plugins/org.eclipse.uml2.uml.edit/src/org/eclipse/uml2/uml/edit/providers/ElementItemProvider.java - uml2/org.eclipse.uml2 - Git at Google

 /*
  * Copyright (c) 2005, 2007 IBM Corporation and others.
  * 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:
  *   IBM - initial API and implementation
  *
  * $Id: ElementItemProvider.java,v 1.16 2007/01/05 21:49:15 khussey Exp $
  */
 package org.eclipse.uml2.uml.edit.providers;

 import java.net.URL;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
 import java.util.MissingResourceException;

 import org.eclipse.emf.common.command.Command;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;

 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.common.util.URI;

 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EReference;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.ecore.provider.EModelElementItemProvider;

 import org.eclipse.emf.ecore.resource.Resource;
 import org.eclipse.emf.ecore.resource.ResourceSet;
 import org.eclipse.emf.ecore.resource.URIConverter;

 import org.eclipse.emf.ecore.util.FeatureMap;
 import org.eclipse.emf.ecore.util.FeatureMapUtil;

 import org.eclipse.emf.edit.command.CommandParameter;
 import org.eclipse.emf.edit.command.CreateChildCommand;
 import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
 import org.eclipse.emf.edit.domain.EditingDomain;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
 import org.eclipse.emf.edit.provider.ComposedImage;
 import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
 import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.IItemPropertySource;
 import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
 import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptorDecorator;
 import org.eclipse.emf.edit.provider.ViewerNotification;

 import org.eclipse.uml2.common.edit.provider.IItemQualifiedTextProvider;
 import org.eclipse.uml2.common.util.UML2Util;
 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.Image;
 import org.eclipse.uml2.uml.NamedElement;
 import org.eclipse.uml2.uml.Stereotype;
 import org.eclipse.uml2.uml.UMLFactory;
 import org.eclipse.uml2.uml.UMLPackage;

 import org.eclipse.uml2.uml.edit.UMLEditPlugin;
 import org.eclipse.uml2.uml.util.UMLUtil;

 /**
  * This is the item provider adapter for a {@link org.eclipse.uml2.uml.Element} object.
  * <!-- begin-user-doc -->
  * @extends IItemQualifiedTextProvider
  * <!-- end-user-doc -->
  * @generated
  */
 public class ElementItemProvider
 		extends EModelElementItemProvider
 		implements IEditingDomainItemProvider, IStructuredItemContentProvider,
 		ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource,
 		IItemQualifiedTextProvider {

 	/**
 	 * This constructs an instance from a factory and a notifier.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public ElementItemProvider(AdapterFactory adapterFactory) {
 		super(adapterFactory);
 	}

 	/**
 	 * This returns the property descriptors for the adapted class.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
 		if (itemPropertyDescriptors == null) {
 			super.getPropertyDescriptors(object);

 			addOwnedElementPropertyDescriptor(object);
 			addOwnerPropertyDescriptor(object);
 			addOwnedCommentPropertyDescriptor(object);
 		}
 		return itemPropertyDescriptors;
 	}

 	/**
 	 * This adds a property descriptor for the Owned Element feature.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected void addOwnedElementPropertyDescriptor(Object object) {
 		itemPropertyDescriptors
 			.add(createItemPropertyDescriptor(
 				((ComposeableAdapterFactory) adapterFactory)
 					.getRootAdapterFactory(),
 				getResourceLocator(),
 				getString("_UI_Element_ownedElement_feature"), //$NON-NLS-1$
 				getString(
 					"_UI_PropertyDescriptor_description", "_UI_Element_ownedElement_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
 				UMLPackage.Literals.ELEMENT__OWNED_ELEMENT, false, false,
 				false, null, null,
 				new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
 				}));
 	}

 	/**
 	 * This adds a property descriptor for the Owner feature.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected void addOwnerPropertyDescriptor(Object object) {
 		itemPropertyDescriptors
 			.add(createItemPropertyDescriptor(
 				((ComposeableAdapterFactory) adapterFactory)
 					.getRootAdapterFactory(),
 				getResourceLocator(),
 				getString("_UI_Element_owner_feature"), //$NON-NLS-1$
 				getString(
 					"_UI_PropertyDescriptor_description", "_UI_Element_owner_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
 				UMLPackage.Literals.ELEMENT__OWNER, false, false, false, null,
 				null, new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
 				}));
 	}

