plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/internal/impl/ElementImportImpl.java - uml2/org.eclipse.uml2.test - Git at Google

 /*
  * Copyright (c) 2005 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: ElementImportImpl.java,v 1.1 2005/11/14 22:26:03 khussey Exp $
  */
 package org.eclipse.uml2.uml.internal.impl;

 import java.util.Collection;
 import java.util.List;
 import java.util.Map;

 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.notify.NotificationChain;

 import org.eclipse.emf.common.util.DiagnosticChain;

 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.ecore.InternalEObject;

 import org.eclipse.emf.ecore.impl.ENotificationImpl;

 import org.eclipse.emf.ecore.util.EcoreUtil;
 import org.eclipse.emf.ecore.util.InternalEList;

 import org.eclipse.uml2.common.util.DerivedUnionEObjectEList;

 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.ElementImport;
 import org.eclipse.uml2.uml.Namespace;
 import org.eclipse.uml2.uml.PackageableElement;
 import org.eclipse.uml2.uml.UMLPackage;
 import org.eclipse.uml2.uml.VisibilityKind;

 import org.eclipse.uml2.uml.internal.operations.ElementImportOperations;

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Element Import</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * <ul>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getTargets <em>Target</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getSources <em>Source</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getVisibility <em>Visibility</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getAlias <em>Alias</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getImportedElement <em>Imported Element</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getImportingNamespace <em>Importing Namespace</em>}</li>
  * </ul>
  * </p>
  *
  * @generated
  */
 public class ElementImportImpl
 		extends DirectedRelationshipImpl
 		implements ElementImport {

 	/**
 	 * The default value of the '{@link #getVisibility() <em>Visibility</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getVisibility()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final VisibilityKind VISIBILITY_EDEFAULT = VisibilityKind.PUBLIC_LITERAL;

 	/**
 	 * The default value of the '{@link #getAlias() <em>Alias</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getAlias()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final String ALIAS_EDEFAULT = null;

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected ElementImportImpl() {
 		super();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected EClass eStaticClass() {
 		return UMLPackage.eINSTANCE.getElementImport();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public List getTargets() {
 		List target = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__TARGET);
 		if (target == null) {
 			eVirtualSet(UMLPackage.ELEMENT_IMPORT__TARGET,
 				target = new DerivedUnionEObjectEList(Element.class, this,
 					UMLPackage.ELEMENT_IMPORT__TARGET,
 					new EStructuralFeature[]{UMLPackage.eINSTANCE
 						.getElementImport_ImportedElement()}));
 		}
 		return target;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public List getSources() {
 		List source = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__SOURCE);
 		if (source == null) {
 			eVirtualSet(UMLPackage.ELEMENT_IMPORT__SOURCE,
 				source = new DerivedUnionEObjectEList(Element.class, this,
 					UMLPackage.ELEMENT_IMPORT__SOURCE,
 					new EStructuralFeature[]{UMLPackage.eINSTANCE
 						.getElementImport_ImportingNamespace()}));
 		}
 		return source;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public VisibilityKind getVisibility() {
 		VisibilityKind visibility = (VisibilityKind) eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY);
 		return visibility == null
 			? VISIBILITY_EDEFAULT
 			: visibility;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setVisibility(VisibilityKind newVisibility) {
 		VisibilityKind visibility = newVisibility == null
 			? VISIBILITY_EDEFAULT
 			: newVisibility;
 		Object oldVisibility = eVirtualSet(
 			UMLPackage.ELEMENT_IMPORT__VISIBILITY, visibility);
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.ELEMENT_IMPORT__VISIBILITY,
 				oldVisibility == EVIRTUAL_NO_VALUE
 					? VISIBILITY_EDEFAULT
 					: oldVisibility, visibility));

 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public String getAlias() {
 		String alias = (String) eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS);
 		return alias == null
 			? ALIAS_EDEFAULT
 			: alias;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setAlias(String newAlias) {
 		newAlias = newAlias == null
 			? ALIAS_EDEFAULT
 			: newAlias;
 		String alias = newAlias;
 		Object oldAlias = eVirtualSet(UMLPackage.ELEMENT_IMPORT__ALIAS, alias);
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.ELEMENT_IMPORT__ALIAS, oldAlias == EVIRTUAL_NO_VALUE
 					? ALIAS_EDEFAULT
 					: oldAlias, alias));

