1 files changed, 362 insertions, 360 deletions
diff --git a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.clazz/src/org/eclipse/papyrus/uml/diagram/clazz/part/UMLDiagramEditorUtil.java b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.clazz/src/org/eclipse/papyrus/uml/diagram/clazz/part/UMLDiagramEditorUtil.java
index 65fb7222bf5..0a787d6476e 100644
--- a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.clazz/src/org/eclipse/papyrus/uml/diagram/clazz/part/UMLDiagramEditorUtil.java
+++ b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.clazz/src/org/eclipse/papyrus/uml/diagram/clazz/part/UMLDiagramEditorUtil.java
@@ -1,360 +1,362 @@
-/**
- * Copyright (c) 2014 CEA LIST.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- *  CEA LIST - Initial API and implementation
- */
-package org.eclipse.papyrus.uml.diagram.clazz.part;
-
-import java.io.IOException;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import org.eclipse.core.commands.ExecutionException;
-import org.eclipse.core.commands.operations.OperationHistoryFactory;
-import org.eclipse.core.resources.IFile;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.resources.ResourcesPlugin;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IAdaptable;
-import org.eclipse.core.runtime.IPath;
-import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.core.runtime.NullProgressMonitor;
-import org.eclipse.core.runtime.Path;
-import org.eclipse.core.runtime.SubProgressMonitor;
-import org.eclipse.emf.common.util.URI;
-import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.ecore.resource.Resource;
-import org.eclipse.emf.ecore.xmi.XMLResource;
-import org.eclipse.emf.transaction.TransactionalEditingDomain;
-import org.eclipse.emf.workspace.WorkspaceEditingDomainFactory;
-import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
-import org.eclipse.gef.EditPart;
-import org.eclipse.gmf.runtime.common.core.command.CommandResult;
-import org.eclipse.gmf.runtime.diagram.core.services.ViewService;
-import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
-import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
-import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart;
-import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramGraphicalViewer;
-import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart;
-import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
-import org.eclipse.gmf.runtime.emf.core.util.EMFCoreUtil;
-import org.eclipse.gmf.runtime.notation.Diagram;
-import org.eclipse.gmf.runtime.notation.View;
-import org.eclipse.gmf.tooling.runtime.part.DefaultDiagramEditorUtil;
-import org.eclipse.jface.dialogs.IDialogSettings;
-import org.eclipse.jface.wizard.Wizard;
-import org.eclipse.jface.wizard.WizardDialog;
-import org.eclipse.papyrus.uml.diagram.clazz.edit.parts.ModelEditPart;
-import org.eclipse.swt.widgets.Shell;
-import org.eclipse.ui.IWorkbenchPage;
-import org.eclipse.ui.PartInitException;
-import org.eclipse.ui.PlatformUI;
-import org.eclipse.ui.part.FileEditorInput;
-import org.eclipse.uml2.uml.Package;
-import org.eclipse.uml2.uml.UMLFactory;
-
-/**
- * @generated
- */
-public class UMLDiagramEditorUtil {
-
-	/**
-	 * @generated
-	 */
-	public static Map<?, ?> getSaveOptions() {
-		HashMap<String, Object> saveOptions = new HashMap<String, Object>();
-		saveOptions.put(XMLResource.OPTION_ENCODING, "UTF-8"); //$NON-NLS-1$
-		saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER);
-		return saveOptions;
-	}
-
-	/**
-	 * @generated
-	 */
-	public static boolean openDiagram(Resource diagram) throws PartInitException {
-		String path = diagram.getURI().toPlatformString(true);
-		IResource workspaceResource = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(path));
-		if (workspaceResource instanceof IFile) {
-			IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
-			return null != page.openEditor(new FileEditorInput((IFile) workspaceResource), UMLDiagramEditor.ID);
-		}
-		return false;
-	}
-
-	/**
-	 * @generated
-	 */
-	public static void setCharset(IFile file) {
-		if (file == null) {
-			return;
-		}
-		try {
-			file.setCharset("UTF-8", new NullProgressMonitor()); //$NON-NLS-1$
-		} catch (CoreException e) {
-			UMLDiagramEditorPlugin.getInstance().logError("Unable to set charset for file " + file.getFullPath(), e); //$NON-NLS-1$
-		}
-	}
-
-	/**
-	 * @generated
-	 */
-	public static String getUniqueFileName(IPath containerFullPath, String fileName, String extension) {
-		return DefaultDiagramEditorUtil.getUniqueFileName(containerFullPath, fileName, extension,
-				DefaultDiagramEditorUtil.EXISTS_IN_WORKSPACE);
-	}
-
-	/**
-	 * Runs the wizard in a dialog.
