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

 /*
  * Copyright (c) 2005, 2018 IBM Corporation, CEA, and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v20.html
  *
  * Contributors:
  *   IBM - initial API and implementation
  *   Kenn Hussey (CEA) - 327039, 418466, 451350, 485756
  *   Kenn Hussey - 535301
  *
  */
 package org.eclipse.uml2.uml.internal.impl;

 import java.util.Collection;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.notify.NotificationChain;

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

 import org.eclipse.emf.ecore.EAnnotation;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.InternalEObject;

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

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

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

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

 import org.eclipse.uml2.uml.Comment;
 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.GeneralOrdering;
 import org.eclipse.uml2.uml.Interaction;
 import org.eclipse.uml2.uml.InteractionFragment;
 import org.eclipse.uml2.uml.InteractionOperand;
 import org.eclipse.uml2.uml.Lifeline;
 import org.eclipse.uml2.uml.Namespace;
 import org.eclipse.uml2.uml.StringExpression;
 import org.eclipse.uml2.uml.UMLPackage;
 import org.eclipse.uml2.uml.VisibilityKind;

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Interaction Fragment</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * </p>
  * <ul>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getNamespace <em>Namespace</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getOwnedElements <em>Owned Element</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getCovereds <em>Covered</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getEnclosingOperand <em>Enclosing Operand</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getEnclosingInteraction <em>Enclosing Interaction</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getGeneralOrderings <em>General Ordering</em>}</li>
  * </ul>
  *
  * @generated
  */
 public abstract class InteractionFragmentImpl
 		extends NamedElementImpl
 		implements InteractionFragment {

 	/**
 	 * The cached value of the '{@link #getCovereds() <em>Covered</em>}' reference list.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getCovereds()
 	 * @generated
 	 * @ordered
 	 */
 	protected EList<Lifeline> covereds;

 	/**
 	 * The cached value of the '{@link #getGeneralOrderings() <em>General Ordering</em>}' containment reference list.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getGeneralOrderings()
 	 * @generated
 	 * @ordered
 	 */
 	protected EList<GeneralOrdering> generalOrderings;

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public EList<Element> getOwnedElements() {
 		CacheAdapter cache = getCacheAdapter();
 		if (cache != null) {
 			Resource eResource = eResource();
 			@SuppressWarnings("unchecked")
 			EList<Element> ownedElements = (EList<Element>) cache.get(eResource,
 				this, UMLPackage.Literals.ELEMENT__OWNED_ELEMENT);
 			if (ownedElements == null) {
 				cache.put(eResource, this,
 					UMLPackage.Literals.ELEMENT__OWNED_ELEMENT,
 					ownedElements = new DerivedUnionEObjectEList<Element>(
 						Element.class, this,
 						UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT,
 						OWNED_ELEMENT_ESUBSETS));
 			}
 			return ownedElements;
 		}
 		return new DerivedUnionEObjectEList<Element>(Element.class, this,
 			UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT,
 			OWNED_ELEMENT_ESUBSETS);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EList<Lifeline> getCovereds() {
 		if (covereds == null) {
 			covereds = new EObjectWithInverseResolvingEList.ManyInverse<Lifeline>(
 				Lifeline.class, this, UMLPackage.INTERACTION_FRAGMENT__COVERED,
 				UMLPackage.LIFELINE__COVERED_BY);
 		}
 		return covereds;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Lifeline getCovered(String name) {
 		return getCovered(name, false);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Lifeline getCovered(String name, boolean ignoreCase) {
 		coveredLoop : for (Lifeline covered : getCovereds()) {
 			if (name != null && !(ignoreCase
 				? name.equalsIgnoreCase(covered.getName())
 				: name.equals(covered.getName())))
 				continue coveredLoop;
 			return covered;
 		}
 		return null;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EList<GeneralOrdering> getGeneralOrderings() {
 		if (generalOrderings == null) {
 			generalOrderings = new EObjectContainmentEList.Resolving<GeneralOrdering>(
 				GeneralOrdering.class, this,
 				UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING);
 		}
 		return generalOrderings;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public GeneralOrdering createGeneralOrdering(String name) {
 		GeneralOrdering newGeneralOrdering = (GeneralOrdering) create(
 			UMLPackage.Literals.GENERAL_ORDERING);
 		getGeneralOrderings().add(newGeneralOrdering);
 		if (name != null)
 			newGeneralOrdering.setName(name);
 		return newGeneralOrdering;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public GeneralOrdering getGeneralOrdering(String name) {
 		return getGeneralOrdering(name, false, false);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public GeneralOrdering getGeneralOrdering(String name, boolean ignoreCase,
 			boolean createOnDemand) {
 		generalOrderingLoop : for (GeneralOrdering generalOrdering : getGeneralOrderings()) {
 			if (name != null && !(ignoreCase
 				? name.equalsIgnoreCase(generalOrdering.getName())
 				: name.equals(generalOrdering.getName())))
 				continue generalOrderingLoop;
 			return generalOrdering;
 		}
 		return createOnDemand
 			? createGeneralOrdering(name)
 			: null;
 	}