 	/**
 	 * This adds a property descriptor for the Owned Comment feature.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected void addOwnedCommentPropertyDescriptor(Object object) {
 		itemPropertyDescriptors
 			.add(createItemPropertyDescriptor(
 				((ComposeableAdapterFactory) adapterFactory)
 					.getRootAdapterFactory(),
 				getResourceLocator(),
 				getString("_UI_Element_ownedComment_feature"), //$NON-NLS-1$
 				getString(
 					"_UI_PropertyDescriptor_description", "_UI_Element_ownedComment_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
 				UMLPackage.Literals.ELEMENT__OWNED_COMMENT, true, false, true,
 				null, null,
 				new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
 				}));
 	}

 	/**
 	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
 	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
 	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public Collection<? extends EStructuralFeature> getChildrenFeatures(
 			Object object) {
 		if (childrenFeatures == null) {
 			super.getChildrenFeatures(object);
 			childrenFeatures.add(UMLPackage.Literals.ELEMENT__OWNED_COMMENT);
 		}
 		return childrenFeatures;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	protected EStructuralFeature getChildFeature(Object object, Object child) {
 		// Check the type of the specified child object and return the proper feature to use for
 		// adding (see {@link AddCommand}) it as a child.

 		return super.getChildFeature(object, child);
 	}

 	/**
 	 * This returns the label text for the adapted class.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public String getText(Object object) {
 		return getString("_UI_Element_type"); //$NON-NLS-1$
 	}

 	/**
 	 * This handles model notifications by calling {@link #updateChildren} to update any cached
 	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void notifyChanged(Notification notification) {
 		updateChildren(notification);

 		switch (notification.getFeatureID(Element.class)) {
 			case UMLPackage.ELEMENT__OWNED_COMMENT :
 				fireNotifyChanged(new ViewerNotification(notification,
 					notification.getNotifier(), true, false));
 				return;
 		}
 		super.notifyChanged(notification);
 	}

 	/**
 	 * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
 	 * describing all of the children that can be created under this object.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	protected void collectNewChildDescriptors(
 			Collection<CommandParameter> newChildDescriptors, Object object) {
 		super.collectNewChildDescriptors(newChildDescriptors, object);

 		newChildDescriptors.add(createChildParameter(
 			UMLPackage.Literals.ELEMENT__OWNED_COMMENT, UMLFactory.eINSTANCE
 				.createComment()));
 	}

 	/**
 	 * This returns the icon image for {@link org.eclipse.emf.edit.command.CreateChildCommand}.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated NOT
 	 */
 	@Override
 	public Object getCreateChildImage(Object owner, Object feature,
 			Object child, Collection<?> selection) {

 		if (feature instanceof EStructuralFeature
 			&& FeatureMapUtil.isFeatureMap((EStructuralFeature) feature)) {

 			FeatureMap.Entry entry = (FeatureMap.Entry) child;
 			feature = entry.getEStructuralFeature();
 			child = entry.getValue();
 		}

 		if (feature instanceof EReference && child instanceof EObject) {
 			String name = "full/obj16/" + ((EObject) child).eClass().getName(); //$NON-NLS-1$

 			try {
 				List<Object> images = new ArrayList<Object>();
 				ResourceLocator resourceLocator = getResourceLocator();
 				images.add(resourceLocator.getImage(name));
 				images.add(resourceLocator.getImage("full/ovr16/CreateChild")); //$NON-NLS-1$

 				return new ComposedImage(images) {

 					@Override
 					public List<Point> getDrawPoints(Size size) {
 						List<Point> result = super.getDrawPoints(size);
 						result.get(1).x = size.width - 7;
 						return result;
 					}
 				};
 			} catch (Exception e) {
 				UMLEditPlugin.INSTANCE.log(e);
 			}
 		}

 		return super.getCreateChildImage(owner, feature, child, selection);
 	}

 	/**
 	 * Return the resource locator for this item provider's resources.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public ResourceLocator getResourceLocator() {
 		return UMLEditPlugin.INSTANCE;
 	}

 	@Override
 	public Object getParent(Object object) {
 		EObject eContainer = ((EObject) object).eContainer();
 		Element baseElement = eContainer == null
 			? null
 			: UMLUtil.getBaseElement(eContainer);

 		return baseElement == null
 			? super.getParent(object)
 			: baseElement;
 	}

 	@Override
 	public Collection<?> getChildren(Object object) {
 		List<Object> children = new ArrayList<Object>(super.getChildren(object));

 		for (EObject stereotypeApplication : ((Element) object)
 			.getStereotypeApplications()) {