-	 *
-	 * @generated
-	 */
-	public static void runWizard(Shell shell, Wizard wizard, String settingsKey) {
-		IDialogSettings pluginDialogSettings = UMLDiagramEditorPlugin.getInstance().getDialogSettings();
-		IDialogSettings wizardDialogSettings = pluginDialogSettings.getSection(settingsKey);
-		if (wizardDialogSettings == null) {
-			wizardDialogSettings = pluginDialogSettings.addNewSection(settingsKey);
-		}
-		wizard.setDialogSettings(wizardDialogSettings);
-		WizardDialog dialog = new WizardDialog(shell, wizard);
-		dialog.create();
-		dialog.getShell().setSize(Math.max(500, dialog.getShell().getSize().x), 500);
-		dialog.open();
-	}
-
-	/**
-	 * This method should be called within a workspace modify operation since it creates resources.
-	 *
-	 * @generated
-	 */
-	public static Resource createDiagram(URI diagramURI, URI modelURI, IProgressMonitor progressMonitor) {
-		TransactionalEditingDomain editingDomain = WorkspaceEditingDomainFactory.INSTANCE.createEditingDomain();
-		progressMonitor.beginTask(Messages.UMLDiagramEditorUtil_CreateDiagramProgressTask, 3);
-		final Resource diagramResource = editingDomain.getResourceSet().createResource(diagramURI);
-		final Resource modelResource = editingDomain.getResourceSet().createResource(modelURI);
-		final String diagramName = diagramURI.lastSegment();
-		AbstractTransactionalCommand command = new AbstractTransactionalCommand(editingDomain, Messages.UMLDiagramEditorUtil_CreateDiagramCommandLabel, Collections.EMPTY_LIST) {
-			@Override
-			protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
-				Package model = createInitialModel();
-				attachModelToResource(model, modelResource);
-
-				Diagram diagram = ViewService.createDiagram(
-						model,
-						ModelEditPart.MODEL_ID, UMLDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT);
-				if (diagram != null) {
-					diagramResource.getContents().add(diagram);
-					diagram.setName(diagramName);
-					diagram.setElement(model);
-				}
-
-				try {
-					modelResource.save(org.eclipse.papyrus.uml.diagram.clazz.part.UMLDiagramEditorUtil.getSaveOptions());
-					diagramResource.save(org.eclipse.papyrus.uml.diagram.clazz.part.UMLDiagramEditorUtil.getSaveOptions());
-				} catch (IOException e) {
-
-					UMLDiagramEditorPlugin.getInstance().logError("Unable to store model and diagram resources", e); //$NON-NLS-1$
-				}
-				return CommandResult.newOKCommandResult();
-			}
-		};
-		try {
-			OperationHistoryFactory.getOperationHistory().execute(command, new SubProgressMonitor(progressMonitor, 1), null);
-		} catch (ExecutionException e) {
-			UMLDiagramEditorPlugin.getInstance().logError("Unable to create model and diagram", e); //$NON-NLS-1$
-		}
-		setCharset(WorkspaceSynchronizer.getFile(modelResource));
-		setCharset(WorkspaceSynchronizer.getFile(diagramResource));
-		return diagramResource;
-	}
-
-	/**
-	 * Create a new instance of domain element associated with canvas.