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Interaction basicGetEnclosingInteraction() {
 		if (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION)
 			return null;
 		return (Interaction) eInternalContainer();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetEnclosingInteraction(
 			Interaction newEnclosingInteraction, NotificationChain msgs) {
 		msgs = eBasicSetContainer((InternalEObject) newEnclosingInteraction,
 			UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION, msgs);
 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setEnclosingInteraction(Interaction newEnclosingInteraction) {
 		if (newEnclosingInteraction != eInternalContainer()
 			|| (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION
 				&& newEnclosingInteraction != null)) {
 			if (EcoreUtil.isAncestor(this, newEnclosingInteraction))
 				throw new IllegalArgumentException(
 					"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
 			NotificationChain msgs = null;
 			if (eInternalContainer() != null)
 				msgs = eBasicRemoveFromContainer(msgs);
 			if (newEnclosingInteraction != null)
 				msgs = ((InternalEObject) newEnclosingInteraction).eInverseAdd(
 					this, UMLPackage.INTERACTION__FRAGMENT, Interaction.class,
 					msgs);
 			msgs = basicSetEnclosingInteraction(newEnclosingInteraction, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION,
 				newEnclosingInteraction, newEnclosingInteraction));
 	}

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public InteractionOperand basicGetEnclosingOperand() {
 		if (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND)
 			return null;
 		return (InteractionOperand) eInternalContainer();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetEnclosingOperand(
 			InteractionOperand newEnclosingOperand, NotificationChain msgs) {
 		msgs = eBasicSetContainer((InternalEObject) newEnclosingOperand,
 			UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND, msgs);
 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setEnclosingOperand(InteractionOperand newEnclosingOperand) {
 		if (newEnclosingOperand != eInternalContainer()
 			|| (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND
 				&& newEnclosingOperand != null)) {
 			if (EcoreUtil.isAncestor(this, newEnclosingOperand))
 				throw new IllegalArgumentException(
 					"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
 			NotificationChain msgs = null;
 			if (eInternalContainer() != null)
 				msgs = eBasicRemoveFromContainer(msgs);
 			if (newEnclosingOperand != null)
 				msgs = ((InternalEObject) newEnclosingOperand).eInverseAdd(this,
 					UMLPackage.INTERACTION_OPERAND__FRAGMENT,
 					InteractionOperand.class, msgs);
 			msgs = basicSetEnclosingOperand(newEnclosingOperand, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND,
 				newEnclosingOperand, newEnclosingOperand));
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@SuppressWarnings("unchecked")
 	@Override
 	public NotificationChain eInverseAdd(InternalEObject otherEnd,
 			int featureID, NotificationChain msgs) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				return ((InternalEList<InternalEObject>) (InternalEList<?>) getEAnnotations())
 					.basicAdd(otherEnd, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				return ((InternalEList<InternalEObject>) (InternalEList<?>) getCovereds())
 					.basicAdd(otherEnd, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				if (eInternalContainer() != null)
 					msgs = eBasicRemoveFromContainer(msgs);
 				return basicSetEnclosingOperand((InteractionOperand) otherEnd,
 					msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				if (eInternalContainer() != null)
 					msgs = eBasicRemoveFromContainer(msgs);
 				return basicSetEnclosingInteraction((Interaction) otherEnd,
 					msgs);
 		}
 		return eDynamicInverseAdd(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public NotificationChain eInverseRemove(InternalEObject otherEnd,
 			int featureID, NotificationChain msgs) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				return ((InternalEList<?>) getEAnnotations())
 					.basicRemove(otherEnd, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
 				return ((InternalEList<?>) getOwnedComments())
 					.basicRemove(otherEnd, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
 				return basicSetNameExpression(null, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				return ((InternalEList<?>) getCovereds()).basicRemove(otherEnd,
 					msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				return basicSetEnclosingOperand(null, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				return basicSetEnclosingInteraction(null, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
 				return ((InternalEList<?>) getGeneralOrderings())
 					.basicRemove(otherEnd, msgs);
 		}
 		return eDynamicInverseRemove(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public NotificationChain eBasicRemoveFromContainerFeature(
 			NotificationChain msgs) {
 		switch (eContainerFeatureID()) {
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				return eInternalContainer().eInverseRemove(this,
 					UMLPackage.INTERACTION_OPERAND__FRAGMENT,
 					InteractionOperand.class, msgs);
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				return eInternalContainer().eInverseRemove(this,
 					UMLPackage.INTERACTION__FRAGMENT, Interaction.class, msgs);
 		}