 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public PackageableElement getImportedElement() {
 		PackageableElement importedElement = (PackageableElement) eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT);
 		if (importedElement != null && importedElement.eIsProxy()) {
 			PackageableElement oldImportedElement = importedElement;
 			importedElement = (PackageableElement) eResolveProxy((InternalEObject) importedElement);
 			if (importedElement != oldImportedElement) {
 				eVirtualSet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
 					importedElement);
 				if (eNotificationRequired())
 					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
 						UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
 						oldImportedElement, importedElement));
 			}
 		}
 		return importedElement;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public PackageableElement basicGetImportedElement() {
 		return (PackageableElement) eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setImportedElement(PackageableElement newImportedElement) {
 		PackageableElement importedElement = newImportedElement;
 		Object oldImportedElement = eVirtualSet(
 			UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT, importedElement);
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
 				oldImportedElement == EVIRTUAL_NO_VALUE
 					? null
 					: oldImportedElement, importedElement));

 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Namespace getImportingNamespace() {
 		if (eContainerFeatureID != UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE)
 			return null;
 		return (Namespace) eContainer;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setImportingNamespace(Namespace newImportingNamespace) {
 		if (newImportingNamespace != eContainer
 			|| (eContainerFeatureID != UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE && newImportingNamespace != null)) {
 			if (EcoreUtil.isAncestor(this, (EObject) newImportingNamespace))
 				throw new IllegalArgumentException(
 					"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
 			NotificationChain msgs = null;
 			if (eContainer != null)
 				msgs = eBasicRemoveFromContainer(msgs);
 			if (newImportingNamespace != null)
 				msgs = ((InternalEObject) newImportingNamespace).eInverseAdd(
 					this, UMLPackage.NAMESPACE__ELEMENT_IMPORT,
 					Namespace.class, msgs);
 			msgs = eBasicSetContainer((InternalEObject) newImportingNamespace,
 				UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE,
 				newImportingNamespace, newImportingNamespace));