-	 * <!-- begin-user-doc -->
-	 * <!-- end-user-doc -->
-	 * @generated
-	 */
-	private static Package createInitialModel() {
-		return UMLFactory.eINSTANCE.createPackage();
-	}
-
-	/**
-	 * Store model element in the resource.
-	 * <!-- begin-user-doc -->
-	 * <!-- end-user-doc -->
-	 * @generated
-	 */
-	private static void attachModelToResource(Package model, Resource resource) {
-		resource.getContents().add(model);
-	}
-
-	/**
-	 * @generated
-	 */
-	public static void selectElementsInDiagram(IDiagramWorkbenchPart diagramPart, List<EditPart> editParts) {
-		diagramPart.getDiagramGraphicalViewer().deselectAll();
-
-		EditPart firstPrimary = null;
-		for (EditPart nextPart : editParts) {
-			diagramPart.getDiagramGraphicalViewer().appendSelection(nextPart);
-			if (firstPrimary == null && nextPart instanceof IPrimaryEditPart) {
-				firstPrimary = nextPart;
-			}
-		}
-
-		if (!editParts.isEmpty()) {
-			diagramPart.getDiagramGraphicalViewer().reveal(firstPrimary != null ? firstPrimary : (EditPart) editParts.get(0));
-		}
-	}
-
-	/**
-	 * @generated
-	 */
-	private static int findElementsInDiagramByID(DiagramEditPart diagramPart, EObject element, List<EditPart> editPartCollector) {
-		IDiagramGraphicalViewer viewer = (IDiagramGraphicalViewer) diagramPart.getViewer();
-		final int intialNumOfEditParts = editPartCollector.size();
-
-		if (element instanceof View) { // support notation element lookup
-			EditPart editPart = (EditPart) viewer.getEditPartRegistry().get(element);
-			if (editPart != null) {
-				editPartCollector.add(editPart);
-				return 1;
-			}
-		}
-
-		String elementID = EMFCoreUtil.getProxyID(element);
-		@SuppressWarnings("unchecked")
-		List<EditPart> associatedParts = viewer.findEditPartsForElement(elementID, IGraphicalEditPart.class);
-		// perform the possible hierarchy disjoint -> take the top-most parts only
-		for (EditPart nextPart : associatedParts) {
-			EditPart parentPart = nextPart.getParent();
-			while (parentPart != null && !associatedParts.contains(parentPart)) {
-				parentPart = parentPart.getParent();
-			}
-			if (parentPart == null) {
-				editPartCollector.add(nextPart);
-			}
-		}
-
-		if (intialNumOfEditParts == editPartCollector.size()) {
-			if (!associatedParts.isEmpty()) {
-				editPartCollector.add(associatedParts.get(0));
-			} else {
-				if (element.eContainer() != null) {
-					return findElementsInDiagramByID(diagramPart, element.eContainer(), editPartCollector);
-				}
-			}
-		}
-		return editPartCollector.size() - intialNumOfEditParts;
-	}
-
-	/**
-	 * @generated
-	 */
-	public static View findView(DiagramEditPart diagramEditPart, EObject targetElement, LazyElement2ViewMap lazyElement2ViewMap) {
-		boolean hasStructuralURI = false;
-		if (targetElement.eResource() instanceof XMLResource) {
-			hasStructuralURI = ((XMLResource) targetElement.eResource()).getID(targetElement) == null;
-		}
-