 			ITreeItemContentProvider treeItemContentProvider = (ITreeItemContentProvider) adapterFactory
 				.adapt(stereotypeApplication, ITreeItemContentProvider.class);

 			if (treeItemContentProvider != null) {
 				children.addAll(treeItemContentProvider
 					.getChildren(stereotypeApplication));
 			}
 		}

 		return children;
 	}

 	@Override
 	public Collection<CommandParameter> getNewChildDescriptors(Object object,
 			EditingDomain editingDomain, Object sibling) {
 		List<CommandParameter> newChildDescriptors = new ArrayList<CommandParameter>(
 			super.getNewChildDescriptors(object, editingDomain, sibling));

 		for (EObject stereotypeApplication : ((Element) object)
 			.getStereotypeApplications()) {

 			IEditingDomainItemProvider editingDomainItemProvider = (IEditingDomainItemProvider) adapterFactory
 				.adapt(stereotypeApplication, IEditingDomainItemProvider.class);

 			if (editingDomainItemProvider != null) {

 				for (CommandParameter newChildDescriptor : editingDomainItemProvider
 					.getNewChildDescriptors(stereotypeApplication,
 						editingDomain, null)) {

 					newChildDescriptor.setOwner(stereotypeApplication);
 					newChildDescriptors.add(newChildDescriptor);
 				}
 			}
 		}

 		return newChildDescriptors;
 	}

 	public List<IItemPropertyDescriptor> getStereotypeApplicationPropertyDescriptors(
 			Object object) {
 		EList<EObject> stereotypeApplications = ((Element) object)
 			.getStereotypeApplications();

 		if (stereotypeApplications.isEmpty()) {
 			return null;
 		} else {
 			List<IItemPropertyDescriptor> stereotypeApplicationPropertyDescriptors = new ArrayList<IItemPropertyDescriptor>();

 			for (EObject stereotypeApplication : stereotypeApplications) {
 				IItemPropertySource itemPropertySource = (IItemPropertySource) adapterFactory
 					.adapt(stereotypeApplication, IItemPropertySource.class);

 				if (itemPropertySource != null) {

 					for (IItemPropertyDescriptor propertyDescriptor : itemPropertySource
 						.getPropertyDescriptors(stereotypeApplication)) {

 						stereotypeApplicationPropertyDescriptors
 							.add(new ItemPropertyDescriptorDecorator(
 								stereotypeApplication, propertyDescriptor));
 					}
 				}
 			}

 			return stereotypeApplicationPropertyDescriptors;
 		}
 	}

 	public IItemPropertyDescriptor getStereotypeApplicationPropertyDescriptor(
 			Object object, Object propertyId) {

 		for (IItemPropertyDescriptor itemPropertyDescriptor : getStereotypeApplicationPropertyDescriptors(object)) {

 			if (propertyId.equals(itemPropertyDescriptor.getId(object))) {
 				return itemPropertyDescriptor;
 			}
 		}

 		return null;
 	}

 	@Override
 	public Command createCommand(Object object, EditingDomain domain,
 			Class<? extends Command> commandClass,
 			CommandParameter commandParameter) {

 		if (commandClass == CreateChildCommand.class) {
 			EObject eOwner = ((CommandParameter) unwrapCommandValues(
 				commandParameter, commandClass).getValue()).getEOwner();

 			if (eOwner != null && eOwner != object) {
 				IEditingDomainItemProvider editingDomainItemProvider = (IEditingDomainItemProvider) adapterFactory
 					.adapt(eOwner, IEditingDomainItemProvider.class);

 				if (editingDomainItemProvider != null) {
 					commandParameter.setOwner(eOwner);
 					return editingDomainItemProvider.createCommand(eOwner,
 						domain, commandClass, commandParameter);
 				}
 			}
 		}

 		return super.createCommand(object, domain, commandClass,
 			commandParameter);
 	}

 	@Override
 	protected boolean shouldTranslate() {
 		return UMLEditPlugin.INSTANCE.shouldTranslate();
 	}

 	public String getQualifiedText(Object object) {
 		return UML2Util.getQualifiedText((EObject) object,
 			new UMLUtil.QualifiedTextProvider() {

 				@Override
 				public String getFeatureText(
 						EStructuralFeature eStructuralFeature) {
 					return ElementItemProvider.this
 						.getFeatureText(eStructuralFeature);
 				}

 				@Override
 				public String getClassText(EObject eObject) {
 					return getTypeText(eObject);
 				}

 			});
 	}

 	protected StringBuffer appendKeywords(StringBuffer text, Object object) {

 		if (object instanceof Element) {
 			Element element = (Element) object;