 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean validateVisibilityPublicOrPrivate(
 			DiagnosticChain diagnostics, Map context) {
 		return ElementImportOperations.validateVisibilityPublicOrPrivate(this,
 			diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean validateVisibilityOrPrivate(DiagnosticChain diagnostics,
 			Map context) {
 		return ElementImportOperations.validateVisibilityOrPrivate(this,
 			diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean validateImportedElementIsPublic(DiagnosticChain diagnostics,
 			Map context) {
 		return ElementImportOperations.validateImportedElementIsPublic(this,
 			diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public String getName() {
 		return ElementImportOperations.getName(this);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseAdd(InternalEObject otherEnd,
 			int featureID, Class baseClass, NotificationChain msgs) {
 		if (featureID >= 0) {
 			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
 				case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 					return ((InternalEList) getEAnnotations()).basicAdd(
 						otherEnd, msgs);
 				case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 					if (eContainer != null)
 						msgs = eBasicRemoveFromContainer(msgs);
 					return eBasicSetContainer(otherEnd,
 						UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
 				default :
 					return eDynamicInverseAdd(otherEnd, featureID, baseClass,
 						msgs);
 			}
 		}
 		if (eContainer != null)
 			msgs = eBasicRemoveFromContainer(msgs);
 		return eBasicSetContainer(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseRemove(InternalEObject otherEnd,
 			int featureID, Class baseClass, NotificationChain msgs) {
 		if (featureID >= 0) {
 			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
 				case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 					return ((InternalEList) getEAnnotations()).basicRemove(
 						otherEnd, msgs);
 				case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
 					return ((InternalEList) getOwnedComments()).basicRemove(
 						otherEnd, msgs);
 				case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 					return eBasicSetContainer(null,
 						UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
 				default :
 					return eDynamicInverseRemove(otherEnd, featureID,
 						baseClass, msgs);
 			}
 		}
 		return eBasicSetContainer(null, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
 		if (eContainerFeatureID >= 0) {
 			switch (eContainerFeatureID) {
 				case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 					return eContainer.eInverseRemove(this,
 						UMLPackage.NAMESPACE__ELEMENT_IMPORT, Namespace.class,
 						msgs);
 				default :
 					return eDynamicBasicRemoveFromContainer(msgs);
 			}
 		}
 		return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE
 			- eContainerFeatureID, null, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 				return getEAnnotations();
 			case UMLPackage.ELEMENT_IMPORT__OWNED_ELEMENT :
 				return getOwnedElements();
 			case UMLPackage.ELEMENT_IMPORT__OWNER :
 				if (resolve)
 					return getOwner();
 				return basicGetOwner();
 			case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
 				return getOwnedComments();
 			case UMLPackage.ELEMENT_IMPORT__RELATED_ELEMENT :
 				return getRelatedElements();
 			case UMLPackage.ELEMENT_IMPORT__SOURCE :
 				return getSources();
 			case UMLPackage.ELEMENT_IMPORT__TARGET :
 				return getTargets();
 			case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
 				return getVisibility();
 			case UMLPackage.ELEMENT_IMPORT__ALIAS :
 				return getAlias();
 			case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
 				if (resolve)
 					return getImportedElement();
 				return basicGetImportedElement();
 			case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 				return getImportingNamespace();
 		}
 		return eDynamicGet(eFeature, resolve);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eSet(EStructuralFeature eFeature, Object newValue) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 				getEAnnotations().clear();
 				getEAnnotations().addAll((Collection) newValue);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				getOwnedComments().addAll((Collection) newValue);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
 				setVisibility((VisibilityKind) newValue);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__ALIAS :
 				setAlias((String) newValue);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
 				setImportedElement((PackageableElement) newValue);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 				setImportingNamespace((Namespace) newValue);
 				return;
 		}
 		eDynamicSet(eFeature, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eUnset(EStructuralFeature eFeature) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 				getEAnnotations().clear();
 				return;
 			case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				return;
 			case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
 				setVisibility(VISIBILITY_EDEFAULT);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__ALIAS :
 				setAlias(ALIAS_EDEFAULT);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
 				setImportedElement((PackageableElement) null);
 				return;
 			case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 				setImportingNamespace((Namespace) null);
 				return;
 		}
 		eDynamicUnset(eFeature);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean eIsSet(EStructuralFeature eFeature) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
 				return eAnnotations != null && !eAnnotations.isEmpty();
 			case UMLPackage.ELEMENT_IMPORT__OWNED_ELEMENT :
 				return isSetOwnedElements();
 			case UMLPackage.ELEMENT_IMPORT__OWNER :
 				return isSetOwner();
 			case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
 				List ownedComment = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT);
 				return ownedComment != null && !ownedComment.isEmpty();
 			case UMLPackage.ELEMENT_IMPORT__RELATED_ELEMENT :
 				return isSetRelatedElements();
 			case UMLPackage.ELEMENT_IMPORT__SOURCE :
 				return isSetSources();
 			case UMLPackage.ELEMENT_IMPORT__TARGET :
 				return isSetTargets();
 			case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
 				return eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
 					&& eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY) != VISIBILITY_EDEFAULT;
 			case UMLPackage.ELEMENT_IMPORT__ALIAS :
 				String alias = eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__ALIAS)
 					? (String) eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS)
 					: ALIAS_EDEFAULT;
 				return ALIAS_EDEFAULT == null
 					? alias != null
 					: !ALIAS_EDEFAULT.equals(alias);
 			case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
 				return eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT) != null;
 			case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
 				return getImportingNamespace() != null;
 		}
 		return eDynamicIsSet(eFeature);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public String toString() {
 		if (eIsProxy())
 			return super.toString();

 		StringBuffer result = new StringBuffer(super.toString());
 		result.append(" (visibility: "); //$NON-NLS-1$
 		result.append(eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
 			? eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
 			: VISIBILITY_EDEFAULT);
 		result.append(", alias: "); //$NON-NLS-1$
 		result.append(eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__ALIAS)
 			? eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS)
 			: ALIAS_EDEFAULT);
 		result.append(')');
 		return result.toString();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean isSetTargets() {
 		return super.isSetTargets()
 			|| eIsSet(UMLPackage.eINSTANCE.getElementImport_ImportedElement());
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean isSetSources() {
 		return super.isSetSources()
 			|| eIsSet(UMLPackage.eINSTANCE
 				.getElementImport_ImportingNamespace());
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Element basicGetOwner() {
 		Namespace importingNamespace = getImportingNamespace();
 		if (importingNamespace != null) {
 			return importingNamespace;
 		}
 		return super.basicGetOwner();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean isSetOwner() {
 		return super.isSetOwner()
 			|| eIsSet(UMLPackage.eINSTANCE
 				.getElementImport_ImportingNamespace());
 	}