-		View view = null;
-		LinkedList<EditPart> editPartHolder = new LinkedList<EditPart>();
-		if (hasStructuralURI && !lazyElement2ViewMap.getElement2ViewMap().isEmpty()) {
-			view = lazyElement2ViewMap.getElement2ViewMap().get(targetElement);
-		} else if (findElementsInDiagramByID(diagramEditPart, targetElement, editPartHolder) > 0) {
-			EditPart editPart = editPartHolder.get(0);
-			view = editPart.getModel() instanceof View ? (View) editPart.getModel() : null;
-		}
-
-		return (view == null) ? diagramEditPart.getDiagramView() : view;
-	}
-
-	/**
-	 * XXX This is quite suspicious code (especially editPartTmpHolder) and likely to be removed soon
-	 *
-	 * @generated
-	 */
-	public static class LazyElement2ViewMap {
-
-		/**
-		 * @generated
-		 */
-		private Map<EObject, View> element2ViewMap;
-
-		/**
-		 * @generated
-		 */
-		private View scope;
-
-		/**
-		 * @generated
-		 */
-		private Set<? extends EObject> elementSet;
-
-		/**
-		 * @generated
-		 */
-		public LazyElement2ViewMap(View scope, Set<? extends EObject> elements) {
-			this.scope = scope;
-			this.elementSet = elements;
-		}
-
-		/**
-		 * @generated
-		 */
-		public final Map<EObject, View> getElement2ViewMap() {
-			if (element2ViewMap == null) {
-				element2ViewMap = new HashMap<EObject, View>();
-				// map possible notation elements to itself as these can't be found by view.getElement()
-				for (EObject element : elementSet) {
-					if (element instanceof View) {
-						View view = (View) element;
-						if (view.getDiagram() == scope.getDiagram()) {
-							element2ViewMap.put(element, view); // take only those that part of our diagram
-						}
-					}
-				}
-
-				buildElement2ViewMap(scope, element2ViewMap, elementSet);
-			}
-			return element2ViewMap;
-		}
-
-		/**
-		 * @generated
-		 */
-		private static boolean buildElement2ViewMap(View parentView, Map<EObject, View> element2ViewMap, Set<? extends EObject> elements) {
-			if (elements.size() == element2ViewMap.size()) {
-				return true;
-			}
-
-			if (parentView.isSetElement() && !element2ViewMap.containsKey(parentView.getElement()) && elements.contains(parentView.getElement())) {
-				element2ViewMap.put(parentView.getElement(), parentView);
-				if (elements.size() == element2ViewMap.size()) {
-					return true;
-				}
-			}
-			boolean complete = false;
-			for (Iterator<?> it = parentView.getChildren().iterator(); it.hasNext() && !complete;) {
-				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
-			}
-			for (Iterator<?> it = parentView.getSourceEdges().iterator(); it.hasNext() && !complete;) {
-				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
-			}
-			for (Iterator<?> it = parentView.getTargetEdges().iterator(); it.hasNext() && !complete;) {
-				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
-			}
-			return complete;
-		}
-	} // LazyElement2ViewMap
-}
+/**
+ * Copyright (c) 2014 CEA LIST.