 		return eDynamicBasicRemoveFromContainer(msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public Object eGet(int featureID, boolean resolve, boolean coreType) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				return getEAnnotations();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
 				return getOwnedComments();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT :
 				return getOwnedElements();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNER :
 				if (resolve)
 					return getOwner();
 				return basicGetOwner();
 			case UMLPackage.INTERACTION_FRAGMENT__CLIENT_DEPENDENCY :
 				return getClientDependencies();
 			case UMLPackage.INTERACTION_FRAGMENT__NAME :
 				return getName();
 			case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
 				if (resolve)
 					return getNameExpression();
 				return basicGetNameExpression();
 			case UMLPackage.INTERACTION_FRAGMENT__NAMESPACE :
 				if (resolve)
 					return getNamespace();
 				return basicGetNamespace();
 			case UMLPackage.INTERACTION_FRAGMENT__QUALIFIED_NAME :
 				return getQualifiedName();
 			case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
 				return getVisibility();
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				return getCovereds();
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				if (resolve)
 					return getEnclosingOperand();
 				return basicGetEnclosingOperand();
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				if (resolve)
 					return getEnclosingInteraction();
 				return basicGetEnclosingInteraction();
 			case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
 				return getGeneralOrderings();
 		}
 		return eDynamicGet(featureID, resolve, coreType);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@SuppressWarnings("unchecked")
 	@Override
 	public void eSet(int featureID, Object newValue) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				getEAnnotations().clear();
 				getEAnnotations()
 					.addAll((Collection<? extends EAnnotation>) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				getOwnedComments()
 					.addAll((Collection<? extends Comment>) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__NAME :
 				setName((String) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
 				setNameExpression((StringExpression) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
 				setVisibility((VisibilityKind) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				getCovereds().clear();
 				getCovereds().addAll((Collection<? extends Lifeline>) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				setEnclosingOperand((InteractionOperand) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				setEnclosingInteraction((Interaction) newValue);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
 				getGeneralOrderings().clear();
 				getGeneralOrderings()
 					.addAll((Collection<? extends GeneralOrdering>) newValue);
 				return;
 		}
 		eDynamicSet(featureID, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void eUnset(int featureID) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				getEAnnotations().clear();
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__NAME :
 				unsetName();
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
 				setNameExpression((StringExpression) null);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
 				unsetVisibility();
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				getCovereds().clear();
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				setEnclosingOperand((InteractionOperand) null);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				setEnclosingInteraction((Interaction) null);
 				return;
 			case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
 				getGeneralOrderings().clear();
 				return;
 		}
 		eDynamicUnset(featureID);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public boolean eIsSet(int featureID) {
 		switch (featureID) {
 			case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
 				return eAnnotations != null && !eAnnotations.isEmpty();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
 				return ownedComments != null && !ownedComments.isEmpty();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT :
 				return isSetOwnedElements();
 			case UMLPackage.INTERACTION_FRAGMENT__OWNER :
 				return isSetOwner();
 			case UMLPackage.INTERACTION_FRAGMENT__CLIENT_DEPENDENCY :
 				return !getClientDependencies().isEmpty();
 			case UMLPackage.INTERACTION_FRAGMENT__NAME :
 				return isSetName();
 			case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
 				return nameExpression != null;
 			case UMLPackage.INTERACTION_FRAGMENT__NAMESPACE :
 				return isSetNamespace();
 			case UMLPackage.INTERACTION_FRAGMENT__QUALIFIED_NAME :
 				return QUALIFIED_NAME_EDEFAULT == null
 					? getQualifiedName() != null
 					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
 			case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
 				return isSetVisibility();
 			case UMLPackage.INTERACTION_FRAGMENT__COVERED :
 				return covereds != null && !covereds.isEmpty();
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
 				return basicGetEnclosingOperand() != null;
 			case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
 				return basicGetEnclosingInteraction() != null;
 			case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
 				return generalOrderings != null && !generalOrderings.isEmpty();
 		}
 		return eDynamicIsSet(featureID);
 	}