 			Iterator<Stereotype> appliedStereotypes = element
 				.getAppliedStereotypes().iterator();
 			Iterator<String> keywords = element.getKeywords().iterator();

 			if (appliedStereotypes.hasNext() || keywords.hasNext()) {

 				if (text.length() > 0) {
 					text.append(' ');
 				}

 				text.append("<<"); //$NON-NLS-1$

 				while (appliedStereotypes.hasNext()) {
 					text.append(appliedStereotypes.next().getKeyword(
 						shouldTranslate()));

 					if (appliedStereotypes.hasNext() || keywords.hasNext()) {
 						text.append(", "); //$NON-NLS-1$
 					}
 				}

 				while (keywords.hasNext()) {
 					text.append(keywords.next());

 					if (keywords.hasNext()) {
 						text.append(", "); //$NON-NLS-1$
 					}
 				}

 				text.append(">>"); //$NON-NLS-1$
 			}
 		}

 		return text;
 	}

 	protected StringBuffer appendType(StringBuffer text, Object object) {

 		if (text.length() > 0) {
 			text.append(' ');
 		}

 		return text.append('<').append(getTypeText(object)).append('>');
 	}

 	protected boolean shouldAppendType() {
 		return true;
 	}

 	protected StringBuffer appendType(StringBuffer text, String key) {

 		if (shouldAppendType()) {

 			if (text.length() > 0) {
 				text.append(' ');
 			}

 			text.append('<').append(getString(key)).append('>');
 		}

 		return text;
 	}

 	protected StringBuffer appendLabel(StringBuffer text, Object object) {
 		return object instanceof NamedElement
 			? appendString(text, ((NamedElement) object)
 				.getLabel(shouldTranslate()))
 			: text;
 	}

 	protected StringBuffer appendString(StringBuffer text, String string) {

 		if (!UML2Util.isEmpty(string)) {

 			if (text.length() > 0) {
 				text.append(' ');
 			}

 			text.append(string);
 		}

 		return text;
 	}

 	protected String getTypeText(ResourceLocator resourceLocator, EClass eClass) {

 		if (resourceLocator != null) {
 			String typeKey = eClass.getName();

 			try {
 				return resourceLocator.getString("_UI_" + typeKey + "_type"); //$NON-NLS-1$ //$NON-NLS-2$
 			} catch (MissingResourceException mre) {
 				return typeKey;
 			}
 		}

 		return getString("_UI_Unknown_type"); //$NON-NLS-1$
 	}

 	@Override
 	protected String getFeatureText(Object feature) {
 		String featureKey = "Unknown"; //$NON-NLS-1$

 		if (feature instanceof EStructuralFeature) {
 			EStructuralFeature eFeature = (EStructuralFeature) feature;
 			featureKey = eFeature.getEContainingClass().getName() + "_" //$NON-NLS-1$
 				+ eFeature.getName();
 		}

 		try {
 			return getResourceLocator().getString(
 				"_UI_" + featureKey + "_feature"); //$NON-NLS-1$ //$NON-NLS-2$
 		} catch (MissingResourceException mre) {
 			return featureKey;
 		}
 	}

 	@Override
 	protected ItemPropertyDescriptor createItemPropertyDescriptor(
 			AdapterFactory adapterFactory, ResourceLocator resourceLocator,
 			String displayName, String description, EStructuralFeature feature,
 			boolean isSettable, boolean multiLine, boolean sortChoices,
 			Object staticImage, String category, String[] filterFlags) {
 		return new UMLItemPropertyDescriptor(adapterFactory, resourceLocator,
 			displayName, description, feature, isSettable, multiLine,
 			sortChoices, staticImage, category, filterFlags);
 	}

 	protected ComposedImage getComposedImage(Object object, Object image) {
 		List<Object> images = new ArrayList<Object>();
 		images.add(image);
 		return new ComposedImage(images);
 	}

 	@Override
 	protected Object overlayImage(Object object, Object image) {
 		ComposedImage composedImage = getComposedImage(object, image);
 		Collection<Object> images = composedImage.getImages();

 		if (object instanceof Element) {
 			Element element = (Element) object;

 			for (Stereotype appliedStereotype : element.getAppliedStereotypes()) {
 				Resource eResource = appliedStereotype.eResource();

 				if (eResource != null) {
 					ResourceSet resourceSet = eResource.getResourceSet();

 					if (resourceSet != null) {
 						URIConverter uriConverter = resourceSet
 							.getURIConverter();
 						URI normalizedURI = uriConverter.normalize(eResource
 							.getURI());

 						for (Image icon : appliedStereotype.getIcons()) {
 							String location = icon.getLocation();

 							if (!UML2Util.isEmpty(location)
 								&& location.indexOf("ovr16") != -1) { //$NON-NLS-1$