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *  CEA LIST - Initial API and implementation
+ */
+package org.eclipse.papyrus.uml.diagram.clazz.part;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.commands.operations.OperationHistoryFactory;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.SubProgressMonitor;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.xmi.XMLResource;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.emf.workspace.WorkspaceEditingDomainFactory;
+import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
+import org.eclipse.gef.EditPart;
+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
+import org.eclipse.gmf.runtime.diagram.core.services.ViewService;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramGraphicalViewer;
+import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart;
+import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
+import org.eclipse.gmf.runtime.emf.core.util.EMFCoreUtil;
+import org.eclipse.gmf.runtime.notation.Diagram;
+import org.eclipse.gmf.runtime.notation.View;
+import org.eclipse.gmf.tooling.runtime.part.DefaultDiagramEditorUtil;
+import org.eclipse.jface.dialogs.IDialogSettings;
+import org.eclipse.jface.wizard.Wizard;
+import org.eclipse.jface.wizard.WizardDialog;
+import org.eclipse.papyrus.uml.diagram.clazz.edit.parts.ModelEditPart;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.part.FileEditorInput;
+import org.eclipse.uml2.uml.Package;
+import org.eclipse.uml2.uml.UMLFactory;
+
+/**
+ * @generated
+ */
+public class UMLDiagramEditorUtil {
+
+	/**
+	 * @generated
+	 */
+	public static Map<?, ?> getSaveOptions() {
+		HashMap<String, Object> saveOptions = new HashMap<String, Object>();
+		saveOptions.put(XMLResource.OPTION_ENCODING, "UTF-8"); //$NON-NLS-1$
+		saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER);
+		return saveOptions;
+	}
+
+	/**
+	 * @generated
+	 */
+	public static boolean openDiagram(Resource diagram) throws PartInitException {
+		String path = diagram.getURI().toPlatformString(true);
+		IResource workspaceResource = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(path));
+		if (workspaceResource instanceof IFile) {
+			IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
+			return null != page.openEditor(new FileEditorInput((IFile) workspaceResource), UMLDiagramEditor.ID);
+		}
+		return false;
+	}
+
+	/**
+	 * @generated
+	 */
+	public static void setCharset(IFile file) {
+		if (file == null) {
+			return;
+		}
+		try {
+			file.setCharset("UTF-8", new NullProgressMonitor()); //$NON-NLS-1$
+		} catch (CoreException e) {
+			UMLDiagramEditorPlugin.getInstance().logError("Unable to set charset for file " + file.getFullPath(), e); //$NON-NLS-1$
+		}
+	}
+
+	/**
+	 * @generated
+	 */
+	public static String getUniqueFileName(IPath containerFullPath, String fileName, String extension) {
+		return DefaultDiagramEditorUtil.getUniqueFileName(containerFullPath, fileName, extension,
+				DefaultDiagramEditorUtil.EXISTS_IN_WORKSPACE);
+	}
+
+	/**
+	 * Runs the wizard in a dialog.
+	 *
+	 * @generated
+	 */
+	public static void runWizard(Shell shell, Wizard wizard, String settingsKey) {
+		IDialogSettings pluginDialogSettings = UMLDiagramEditorPlugin.getInstance().getDialogSettings();
+		IDialogSettings wizardDialogSettings = pluginDialogSettings.getSection(settingsKey);
+		if (wizardDialogSettings == null) {
+			wizardDialogSettings = pluginDialogSettings.addNewSection(settingsKey);
+		}
+		wizard.setDialogSettings(wizardDialogSettings);
+		WizardDialog dialog = new WizardDialog(shell, wizard);
+		dialog.create();
+		dialog.getShell().setSize(Math.max(500, dialog.getShell().getSize().x), 500);
+		dialog.open();
+	}
+
+	/**
+	 * This method should be called within a workspace modify operation since it creates resources.