 } //ElementImportImpl
	/*
	* Copyright (c) 2005 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: ElementImportImpl.java,v 1.1 2005/11/14 22:26:03 khussey Exp $
	*/
	package org.eclipse.uml2.uml.internal.impl;

	import java.util.Collection;
	import java.util.List;
	import java.util.Map;

	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.notify.NotificationChain;

	import org.eclipse.emf.common.util.DiagnosticChain;

	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.ecore.EStructuralFeature;
	import org.eclipse.emf.ecore.InternalEObject;

	import org.eclipse.emf.ecore.impl.ENotificationImpl;

	import org.eclipse.emf.ecore.util.EcoreUtil;
	import org.eclipse.emf.ecore.util.InternalEList;

	import org.eclipse.uml2.common.util.DerivedUnionEObjectEList;

	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.ElementImport;
	import org.eclipse.uml2.uml.Namespace;
	import org.eclipse.uml2.uml.PackageableElement;
	import org.eclipse.uml2.uml.UMLPackage;
	import org.eclipse.uml2.uml.VisibilityKind;

	import org.eclipse.uml2.uml.internal.operations.ElementImportOperations;

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Element Import</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* <ul>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getTargets <em>Target</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getSources <em>Source</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getVisibility <em>Visibility</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getAlias <em>Alias</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getImportedElement <em>Imported Element</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ElementImportImpl#getImportingNamespace <em>Importing Namespace</em>}</li>
	* </ul>
	* </p>
	*
	* @generated
	*/
	public class ElementImportImpl
	extends DirectedRelationshipImpl
	implements ElementImport {

	/**
	* The default value of the '{@link #getVisibility() <em>Visibility</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getVisibility()
	* @generated
	* @ordered
	*/
	protected static final VisibilityKind VISIBILITY_EDEFAULT = VisibilityKind.PUBLIC_LITERAL;

	/**
	* The default value of the '{@link #getAlias() <em>Alias</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getAlias()
	* @generated
	* @ordered
	*/
	protected static final String ALIAS_EDEFAULT = null;

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected ElementImportImpl() {
	super();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected EClass eStaticClass() {
	return UMLPackage.eINSTANCE.getElementImport();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public List getTargets() {
	List target = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__TARGET);
	if (target == null) {
	eVirtualSet(UMLPackage.ELEMENT_IMPORT__TARGET,
	target = new DerivedUnionEObjectEList(Element.class, this,
	UMLPackage.ELEMENT_IMPORT__TARGET,
	new EStructuralFeature[]{UMLPackage.eINSTANCE
	.getElementImport_ImportedElement()}));
	}
	return target;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public List getSources() {
	List source = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__SOURCE);
	if (source == null) {
	eVirtualSet(UMLPackage.ELEMENT_IMPORT__SOURCE,
	source = new DerivedUnionEObjectEList(Element.class, this,
	UMLPackage.ELEMENT_IMPORT__SOURCE,
	new EStructuralFeature[]{UMLPackage.eINSTANCE
	.getElementImport_ImportingNamespace()}));
	}
	return source;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public VisibilityKind getVisibility() {
	VisibilityKind visibility = (VisibilityKind) eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY);
	return visibility == null
	? VISIBILITY_EDEFAULT
	: visibility;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setVisibility(VisibilityKind newVisibility) {
	VisibilityKind visibility = newVisibility == null
	? VISIBILITY_EDEFAULT
	: newVisibility;
	Object oldVisibility = eVirtualSet(
	UMLPackage.ELEMENT_IMPORT__VISIBILITY, visibility);
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.ELEMENT_IMPORT__VISIBILITY,
	oldVisibility == EVIRTUAL_NO_VALUE
	? VISIBILITY_EDEFAULT
	: oldVisibility, visibility));

	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public String getAlias() {
	String alias = (String) eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS);
	return alias == null
	? ALIAS_EDEFAULT
	: alias;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setAlias(String newAlias) {
	newAlias = newAlias == null
	? ALIAS_EDEFAULT
	: newAlias;
	String alias = newAlias;
	Object oldAlias = eVirtualSet(UMLPackage.ELEMENT_IMPORT__ALIAS, alias);
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.ELEMENT_IMPORT__ALIAS, oldAlias == EVIRTUAL_NO_VALUE
	? ALIAS_EDEFAULT
	: oldAlias, alias));