 	/**
 	 * The array of subset feature identifiers for the '{@link #getOwnedElements() <em>Owned Element</em>}' reference list.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getOwnedElements()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final int[] OWNED_ELEMENT_ESUBSETS = new int[]{
 		UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT,
 		UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION,
 		UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING};

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public Namespace getNamespace() {
 		Namespace namespace = basicGetNamespace();
 		return namespace != null && namespace.eIsProxy()
 			? (Namespace) eResolveProxy((InternalEObject) namespace)
 			: namespace;
 	}

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public Namespace basicGetNamespace() {
 		InteractionOperand enclosingOperand = basicGetEnclosingOperand();
 		if (enclosingOperand != null) {
 			return enclosingOperand;
 		}
 		Interaction enclosingInteraction = basicGetEnclosingInteraction();
 		if (enclosingInteraction != null) {
 			return enclosingInteraction;
 		}
 		return super.basicGetNamespace();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public boolean isSetNamespace() {
 		return super.isSetNamespace()
 			|| eIsSet(UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND)
 			|| eIsSet(UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION);
 	}

 } //InteractionFragmentImpl
	/*
	* Copyright (c) 2005, 2018 IBM Corporation, CEA, and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v2.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v20.html
	*
	* Contributors:
	* IBM - initial API and implementation
	* Kenn Hussey (CEA) - 327039, 418466, 451350, 485756
	* Kenn Hussey - 535301
	*
	*/
	package org.eclipse.uml2.uml.internal.impl;

	import java.util.Collection;
	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.notify.NotificationChain;

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

	import org.eclipse.emf.ecore.EAnnotation;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.InternalEObject;

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

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

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

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

	import org.eclipse.uml2.uml.Comment;
	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.GeneralOrdering;
	import org.eclipse.uml2.uml.Interaction;
	import org.eclipse.uml2.uml.InteractionFragment;
	import org.eclipse.uml2.uml.InteractionOperand;
	import org.eclipse.uml2.uml.Lifeline;
	import org.eclipse.uml2.uml.Namespace;
	import org.eclipse.uml2.uml.StringExpression;
	import org.eclipse.uml2.uml.UMLPackage;
	import org.eclipse.uml2.uml.VisibilityKind;