+	 *
+	 * @generated
+	 */
+	public static Resource createDiagram(URI diagramURI, URI modelURI, IProgressMonitor progressMonitor) {
+		TransactionalEditingDomain editingDomain = WorkspaceEditingDomainFactory.INSTANCE.createEditingDomain();
+		progressMonitor.beginTask(Messages.UMLDiagramEditorUtil_CreateDiagramProgressTask, 3);
+		final Resource diagramResource = editingDomain.getResourceSet().createResource(diagramURI);
+		final Resource modelResource = editingDomain.getResourceSet().createResource(modelURI);
+		final String diagramName = diagramURI.lastSegment();
+		AbstractTransactionalCommand command = new AbstractTransactionalCommand(editingDomain, Messages.UMLDiagramEditorUtil_CreateDiagramCommandLabel, Collections.EMPTY_LIST) {
+			@Override
+			protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
+				Package model = createInitialModel();
+				attachModelToResource(model, modelResource);
+
+				Diagram diagram = ViewService.createDiagram(
+						model,
+						ModelEditPart.MODEL_ID, UMLDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT);
+				if (diagram != null) {
+					diagramResource.getContents().add(diagram);
+					diagram.setName(diagramName);
+					diagram.setElement(model);
+				}
+
+				try {
+					modelResource.save(org.eclipse.papyrus.uml.diagram.clazz.part.UMLDiagramEditorUtil.getSaveOptions());
+					diagramResource.save(org.eclipse.papyrus.uml.diagram.clazz.part.UMLDiagramEditorUtil.getSaveOptions());
+				} catch (IOException e) {
+
+					UMLDiagramEditorPlugin.getInstance().logError("Unable to store model and diagram resources", e); //$NON-NLS-1$
+				}
+				return CommandResult.newOKCommandResult();
+			}
+		};
+		try {
+			OperationHistoryFactory.getOperationHistory().execute(command, new SubProgressMonitor(progressMonitor, 1), null);
+		} catch (ExecutionException e) {
+			UMLDiagramEditorPlugin.getInstance().logError("Unable to create model and diagram", e); //$NON-NLS-1$
+		}
+		setCharset(WorkspaceSynchronizer.getFile(modelResource));
+		setCharset(WorkspaceSynchronizer.getFile(diagramResource));
+		return diagramResource;
+	}
+
+	/**
+	 * Create a new instance of domain element associated with canvas.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 *
+	 * @generated
+	 */
+	private static Package createInitialModel() {
+		return UMLFactory.eINSTANCE.createPackage();
+	}
+
+	/**
+	 * Store model element in the resource.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 *
+	 * @generated
+	 */
+	private static void attachModelToResource(Package model, Resource resource) {
+		resource.getContents().add(model);
+	}
+
+	/**
+	 * @generated
+	 */
+	public static void selectElementsInDiagram(IDiagramWorkbenchPart diagramPart, List<EditPart> editParts) {
+		diagramPart.getDiagramGraphicalViewer().deselectAll();
+
+		EditPart firstPrimary = null;
+		for (EditPart nextPart : editParts) {
+			diagramPart.getDiagramGraphicalViewer().appendSelection(nextPart);
+			if (firstPrimary == null && nextPart instanceof IPrimaryEditPart) {
+				firstPrimary = nextPart;
+			}
+		}
+
+		if (!editParts.isEmpty()) {
+			diagramPart.getDiagramGraphicalViewer().reveal(firstPrimary != null ? firstPrimary : (EditPart) editParts.get(0));
+		}
+	}
+
+	/**
+	 * @generated
+	 */
+	private static int findElementsInDiagramByID(DiagramEditPart diagramPart, EObject element, List<EditPart> editPartCollector) {
+		IDiagramGraphicalViewer viewer = (IDiagramGraphicalViewer) diagramPart.getViewer();
+		final int intialNumOfEditParts = editPartCollector.size();
+
+		if (element instanceof View) { // support notation element lookup
+			EditPart editPart = (EditPart) viewer.getEditPartRegistry().get(element);
+			if (editPart != null) {
+				editPartCollector.add(editPart);
+				return 1;
+			}
+		}
+
+		String elementID = EMFCoreUtil.getProxyID(element);
+		@SuppressWarnings("unchecked")
+		List<EditPart> associatedParts = viewer.findEditPartsForElement(elementID, IGraphicalEditPart.class);