	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public PackageableElement getImportedElement() {
	PackageableElement importedElement = (PackageableElement) eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT);
	if (importedElement != null && importedElement.eIsProxy()) {
	PackageableElement oldImportedElement = importedElement;
	importedElement = (PackageableElement) eResolveProxy((InternalEObject) importedElement);
	if (importedElement != oldImportedElement) {
	eVirtualSet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
	importedElement);
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.RESOLVE,
	UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
	oldImportedElement, importedElement));
	}
	}
	return importedElement;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public PackageableElement basicGetImportedElement() {
	return (PackageableElement) eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setImportedElement(PackageableElement newImportedElement) {
	PackageableElement importedElement = newImportedElement;
	Object oldImportedElement = eVirtualSet(
	UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT, importedElement);
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT,
	oldImportedElement == EVIRTUAL_NO_VALUE
	? null
	: oldImportedElement, importedElement));

	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Namespace getImportingNamespace() {
	if (eContainerFeatureID != UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE)
	return null;
	return (Namespace) eContainer;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setImportingNamespace(Namespace newImportingNamespace) {
	if (newImportingNamespace != eContainer
	\|\| (eContainerFeatureID != UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE && newImportingNamespace != null)) {
	if (EcoreUtil.isAncestor(this, (EObject) newImportingNamespace))
	throw new IllegalArgumentException(
	"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
	NotificationChain msgs = null;
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	if (newImportingNamespace != null)
	msgs = ((InternalEObject) newImportingNamespace).eInverseAdd(
	this, UMLPackage.NAMESPACE__ELEMENT_IMPORT,
	Namespace.class, msgs);
	msgs = eBasicSetContainer((InternalEObject) newImportingNamespace,
	UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
	if (msgs != null)
	msgs.dispatch();
	} else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE,
	newImportingNamespace, newImportingNamespace));