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Interaction Fragment</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* </p>
	* <ul>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getNamespace <em>Namespace</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getOwnedElements <em>Owned Element</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getCovereds <em>Covered</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getEnclosingOperand <em>Enclosing Operand</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getEnclosingInteraction <em>Enclosing Interaction</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionFragmentImpl#getGeneralOrderings <em>General Ordering</em>}</li>
	* </ul>
	*
	* @generated
	*/
	public abstract class InteractionFragmentImpl
	extends NamedElementImpl
	implements InteractionFragment {

	/**
	* The cached value of the '{@link #getCovereds() <em>Covered</em>}' reference list.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getCovereds()
	* @generated
	* @ordered
	*/
	protected EList<Lifeline> covereds;

	/**
	* The cached value of the '{@link #getGeneralOrderings() <em>General Ordering</em>}' containment reference list.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getGeneralOrderings()
	* @generated
	* @ordered
	*/
	protected EList<GeneralOrdering> generalOrderings;

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public EList<Element> getOwnedElements() {
	CacheAdapter cache = getCacheAdapter();
	if (cache != null) {
	Resource eResource = eResource();
	@SuppressWarnings("unchecked")
	EList<Element> ownedElements = (EList<Element>) cache.get(eResource,
	this, UMLPackage.Literals.ELEMENT__OWNED_ELEMENT);
	if (ownedElements == null) {
	cache.put(eResource, this,
	UMLPackage.Literals.ELEMENT__OWNED_ELEMENT,
	ownedElements = new DerivedUnionEObjectEList<Element>(
	Element.class, this,
	UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT,
	OWNED_ELEMENT_ESUBSETS));
	}
	return ownedElements;
	}
	return new DerivedUnionEObjectEList<Element>(Element.class, this,
	UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT,
	OWNED_ELEMENT_ESUBSETS);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EList<Lifeline> getCovereds() {
	if (covereds == null) {
	covereds = new EObjectWithInverseResolvingEList.ManyInverse<Lifeline>(
	Lifeline.class, this, UMLPackage.INTERACTION_FRAGMENT__COVERED,
	UMLPackage.LIFELINE__COVERED_BY);
	}
	return covereds;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Lifeline getCovered(String name) {
	return getCovered(name, false);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Lifeline getCovered(String name, boolean ignoreCase) {
	coveredLoop : for (Lifeline covered : getCovereds()) {
	if (name != null && !(ignoreCase
	? name.equalsIgnoreCase(covered.getName())
	: name.equals(covered.getName())))
	continue coveredLoop;
	return covered;
	}
	return null;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EList<GeneralOrdering> getGeneralOrderings() {
	if (generalOrderings == null) {
	generalOrderings = new EObjectContainmentEList.Resolving<GeneralOrdering>(
	GeneralOrdering.class, this,
	UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING);
	}
	return generalOrderings;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public GeneralOrdering createGeneralOrdering(String name) {
	GeneralOrdering newGeneralOrdering = (GeneralOrdering) create(
	UMLPackage.Literals.GENERAL_ORDERING);
	getGeneralOrderings().add(newGeneralOrdering);
	if (name != null)
	newGeneralOrdering.setName(name);
	return newGeneralOrdering;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public GeneralOrdering getGeneralOrdering(String name) {
	return getGeneralOrdering(name, false, false);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public GeneralOrdering getGeneralOrdering(String name, boolean ignoreCase,
	boolean createOnDemand) {
	generalOrderingLoop : for (GeneralOrdering generalOrdering : getGeneralOrderings()) {
	if (name != null && !(ignoreCase
	? name.equalsIgnoreCase(generalOrdering.getName())
	: name.equals(generalOrdering.getName())))
	continue generalOrderingLoop;
	return generalOrdering;
	}
	return createOnDemand
	? createGeneralOrdering(name)
	: null;
	}

