwise XmlEditor
                    // will not pick-up changes made to xml after namespaces are changed 
                    CommandProcessor.InvokeSingleCommand(
                        cpc,
                        new RetargetXmlNamespaceCommand(existingArtifact, settings.TargetSchemaVersion));
                }

                // Update the existing artifact based on tempArtifactBasedOnDatabase
                var commands = new List<Command>();
                var cmd = new UpdateModelFromDatabaseCommand(tempArtifactBasedOnDatabase);
                commands.Add(cmd);

                // set up our post event to clear out the error list
                cmd.PostInvokeEvent +=
                    (o, e) =>
                        {
                            var errorList =
                                ErrorListHelper.GetSingleDocErrorList(e.CommandProcessorContext.Artifact.Uri);
                            if (errorList != null)
                            {
                                errorList.Clear();
                            }
                        };

                DesignerInfo designerInfo;
                if (existingArtifact.DesignerInfo().TryGetDesignerInfo(OptionsDesignerInfo.ElementName, out designerInfo))
                {
                    var optionsDesignerInfo = designerInfo as OptionsDesignerInfo;
                    Debug.Assert(optionsDesignerInfo != null, "expected non-null optionsDesignerInfo");
                    if (optionsDesignerInfo != null)
                    {
                        // pluralization checkbox
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.CheckPluralizationInWizard,
                            OptionsDesignerInfo.AttributeEnablePluralization,
                            settings.UsePluralizationService, optionsDesignerInfo, commands);

                        // include FKs in model checkbox
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.CheckIncludeForeignKeysInModel,
                            OptionsDesignerInfo.AttributeIncludeForeignKeysInModel,
                            settings.IncludeForeignKeysInModel, optionsDesignerInfo, commands);

                        // ensure UseLegacyProvider is set
                        AddUpdateDesignerPropertyCommand(
                            optionsDesignerInfo.UseLegacyProvider,
                            OptionsDesignerInfo.AttributeUseLegacyProvider,
                            settings.UseLegacyProvider, optionsDesignerInfo, commands);
                    }
                }

                // create a new FunctionImport for every new Function created (whether composable or not)
                // (or delete Functions if ProgressDialog did not finish successfully)
                // Note: this must take place as a DelegateCommand as ProcessStoredProcedureReturnTypeInformation()
                // can depend on finding the existing Functions to delete. And it won't find them until the
                // ReplaceSsdlCommand within UpdateModelFromDatabaseCommand has executed.
                var createMatchingFunctionImportsDelegateCommand = new DelegateCommand(
                    () =>
                        {
                            var functionImportCommands = new List<Command>();
                            ProgressDialogHelper.ProcessStoredProcedureReturnTypeInformation(
                                existingArtifact, settings.NewFunctionSchemaProcedures, functionImportCommands, true);

                            if (functionImportCommands.Count > 0)
                            {
                                new CommandProcessor(cpc, functionImportCommands)
                                    .Invoke();
                            }
                        });
                commands.Add(createMatchingFunctionImportsDelegateCommand);

                // if needed, create a command to dispatch any extensions
                if (EscherExtensionPointManager.LoadModelGenerationExtensions().Length > 0)
                {
                    var dispatchCommand = new DispatchToExtensionsCommand(settings);
                    commands.Add(dispatchCommand);
                }

                // do all the work here in one transaction
                new CommandProcessor(cpc, commands)
                    .Invoke();

                // if an extension has changed the model, do a full reload
                if (schemaVersionChanged || settings.HasExtensionChangedModel)
                {
                    return true;
                }
                else
                {
                    // reset the is-designer safe flag - this can be set incorrectly when the document is reloaded after ssdl has been updated,
                    // but csdl & msl haven't.  Here, the model is correct, but we need to get views to refresh themselves after we
                    // reset the is-designer-safe flag.
                    // Perf note: reloading the artifact can take some time - so only reload if IsDesignerSafe has changed
                    var isDesignerSafeBefore = existingArtifact.IsDesignerSafe;
                    existingArtifact.DetermineIfArtifactIsDesignerSafe();
                    var isDesignerSafeAfter = existingArtifact.IsDesignerSafe;
                    if (isDesignerSafeAfter != isDesignerSafeBefore)
                    {
                        existingArtifact.FireArtifactReloadedEvent();
                    }
                }
            }
            finally
            {
                // remove tempArtifactBasedOnDatabase to dispose EFObject's properly
                if (tempEdmxFileUri != null
                    && tempModelManager != null)
                {
                    tempModelManager.ClearArtifact(tempEdmxFileUri);
                }

                // dispose of our temp model manager
                if (tempModelManager != null)
                {
                    tempModelManager.Dispose();
                }

                // delete temporary file
                if (tempEdmxFile != null
                    && tempEdmxFile.Exists)
                {
                    try
                    {
                        tempEdmxFile.Delete();
                    }
                    catch (IOException)
                    {
                        // do nothing if delete fails
                    }
                }
            }

            return false;
        }
        private void ExecuteMigrateDiagramNodesTest(string projectName, Action<EntityDesignArtifact, CommandProcessorContext> runTest)
        {
            var modelPath = Path.Combine(TestContext.DeploymentDirectory, @"TestData\Model\v3\PubSimple.edmx");