 								URI uri = URI.createURI(location).resolve(
 									normalizedURI);

 								try {
 									URL url = new URL(uriConverter.normalize(
 										uri).toString());
 									url.openStream().close();
 									images.add(url);
 								} catch (Exception e) {
 									// ignore
 								}
 							}
 						}
 					}
 				}
 			}
 		}

 		if (AdapterFactoryEditingDomain.isControlled(object)) {
 			images.add(getResourceLocator().getImage(
 				"full/ovr16/ControlledObject")); //$NON-NLS-1$
 		}

 		return composedImage;
 	}

 }
	/*
	* Copyright (c) 2005, 2007 IBM Corporation and others.
	* 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:
	* IBM - initial API and implementation
	*
	* $Id: ElementItemProvider.java,v 1.16 2007/01/05 21:49:15 khussey Exp $
	*/
	package org.eclipse.uml2.uml.edit.providers;

	import java.net.URL;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Iterator;
	import java.util.List;
	import java.util.MissingResourceException;

	import org.eclipse.emf.common.command.Command;
	import org.eclipse.emf.common.notify.AdapterFactory;
	import org.eclipse.emf.common.notify.Notification;

	import org.eclipse.emf.common.util.EList;
	import org.eclipse.emf.common.util.ResourceLocator;
	import org.eclipse.emf.common.util.URI;

	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.ecore.EReference;
	import org.eclipse.emf.ecore.EStructuralFeature;
	import org.eclipse.emf.ecore.provider.EModelElementItemProvider;

	import org.eclipse.emf.ecore.resource.Resource;
	import org.eclipse.emf.ecore.resource.ResourceSet;
	import org.eclipse.emf.ecore.resource.URIConverter;

	import org.eclipse.emf.ecore.util.FeatureMap;
	import org.eclipse.emf.ecore.util.FeatureMapUtil;

	import org.eclipse.emf.edit.command.CommandParameter;
	import org.eclipse.emf.edit.command.CreateChildCommand;
	import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
	import org.eclipse.emf.edit.domain.EditingDomain;
	import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
	import org.eclipse.emf.edit.provider.ComposedImage;
	import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
	import org.eclipse.emf.edit.provider.IItemLabelProvider;
	import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
	import org.eclipse.emf.edit.provider.IItemPropertySource;
	import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
	import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
	import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
	import org.eclipse.emf.edit.provider.ItemPropertyDescriptorDecorator;
	import org.eclipse.emf.edit.provider.ViewerNotification;

	import org.eclipse.uml2.common.edit.provider.IItemQualifiedTextProvider;
	import org.eclipse.uml2.common.util.UML2Util;
	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.Image;
	import org.eclipse.uml2.uml.NamedElement;
	import org.eclipse.uml2.uml.Stereotype;
	import org.eclipse.uml2.uml.UMLFactory;
	import org.eclipse.uml2.uml.UMLPackage;

	import org.eclipse.uml2.uml.edit.UMLEditPlugin;
	import org.eclipse.uml2.uml.util.UMLUtil;

	/**
	* This is the item provider adapter for a {@link org.eclipse.uml2.uml.Element} object.
	* <!-- begin-user-doc -->
	* @extends IItemQualifiedTextProvider
	* <!-- end-user-doc -->
	* @generated
	*/
	public class ElementItemProvider
	extends EModelElementItemProvider
	implements IEditingDomainItemProvider, IStructuredItemContentProvider,
	ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource,
	IItemQualifiedTextProvider {

	/**
	* This constructs an instance from a factory and a notifier.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public ElementItemProvider(AdapterFactory adapterFactory) {
	super(adapterFactory);
	}

	/**
	* This returns the property descriptors for the adapted class.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
	if (itemPropertyDescriptors == null) {
	super.getPropertyDescriptors(object);

	addOwnedElementPropertyDescriptor(object);
	addOwnerPropertyDescriptor(object);
	addOwnedCommentPropertyDescriptor(object);
	}
	return itemPropertyDescriptors;
	}

	/**
	* This adds a property descriptor for the Owned Element feature.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected void addOwnedElementPropertyDescriptor(Object object) {
	itemPropertyDescriptors
	.add(createItemPropertyDescriptor(
	((ComposeableAdapterFactory) adapterFactory)
	.getRootAdapterFactory(),
	getResourceLocator(),
	getString("_UI_Element_ownedElement_feature"), //$NON-NLS-1$
	getString(
	"_UI_PropertyDescriptor_description", "_UI_Element_ownedElement_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	UMLPackage.Literals.ELEMENT__OWNED_ELEMENT, false, false,
	false, null, null,
	new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
	}));
	}

	/**
	* This adds a property descriptor for the Owner feature.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected void addOwnerPropertyDescriptor(Object object) {
	itemPropertyDescriptors
	.add(createItemPropertyDescriptor(
	((ComposeableAdapterFactory) adapterFactory)
	.getRootAdapterFactory(),
	getResourceLocator(),
	getString("_UI_Element_owner_feature"), //$NON-NLS-1$
	getString(
	"_UI_PropertyDescriptor_description", "_UI_Element_owner_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	UMLPackage.Literals.ELEMENT__OWNER, false, false, false, null,
	null, new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
	}));
	}