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Interaction basicGetEnclosingInteraction() {
	if (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION)
	return null;
	return (Interaction) eInternalContainer();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetEnclosingInteraction(
	Interaction newEnclosingInteraction, NotificationChain msgs) {
	msgs = eBasicSetContainer((InternalEObject) newEnclosingInteraction,
	UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION, msgs);
	return msgs;
	}

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public InteractionOperand basicGetEnclosingOperand() {
	if (eContainerFeatureID() != UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND)
	return null;
	return (InteractionOperand) eInternalContainer();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetEnclosingOperand(
	InteractionOperand newEnclosingOperand, NotificationChain msgs) {
	msgs = eBasicSetContainer((InternalEObject) newEnclosingOperand,
	UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND, msgs);
	return msgs;
	}

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
	int featureID, NotificationChain msgs) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	return ((InternalEList<InternalEObject>) (InternalEList<?>) getEAnnotations())
	.basicAdd(otherEnd, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	return ((InternalEList<InternalEObject>) (InternalEList<?>) getCovereds())
	.basicAdd(otherEnd, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	if (eInternalContainer() != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return basicSetEnclosingOperand((InteractionOperand) otherEnd,
	msgs);
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	if (eInternalContainer() != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return basicSetEnclosingInteraction((Interaction) otherEnd,
	msgs);
	}
	return eDynamicInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
	int featureID, NotificationChain msgs) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	return ((InternalEList<?>) getEAnnotations())
	.basicRemove(otherEnd, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
	return ((InternalEList<?>) getOwnedComments())
	.basicRemove(otherEnd, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
	return basicSetNameExpression(null, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	return ((InternalEList<?>) getCovereds()).basicRemove(otherEnd,
	msgs);
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	return basicSetEnclosingOperand(null, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	return basicSetEnclosingInteraction(null, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
	return ((InternalEList<?>) getGeneralOrderings())
	.basicRemove(otherEnd, msgs);
	}
	return eDynamicInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public NotificationChain eBasicRemoveFromContainerFeature(
	NotificationChain msgs) {
	switch (eContainerFeatureID()) {
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	return eInternalContainer().eInverseRemove(this,
	UMLPackage.INTERACTION_OPERAND__FRAGMENT,
	InteractionOperand.class, msgs);
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	return eInternalContainer().eInverseRemove(this,
	UMLPackage.INTERACTION__FRAGMENT, Interaction.class, msgs);
	}
	return eDynamicBasicRemoveFromContainer(msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	return getEAnnotations();
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
	return getOwnedComments();
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT :
	return getOwnedElements();
	case UMLPackage.INTERACTION_FRAGMENT__OWNER :
	if (resolve)
	return getOwner();
	return basicGetOwner();
	case UMLPackage.INTERACTION_FRAGMENT__CLIENT_DEPENDENCY :
	return getClientDependencies();
	case UMLPackage.INTERACTION_FRAGMENT__NAME :
	return getName();
	case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
	if (resolve)
	return getNameExpression();
	return basicGetNameExpression();
	case UMLPackage.INTERACTION_FRAGMENT__NAMESPACE :
	if (resolve)
	return getNamespace();
	return basicGetNamespace();
	case UMLPackage.INTERACTION_FRAGMENT__QUALIFIED_NAME :
	return getQualifiedName();
	case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
	return getVisibility();
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	return getCovereds();
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	if (resolve)
	return getEnclosingOperand();
	return basicGetEnclosingOperand();
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	if (resolve)
	return getEnclosingInteraction();
	return basicGetEnclosingInteraction();
	case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
	return getGeneralOrderings();
	}
	return eDynamicGet(featureID, resolve, coreType);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	getEAnnotations().clear();
	getEAnnotations()