	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean validateVisibilityPublicOrPrivate(
	DiagnosticChain diagnostics, Map context) {
	return ElementImportOperations.validateVisibilityPublicOrPrivate(this,
	diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean validateVisibilityOrPrivate(DiagnosticChain diagnostics,
	Map context) {
	return ElementImportOperations.validateVisibilityOrPrivate(this,
	diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean validateImportedElementIsPublic(DiagnosticChain diagnostics,
	Map context) {
	return ElementImportOperations.validateImportedElementIsPublic(this,
	diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public String getName() {
	return ElementImportOperations.getName(this);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
	int featureID, Class baseClass, NotificationChain msgs) {
	if (featureID >= 0) {
	switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	return ((InternalEList) getEAnnotations()).basicAdd(
	otherEnd, msgs);
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return eBasicSetContainer(otherEnd,
	UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
	default :
	return eDynamicInverseAdd(otherEnd, featureID, baseClass,
	msgs);
	}
	}
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return eBasicSetContainer(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
	int featureID, Class baseClass, NotificationChain msgs) {
	if (featureID >= 0) {
	switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	return ((InternalEList) getEAnnotations()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
	return ((InternalEList) getOwnedComments()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	return eBasicSetContainer(null,
	UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE, msgs);
	default :
	return eDynamicInverseRemove(otherEnd, featureID,
	baseClass, msgs);
	}
	}
	return eBasicSetContainer(null, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
	if (eContainerFeatureID >= 0) {
	switch (eContainerFeatureID) {
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	return eContainer.eInverseRemove(this,
	UMLPackage.NAMESPACE__ELEMENT_IMPORT, Namespace.class,
	msgs);
	default :
	return eDynamicBasicRemoveFromContainer(msgs);
	}
	}
	return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE
	- eContainerFeatureID, null, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	return getEAnnotations();
	case UMLPackage.ELEMENT_IMPORT__OWNED_ELEMENT :
	return getOwnedElements();
	case UMLPackage.ELEMENT_IMPORT__OWNER :
	if (resolve)
	return getOwner();
	return basicGetOwner();
	case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
	return getOwnedComments();
	case UMLPackage.ELEMENT_IMPORT__RELATED_ELEMENT :
	return getRelatedElements();
	case UMLPackage.ELEMENT_IMPORT__SOURCE :
	return getSources();
	case UMLPackage.ELEMENT_IMPORT__TARGET :
	return getTargets();
	case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
	return getVisibility();
	case UMLPackage.ELEMENT_IMPORT__ALIAS :
	return getAlias();
	case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
	if (resolve)
	return getImportedElement();
	return basicGetImportedElement();
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	return getImportingNamespace();
	}
	return eDynamicGet(eFeature, resolve);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eSet(EStructuralFeature eFeature, Object newValue) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	getEAnnotations().clear();
	getEAnnotations().addAll((Collection) newValue);
	return;
	case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
	getOwnedComments().clear();
	getOwnedComments().addAll((Collection) newValue);
	return;
	case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
	setVisibility((VisibilityKind) newValue);
	return;
	case UMLPackage.ELEMENT_IMPORT__ALIAS :
	setAlias((String) newValue);
	return;
	case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
	setImportedElement((PackageableElement) newValue);
	return;
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	setImportingNamespace((Namespace) newValue);
	return;
	}
	eDynamicSet(eFeature, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eUnset(EStructuralFeature eFeature) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	getEAnnotations().clear();
	return;
	case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
	getOwnedComments().clear();
	return;
	case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
	setVisibility(VISIBILITY_EDEFAULT);
	return;
	case UMLPackage.ELEMENT_IMPORT__ALIAS :
	setAlias(ALIAS_EDEFAULT);
	return;
	case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
	setImportedElement((PackageableElement) null);
	return;
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	setImportingNamespace((Namespace) null);
	return;
	}
	eDynamicUnset(eFeature);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean eIsSet(EStructuralFeature eFeature) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UMLPackage.ELEMENT_IMPORT__EANNOTATIONS :
	return eAnnotations != null && !eAnnotations.isEmpty();
	case UMLPackage.ELEMENT_IMPORT__OWNED_ELEMENT :
	return isSetOwnedElements();
	case UMLPackage.ELEMENT_IMPORT__OWNER :
	return isSetOwner();
	case UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT :
	List ownedComment = (List) eVirtualGet(UMLPackage.ELEMENT_IMPORT__OWNED_COMMENT);
	return ownedComment != null && !ownedComment.isEmpty();
	case UMLPackage.ELEMENT_IMPORT__RELATED_ELEMENT :
	return isSetRelatedElements();
	case UMLPackage.ELEMENT_IMPORT__SOURCE :
	return isSetSources();
	case UMLPackage.ELEMENT_IMPORT__TARGET :
	return isSetTargets();
	case UMLPackage.ELEMENT_IMPORT__VISIBILITY :
	return eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
	&& eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY) != VISIBILITY_EDEFAULT;
	case UMLPackage.ELEMENT_IMPORT__ALIAS :
	String alias = eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__ALIAS)
	? (String) eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS)
	: ALIAS_EDEFAULT;
	return ALIAS_EDEFAULT == null
	? alias != null
	: !ALIAS_EDEFAULT.equals(alias);
	case UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT :
	return eVirtualGet(UMLPackage.ELEMENT_IMPORT__IMPORTED_ELEMENT) != null;
	case UMLPackage.ELEMENT_IMPORT__IMPORTING_NAMESPACE :
	return getImportingNamespace() != null;
	}
	return eDynamicIsSet(eFeature);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public String toString() {
	if (eIsProxy())
	return super.toString();

	StringBuffer result = new StringBuffer(super.toString());
	result.append(" (visibility: "); //$NON-NLS-1$
	result.append(eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
	? eVirtualGet(UMLPackage.ELEMENT_IMPORT__VISIBILITY)
	: VISIBILITY_EDEFAULT);
	result.append(", alias: "); //$NON-NLS-1$
	result.append(eVirtualIsSet(UMLPackage.ELEMENT_IMPORT__ALIAS)
	? eVirtualGet(UMLPackage.ELEMENT_IMPORT__ALIAS)
	: ALIAS_EDEFAULT);
	result.append(')');
	return result.toString();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean isSetTargets() {
	return super.isSetTargets()
	\|\| eIsSet(UMLPackage.eINSTANCE.getElementImport_ImportedElement());
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean isSetSources() {
	return super.isSetSources()
	\|\| eIsSet(UMLPackage.eINSTANCE
	.getElementImport_ImportingNamespace());
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Element basicGetOwner() {
	Namespace importingNamespace = getImportingNamespace();
	if (importingNamespace != null) {
	return importingNamespace;
	}
	return super.basicGetOwner();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean isSetOwner() {
	return super.isSetOwner()
	\|\| eIsSet(UMLPackage.eINSTANCE
	.getElementImport_ImportingNamespace());
	}

	} //ElementImportImpl