	/**
	* This adds a property descriptor for the Owned Comment feature.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected void addOwnedCommentPropertyDescriptor(Object object) {
	itemPropertyDescriptors
	.add(createItemPropertyDescriptor(
	((ComposeableAdapterFactory) adapterFactory)
	.getRootAdapterFactory(),
	getResourceLocator(),
	getString("_UI_Element_ownedComment_feature"), //$NON-NLS-1$
	getString(
	"_UI_PropertyDescriptor_description", "_UI_Element_ownedComment_feature", "_UI_Element_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	UMLPackage.Literals.ELEMENT__OWNED_COMMENT, true, false, true,
	null, null,
	new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
	}));
	}

	/**
	* This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
	* {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
	* {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public Collection<? extends EStructuralFeature> getChildrenFeatures(
	Object object) {
	if (childrenFeatures == null) {
	super.getChildrenFeatures(object);
	childrenFeatures.add(UMLPackage.Literals.ELEMENT__OWNED_COMMENT);
	}
	return childrenFeatures;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	protected EStructuralFeature getChildFeature(Object object, Object child) {
	// Check the type of the specified child object and return the proper feature to use for
	// adding (see {@link AddCommand}) it as a child.

	return super.getChildFeature(object, child);
	}

	/**
	* This returns the label text for the adapted class.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public String getText(Object object) {
	return getString("_UI_Element_type"); //$NON-NLS-1$
	}

	/**
	* This handles model notifications by calling {@link #updateChildren} to update any cached
	* children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void notifyChanged(Notification notification) {
	updateChildren(notification);

	switch (notification.getFeatureID(Element.class)) {
	case UMLPackage.ELEMENT__OWNED_COMMENT :
	fireNotifyChanged(new ViewerNotification(notification,
	notification.getNotifier(), true, false));
	return;
	}
	super.notifyChanged(notification);
	}

	/**
	* This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
	* describing all of the children that can be created under this object.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	protected void collectNewChildDescriptors(
	Collection<CommandParameter> newChildDescriptors, Object object) {
	super.collectNewChildDescriptors(newChildDescriptors, object);

	newChildDescriptors.add(createChildParameter(
	UMLPackage.Literals.ELEMENT__OWNED_COMMENT, UMLFactory.eINSTANCE
	.createComment()));
	}

	/**
	* This returns the icon image for {@link org.eclipse.emf.edit.command.CreateChildCommand}.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated NOT
	*/
	@Override
	public Object getCreateChildImage(Object owner, Object feature,
	Object child, Collection<?> selection) {

	if (feature instanceof EStructuralFeature
	&& FeatureMapUtil.isFeatureMap((EStructuralFeature) feature)) {

	FeatureMap.Entry entry = (FeatureMap.Entry) child;
	feature = entry.getEStructuralFeature();
	child = entry.getValue();
	}

	if (feature instanceof EReference && child instanceof EObject) {
	String name = "full/obj16/" + ((EObject) child).eClass().getName(); //$NON-NLS-1$

	try {
	List<Object> images = new ArrayList<Object>();
	ResourceLocator resourceLocator = getResourceLocator();
	images.add(resourceLocator.getImage(name));
	images.add(resourceLocator.getImage("full/ovr16/CreateChild")); //$NON-NLS-1$

	return new ComposedImage(images) {

	@Override
	public List<Point> getDrawPoints(Size size) {
	List<Point> result = super.getDrawPoints(size);
	result.get(1).x = size.width - 7;
	return result;
	}
	};
	} catch (Exception e) {
	UMLEditPlugin.INSTANCE.log(e);
	}
	}

	return super.getCreateChildImage(owner, feature, child, selection);
	}

	/**
	* Return the resource locator for this item provider's resources.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public ResourceLocator getResourceLocator() {
	return UMLEditPlugin.INSTANCE;
	}

	@Override
	public Object getParent(Object object) {
	EObject eContainer = ((EObject) object).eContainer();
	Element baseElement = eContainer == null
	? null
	: UMLUtil.getBaseElement(eContainer);

	return baseElement == null
	? super.getParent(object)
	: baseElement;
	}

	@Override
	public Collection<?> getChildren(Object object) {
	List<Object> children = new ArrayList<Object>(super.getChildren(object));

	for (EObject stereotypeApplication : ((Element) object)
	.getStereotypeApplications()) {