	.addAll((Collection<? extends EAnnotation>) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
	getOwnedComments().clear();
	getOwnedComments()
	.addAll((Collection<? extends Comment>) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__NAME :
	setName((String) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
	setNameExpression((StringExpression) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
	setVisibility((VisibilityKind) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	getCovereds().clear();
	getCovereds().addAll((Collection<? extends Lifeline>) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	setEnclosingOperand((InteractionOperand) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	setEnclosingInteraction((Interaction) newValue);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
	getGeneralOrderings().clear();
	getGeneralOrderings()
	.addAll((Collection<? extends GeneralOrdering>) newValue);
	return;
	}
	eDynamicSet(featureID, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void eUnset(int featureID) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	getEAnnotations().clear();
	return;
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
	getOwnedComments().clear();
	return;
	case UMLPackage.INTERACTION_FRAGMENT__NAME :
	unsetName();
	return;
	case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
	setNameExpression((StringExpression) null);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
	unsetVisibility();
	return;
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	getCovereds().clear();
	return;
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	setEnclosingOperand((InteractionOperand) null);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	setEnclosingInteraction((Interaction) null);
	return;
	case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
	getGeneralOrderings().clear();
	return;
	}
	eDynamicUnset(featureID);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public boolean eIsSet(int featureID) {
	switch (featureID) {
	case UMLPackage.INTERACTION_FRAGMENT__EANNOTATIONS :
	return eAnnotations != null && !eAnnotations.isEmpty();
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT :
	return ownedComments != null && !ownedComments.isEmpty();
	case UMLPackage.INTERACTION_FRAGMENT__OWNED_ELEMENT :
	return isSetOwnedElements();
	case UMLPackage.INTERACTION_FRAGMENT__OWNER :
	return isSetOwner();
	case UMLPackage.INTERACTION_FRAGMENT__CLIENT_DEPENDENCY :
	return !getClientDependencies().isEmpty();
	case UMLPackage.INTERACTION_FRAGMENT__NAME :
	return isSetName();
	case UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION :
	return nameExpression != null;
	case UMLPackage.INTERACTION_FRAGMENT__NAMESPACE :
	return isSetNamespace();
	case UMLPackage.INTERACTION_FRAGMENT__QUALIFIED_NAME :
	return QUALIFIED_NAME_EDEFAULT == null
	? getQualifiedName() != null
	: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
	case UMLPackage.INTERACTION_FRAGMENT__VISIBILITY :
	return isSetVisibility();
	case UMLPackage.INTERACTION_FRAGMENT__COVERED :
	return covereds != null && !covereds.isEmpty();
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
	return basicGetEnclosingOperand() != null;
	case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
	return basicGetEnclosingInteraction() != null;
	case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
	return generalOrderings != null && !generalOrderings.isEmpty();
	}
	return eDynamicIsSet(featureID);
	}

	/**
	* The array of subset feature identifiers for the '{@link #getOwnedElements() <em>Owned Element</em>}' reference list.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getOwnedElements()
	* @generated
	* @ordered
	*/
	protected static final int[] OWNED_ELEMENT_ESUBSETS = new int[]{
	UMLPackage.INTERACTION_FRAGMENT__OWNED_COMMENT,
	UMLPackage.INTERACTION_FRAGMENT__NAME_EXPRESSION,
	UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING};

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public Namespace getNamespace() {
	Namespace namespace = basicGetNamespace();
	return namespace != null && namespace.eIsProxy()
	? (Namespace) eResolveProxy((InternalEObject) namespace)
	: namespace;
	}

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public Namespace basicGetNamespace() {
	InteractionOperand enclosingOperand = basicGetEnclosingOperand();
	if (enclosingOperand != null) {
	return enclosingOperand;
	}
	Interaction enclosingInteraction = basicGetEnclosingInteraction();
	if (enclosingInteraction != null) {
	return enclosingInteraction;
	}
	return super.basicGetNamespace();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public boolean isSetNamespace() {
	return super.isSetNamespace()
	\|\| eIsSet(UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND)
	\|\| eIsSet(UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION);
	}

	} //InteractionFragmentImpl