+		// perform the possible hierarchy disjoint -> take the top-most parts only
+		for (EditPart nextPart : associatedParts) {
+			EditPart parentPart = nextPart.getParent();
+			while (parentPart != null && !associatedParts.contains(parentPart)) {
+				parentPart = parentPart.getParent();
+			}
+			if (parentPart == null) {
+				editPartCollector.add(nextPart);
+			}
+		}
+
+		if (intialNumOfEditParts == editPartCollector.size()) {
+			if (!associatedParts.isEmpty()) {
+				editPartCollector.add(associatedParts.get(0));
+			} else {
+				if (element.eContainer() != null) {
+					return findElementsInDiagramByID(diagramPart, element.eContainer(), editPartCollector);
+				}
+			}
+		}
+		return editPartCollector.size() - intialNumOfEditParts;
+	}
+
+	/**
+	 * @generated
+	 */
+	public static View findView(DiagramEditPart diagramEditPart, EObject targetElement, LazyElement2ViewMap lazyElement2ViewMap) {
+		boolean hasStructuralURI = false;
+		if (targetElement.eResource() instanceof XMLResource) {
+			hasStructuralURI = ((XMLResource) targetElement.eResource()).getID(targetElement) == null;
+		}
+
+		View view = null;
+		LinkedList<EditPart> editPartHolder = new LinkedList<EditPart>();
+		if (hasStructuralURI && !lazyElement2ViewMap.getElement2ViewMap().isEmpty()) {
+			view = lazyElement2ViewMap.getElement2ViewMap().get(targetElement);
+		} else if (findElementsInDiagramByID(diagramEditPart, targetElement, editPartHolder) > 0) {
+			EditPart editPart = editPartHolder.get(0);
+			view = editPart.getModel() instanceof View ? (View) editPart.getModel() : null;
+		}
+
+		return (view == null) ? diagramEditPart.getDiagramView() : view;
+	}
+
+	/**
+	 * XXX This is quite suspicious code (especially editPartTmpHolder) and likely to be removed soon
+	 *
+	 * @generated
+	 */
+	public static class LazyElement2ViewMap {
+
+		/**
+		 * @generated
+		 */
+		private Map<EObject, View> element2ViewMap;
+
+		/**
+		 * @generated
+		 */
+		private View scope;
+
+		/**
+		 * @generated
+		 */
+		private Set<? extends EObject> elementSet;
+
+		/**
+		 * @generated
+		 */
+		public LazyElement2ViewMap(View scope, Set<? extends EObject> elements) {
+			this.scope = scope;
+			this.elementSet = elements;
+		}
+
+		/**
+		 * @generated
+		 */
+		public final Map<EObject, View> getElement2ViewMap() {
+			if (element2ViewMap == null) {
+				element2ViewMap = new HashMap<EObject, View>();
+				// map possible notation elements to itself as these can't be found by view.getElement()
+				for (EObject element : elementSet) {
+					if (element instanceof View) {
+						View view = (View) element;
+						if (view.getDiagram() == scope.getDiagram()) {
+							element2ViewMap.put(element, view); // take only those that part of our diagram
+						}
+					}
+				}
+
+				buildElement2ViewMap(scope, element2ViewMap, elementSet);
+			}
+			return element2ViewMap;
+		}
+
+		/**
+		 * @generated
+		 */
+		private static boolean buildElement2ViewMap(View parentView, Map<EObject, View> element2ViewMap, Set<? extends EObject> elements) {
+			if (elements.size() == element2ViewMap.size()) {
+				return true;
+			}
+
+			if (parentView.isSetElement() && !element2ViewMap.containsKey(parentView.getElement()) && elements.contains(parentView.getElement())) {
+				element2ViewMap.put(parentView.getElement(), parentView);
+				if (elements.size() == element2ViewMap.size()) {
+					return true;
+				}
+			}
+			boolean complete = false;
+			for (Iterator<?> it = parentView.getChildren().iterator(); it.hasNext() && !complete;) {
+				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
+			}
+			for (Iterator<?> it = parentView.getSourceEdges().iterator(); it.hasNext() && !complete;) {
+				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
+			}
+			for (Iterator<?> it = parentView.getTargetEdges().iterator(); it.hasNext() && !complete;) {
+				complete = buildElement2ViewMap((View) it.next(), element2ViewMap, elements);
+			}
+			return complete;
+		}
+	} // LazyElement2ViewMap
+}