	ITreeItemContentProvider treeItemContentProvider = (ITreeItemContentProvider) adapterFactory
	.adapt(stereotypeApplication, ITreeItemContentProvider.class);

	if (treeItemContentProvider != null) {
	children.addAll(treeItemContentProvider
	.getChildren(stereotypeApplication));
	}
	}

	return children;
	}

	@Override
	public Collection<CommandParameter> getNewChildDescriptors(Object object,
	EditingDomain editingDomain, Object sibling) {
	List<CommandParameter> newChildDescriptors = new ArrayList<CommandParameter>(
	super.getNewChildDescriptors(object, editingDomain, sibling));

	for (EObject stereotypeApplication : ((Element) object)
	.getStereotypeApplications()) {

	IEditingDomainItemProvider editingDomainItemProvider = (IEditingDomainItemProvider) adapterFactory
	.adapt(stereotypeApplication, IEditingDomainItemProvider.class);

	if (editingDomainItemProvider != null) {

	for (CommandParameter newChildDescriptor : editingDomainItemProvider
	.getNewChildDescriptors(stereotypeApplication,
	editingDomain, null)) {

	newChildDescriptor.setOwner(stereotypeApplication);
	newChildDescriptors.add(newChildDescriptor);
	}
	}
	}

	return newChildDescriptors;
	}

	public List<IItemPropertyDescriptor> getStereotypeApplicationPropertyDescriptors(
	Object object) {
	EList<EObject> stereotypeApplications = ((Element) object)
	.getStereotypeApplications();

	if (stereotypeApplications.isEmpty()) {
	return null;
	} else {
	List<IItemPropertyDescriptor> stereotypeApplicationPropertyDescriptors = new ArrayList<IItemPropertyDescriptor>();

	for (EObject stereotypeApplication : stereotypeApplications) {
	IItemPropertySource itemPropertySource = (IItemPropertySource) adapterFactory
	.adapt(stereotypeApplication, IItemPropertySource.class);

	if (itemPropertySource != null) {

	for (IItemPropertyDescriptor propertyDescriptor : itemPropertySource
	.getPropertyDescriptors(stereotypeApplication)) {

	stereotypeApplicationPropertyDescriptors
	.add(new ItemPropertyDescriptorDecorator(
	stereotypeApplication, propertyDescriptor));
	}
	}
	}

	return stereotypeApplicationPropertyDescriptors;
	}
	}

	public IItemPropertyDescriptor getStereotypeApplicationPropertyDescriptor(
	Object object, Object propertyId) {

	for (IItemPropertyDescriptor itemPropertyDescriptor : getStereotypeApplicationPropertyDescriptors(object)) {

	if (propertyId.equals(itemPropertyDescriptor.getId(object))) {
	return itemPropertyDescriptor;
	}
	}

	return null;
	}

	@Override
	public Command createCommand(Object object, EditingDomain domain,
	Class<? extends Command> commandClass,
	CommandParameter commandParameter) {

	if (commandClass == CreateChildCommand.class) {
	EObject eOwner = ((CommandParameter) unwrapCommandValues(
	commandParameter, commandClass).getValue()).getEOwner();

	if (eOwner != null && eOwner != object) {
	IEditingDomainItemProvider editingDomainItemProvider = (IEditingDomainItemProvider) adapterFactory
	.adapt(eOwner, IEditingDomainItemProvider.class);

	if (editingDomainItemProvider != null) {
	commandParameter.setOwner(eOwner);
	return editingDomainItemProvider.createCommand(eOwner,
	domain, commandClass, commandParameter);
	}
	}
	}

	return super.createCommand(object, domain, commandClass,
	commandParameter);
	}

	@Override
	protected boolean shouldTranslate() {
	return UMLEditPlugin.INSTANCE.shouldTranslate();
	}

	public String getQualifiedText(Object object) {
	return UML2Util.getQualifiedText((EObject) object,
	new UMLUtil.QualifiedTextProvider() {

	@Override
	public String getFeatureText(
	EStructuralFeature eStructuralFeature) {
	return ElementItemProvider.this
	.getFeatureText(eStructuralFeature);
	}

	@Override
	public String getClassText(EObject eObject) {
	return getTypeText(eObject);
	}

	});
	}

	protected StringBuffer appendKeywords(StringBuffer text, Object object) {

	if (object instanceof Element) {
	Element element = (Element) object;