            UITestRunner.Execute(TestContext.TestName, 
                () =>
                    {
                        EntityDesignArtifact entityDesignArtifact = null;
                        Project project = null;

                        try
                        {
                            project = Dte.CreateProject(
                                TestContext.TestRunDirectory,
                                projectName,
                                DteExtensions.ProjectKind.Executable,
                                DteExtensions.ProjectLanguage.CSharp);

                            var projectItem = Dte.AddExistingItem(modelPath, project);
                            Dte.OpenFile(projectItem.FileNames[0]);

                            entityDesignArtifact =
                                (EntityDesignArtifact)new EFArtifactHelper(EFArtifactHelper.GetEntityDesignModelManager(ServiceProvider))
                                                          .GetNewOrExistingArtifact(TestUtils.FileName2Uri(projectItem.FileNames[0]));

                            Debug.Assert(entityDesignArtifact != null);
                            var editingContext =
                                _package.DocumentFrameMgr.EditingContextManager.GetNewOrExistingContext(entityDesignArtifact.Uri);

                            // Create TransactionContext to indicate that the transactions are done from first diagram.
                            // This is not used by MigrateDiagramInformationCommand but other commands in the callback methods.
                            var transactionContext = new EfiTransactionContext();
                            transactionContext.Add(
                                EfiTransactionOriginator.TransactionOriginatorDiagramId,
                                new DiagramContextItem(entityDesignArtifact.DesignerInfo.Diagrams.FirstDiagram.Id.Value));

                            var commandProcessorContext =
                                new CommandProcessorContext(
                                    editingContext, "MigrateDiagramNodesTest", projectName + "Txn", entityDesignArtifact, transactionContext);
                            MigrateDiagramInformationCommand.DoMigrate(commandProcessorContext, entityDesignArtifact);

                            Debug.Assert(entityDesignArtifact.DiagramArtifact != null);
                            Debug.Assert(
                                entityDesignArtifact.IsDesignerSafe,
                                "Artifact should not be in safe mode after MigrateDiagramInformationCommand is executed.");
                            Debug.Assert(
                                new Uri(entityDesignArtifact.Uri.LocalPath + EntityDesignArtifact.ExtensionDiagram)
                                == entityDesignArtifact.DiagramArtifact.Uri);

                            runTest(entityDesignArtifact, commandProcessorContext);
                        }
                        finally
                        {
                            if (entityDesignArtifact != null)
                            {
                                entityDesignArtifact.Dispose();
                            }

                            if (project != null)
                            {
                                Dte.CloseSolution(false);
                            }
                        }
                    });
        }
        private void ProcessViewModelChanges(string name, IList<ViewModelChange> viewModelChanges)
        {
            if (viewModelChanges != null
                && viewModelChanges.Count > 0)
            {
                var context = new EfiTransactionContext();
                var containsDiagramChanges = viewModelChanges.Any(vmc => vmc.IsDiagramChange);
                context.Add(
                    EfiTransactionOriginator.TransactionOriginatorDiagramId,
                    new ModelDesigner.DiagramContextItem(DiagramId, containsDiagramChanges));

                var cpc = new CommandProcessorContext(
                    EditingContext, EfiTransactionOriginator.EntityDesignerOriginatorId, name, null, context);
                var cp = new CommandProcessor(cpc);

                // check if the DeleteUnmappedStorageEntitySetsProperty property is set
                if (Store.PropertyBag.ContainsKey(DeleteUnmappedStorageEntitySetsProperty))
                {
                    // if the property is set then unset it and add a
                    // command to remove these for each item in the master list
                    var unmappedMasterList =
                        Store.PropertyBag[DeleteUnmappedStorageEntitySetsProperty] as List<ICollection<StorageEntitySet>>;
                    Store.PropertyBag.Remove(DeleteUnmappedStorageEntitySetsProperty);

                    if (unmappedMasterList != null)
                    {
                        foreach (var unmappedEntitySets in unmappedMasterList)
                        {
                            var duse = new DeleteUnmappedStorageEntitySetsCommand(unmappedEntitySets);
                            cp.EnqueueCommand(duse);
                        }
                    }
                }

                var setParentUndoUnit = false;
                try
                {
                    if (cpc.EditingContext.ParentUndoUnitStarted == false)
                    {
                        cpc.EditingContext.ParentUndoUnitStarted = true;
                        cpc.Artifact.XmlModelProvider.BeginUndoScope(name);
                        setParentUndoUnit = true;
                    }

                    var cmd = new DelegateCommand(
                        () =>
                            {
                                foreach (var change in viewModelChanges)
                                {
                                    change.Invoke(cpc);
                                }
                            });

                    cp.EnqueueCommand(cmd);
                    cp.Invoke();
                }
                catch (Exception e)
                {
                    if (!(e is CommandValidationFailedException || e is FileNotEditableException))
                    {
                        Debug.Fail("Exception thrown while committing change to Model. " + e.Message);
                    }
                    throw;
                }
                finally
                {
                    if (setParentUndoUnit)
                    {
                        cpc.EditingContext.ParentUndoUnitStarted = false;
                        cpc.Artifact.XmlModelProvider.EndUndoScope();
                    }
                }
            }
        }