	Iterator<Stereotype> appliedStereotypes = element
	.getAppliedStereotypes().iterator();
	Iterator<String> keywords = element.getKeywords().iterator();

	if (appliedStereotypes.hasNext() \|\| keywords.hasNext()) {

	if (text.length() > 0) {
	text.append(' ');
	}

	text.append("<<"); //$NON-NLS-1$

	while (appliedStereotypes.hasNext()) {
	text.append(appliedStereotypes.next().getKeyword(
	shouldTranslate()));

	if (appliedStereotypes.hasNext() \|\| keywords.hasNext()) {
	text.append(", "); //$NON-NLS-1$
	}
	}

	while (keywords.hasNext()) {
	text.append(keywords.next());

	if (keywords.hasNext()) {
	text.append(", "); //$NON-NLS-1$
	}
	}

	text.append(">>"); //$NON-NLS-1$
	}
	}

	return text;
	}

	protected StringBuffer appendType(StringBuffer text, Object object) {

	if (text.length() > 0) {
	text.append(' ');
	}

	return text.append('<').append(getTypeText(object)).append('>');
	}

	protected boolean shouldAppendType() {
	return true;
	}

	protected StringBuffer appendType(StringBuffer text, String key) {

	if (shouldAppendType()) {

	if (text.length() > 0) {
	text.append(' ');
	}

	text.append('<').append(getString(key)).append('>');
	}

	return text;
	}

	protected StringBuffer appendLabel(StringBuffer text, Object object) {
	return object instanceof NamedElement
	? appendString(text, ((NamedElement) object)
	.getLabel(shouldTranslate()))
	: text;
	}

	protected StringBuffer appendString(StringBuffer text, String string) {

	if (!UML2Util.isEmpty(string)) {

	if (text.length() > 0) {
	text.append(' ');
	}

	text.append(string);
	}

	return text;
	}

	protected String getTypeText(ResourceLocator resourceLocator, EClass eClass) {

	if (resourceLocator != null) {
	String typeKey = eClass.getName();

	try {
	return resourceLocator.getString("_UI_" + typeKey + "_type"); //$NON-NLS-1$ //$NON-NLS-2$
	} catch (MissingResourceException mre) {
	return typeKey;
	}
	}

	return getString("_UI_Unknown_type"); //$NON-NLS-1$
	}

	@Override
	protected String getFeatureText(Object feature) {
	String featureKey = "Unknown"; //$NON-NLS-1$

	if (feature instanceof EStructuralFeature) {
	EStructuralFeature eFeature = (EStructuralFeature) feature;
	featureKey = eFeature.getEContainingClass().getName() + "_" //$NON-NLS-1$
	+ eFeature.getName();
	}

	try {
	return getResourceLocator().getString(
	"_UI_" + featureKey + "_feature"); //$NON-NLS-1$ //$NON-NLS-2$
	} catch (MissingResourceException mre) {
	return featureKey;
	}
	}

	@Override
	protected ItemPropertyDescriptor createItemPropertyDescriptor(
	AdapterFactory adapterFactory, ResourceLocator resourceLocator,
	String displayName, String description, EStructuralFeature feature,
	boolean isSettable, boolean multiLine, boolean sortChoices,
	Object staticImage, String category, String[] filterFlags) {
	return new UMLItemPropertyDescriptor(adapterFactory, resourceLocator,
	displayName, description, feature, isSettable, multiLine,
	sortChoices, staticImage, category, filterFlags);
	}

	protected ComposedImage getComposedImage(Object object, Object image) {
	List<Object> images = new ArrayList<Object>();
	images.add(image);
	return new ComposedImage(images);
	}

	@Override
	protected Object overlayImage(Object object, Object image) {
	ComposedImage composedImage = getComposedImage(object, image);
	Collection<Object> images = composedImage.getImages();

	if (object instanceof Element) {
	Element element = (Element) object;

	for (Stereotype appliedStereotype : element.getAppliedStereotypes()) {
	Resource eResource = appliedStereotype.eResource();

	if (eResource != null) {
	ResourceSet resourceSet = eResource.getResourceSet();

	if (resourceSet != null) {
	URIConverter uriConverter = resourceSet
	.getURIConverter();
	URI normalizedURI = uriConverter.normalize(eResource
	.getURI());

	for (Image icon : appliedStereotype.getIcons()) {
	String location = icon.getLocation();

	if (!UML2Util.isEmpty(location)
	&& location.indexOf("ovr16") != -1) { //$NON-NLS-1$

	URI uri = URI.createURI(location).resolve(
	normalizedURI);

	try {
	URL url = new URL(uriConverter.normalize(
	uri).toString());
	url.openStream().close();
	images.add(url);
	} catch (Exception e) {
	// ignore
	}
	}
	}
	}
	}
	}
	}

	if (AdapterFactoryEditingDomain.isControlled(object)) {
	images.add(getResourceLocator().getImage(
	"full/ovr16/ControlledObject")); //$NON-NLS-1$
	}

	return composedImage;
	}

	}