/*
 * 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 v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   IBM - initial API and implementation
 *   Kenn Hussey (CEA) - 327039, 418466, 451350, 485756
 *
 */
package org.eclipse.uml2.uml.internal.impl;

import java.lang.reflect.InvocationTargetException;
import java.util.Collection;
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.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.EObjectContainmentWithInverseEList;
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.Action;
import org.eclipse.uml2.uml.AggregationKind;
import org.eclipse.uml2.uml.Behavior;
import org.eclipse.uml2.uml.BehavioralFeature;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.CollaborationUse;
import org.eclipse.uml2.uml.Comment;
import org.eclipse.uml2.uml.Connector;
import org.eclipse.uml2.uml.Constraint;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.ElementImport;
import org.eclipse.uml2.uml.Gate;
import org.eclipse.uml2.uml.GeneralOrdering;
import org.eclipse.uml2.uml.Generalization;
import org.eclipse.uml2.uml.GeneralizationSet;
import org.eclipse.uml2.uml.Interaction;
import org.eclipse.uml2.uml.InteractionFragment;
import org.eclipse.uml2.uml.InteractionOperand;
import org.eclipse.uml2.uml.InterfaceRealization;
import org.eclipse.uml2.uml.Lifeline;
import org.eclipse.uml2.uml.Message;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.Namespace;
import org.eclipse.uml2.uml.Operation;
import org.eclipse.uml2.uml.PackageImport;
import org.eclipse.uml2.uml.PackageableElement;
import org.eclipse.uml2.uml.Parameter;
import org.eclipse.uml2.uml.ParameterSet;
import org.eclipse.uml2.uml.ParameterableElement;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.Reception;
import org.eclipse.uml2.uml.RedefinableElement;
import org.eclipse.uml2.uml.Stereotype;
import org.eclipse.uml2.uml.StringExpression;
import org.eclipse.uml2.uml.Substitution;
import org.eclipse.uml2.uml.TemplateBinding;
import org.eclipse.uml2.uml.TemplateParameter;
import org.eclipse.uml2.uml.TemplateSignature;
import org.eclipse.uml2.uml.Type;
import org.eclipse.uml2.uml.UMLPackage;
import org.eclipse.uml2.uml.UseCase;
import org.eclipse.uml2.uml.VisibilityKind;
import org.eclipse.uml2.uml.internal.operations.InteractionOperations;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Interaction</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getNamespace <em>Namespace</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getOwnedElements <em>Owned Element</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getCovereds <em>Covered</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getEnclosingOperand <em>Enclosing Operand</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getEnclosingInteraction <em>Enclosing Interaction</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getGeneralOrderings <em>General Ordering</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getOwnedMembers <em>Owned Member</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getLifelines <em>Lifeline</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getFragments <em>Fragment</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getActions <em>Action</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getFormalGates <em>Formal Gate</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.InteractionImpl#getMessages <em>Message</em>}</li>
 * </ul>
 *
 * @generated
 */
public class InteractionImpl
		extends BehaviorImpl
		implements Interaction {

	/**
	 * 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;

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

	/**
	 * The cached value of the '{@link #getFragments() <em>Fragment</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFragments()
	 * @generated
	 * @ordered
	 */
	protected EList<InteractionFragment> fragments;

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

	/**
	 * The cached value of the '{@link #getFormalGates() <em>Formal Gate</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFormalGates()
	 * @generated
	 * @ordered
	 */
	protected EList<Gate> formalGates;

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

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

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

	/**
	 * <!-- 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__OWNED_ELEMENT,
						OWNED_ELEMENT_ESUBSETS));
			}
			return ownedElements;
		}
		return new DerivedUnionEObjectEList<Element>(Element.class, this,
			UMLPackage.INTERACTION__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__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__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__ENCLOSING_INTERACTION)
			return null;
		return (Interaction) eContainer();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Interaction basicGetEnclosingInteraction() {
		if (eContainerFeatureID() != UMLPackage.INTERACTION__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__ENCLOSING_INTERACTION, msgs);
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setEnclosingInteraction(Interaction newEnclosingInteraction) {
		if (newEnclosingInteraction != eInternalContainer()
			|| (eContainerFeatureID() != UMLPackage.INTERACTION__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__ENCLOSING_INTERACTION,
				newEnclosingInteraction, newEnclosingInteraction));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public InteractionOperand basicGetEnclosingOperand() {
		if (eContainerFeatureID() != UMLPackage.INTERACTION__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__ENCLOSING_OPERAND, msgs);
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setEnclosingOperand(InteractionOperand newEnclosingOperand) {
		if (newEnclosingOperand != eInternalContainer()
			|| (eContainerFeatureID() != UMLPackage.INTERACTION__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__ENCLOSING_OPERAND, newEnclosingOperand,
				newEnclosingOperand));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public EList<NamedElement> getOwnedMembers() {
		CacheAdapter cache = getCacheAdapter();
		if (cache != null) {
			Resource eResource = eResource();
			@SuppressWarnings("unchecked")
			EList<NamedElement> ownedMembers = (EList<NamedElement>) cache.get(
				eResource, this, UMLPackage.Literals.NAMESPACE__OWNED_MEMBER);
			if (ownedMembers == null) {
				cache.put(eResource, this,
					UMLPackage.Literals.NAMESPACE__OWNED_MEMBER,
					ownedMembers = new DerivedUnionEObjectEList<NamedElement>(
						NamedElement.class, this,
						UMLPackage.INTERACTION__OWNED_MEMBER,
						OWNED_MEMBER_ESUBSETS));
			}
			return ownedMembers;
		}
		return new DerivedUnionEObjectEList<NamedElement>(NamedElement.class,
			this, UMLPackage.INTERACTION__OWNED_MEMBER, OWNED_MEMBER_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Lifeline> getLifelines() {
		if (lifelines == null) {
			lifelines = new EObjectContainmentWithInverseEList.Resolving<Lifeline>(
				Lifeline.class, this, UMLPackage.INTERACTION__LIFELINE,
				UMLPackage.LIFELINE__INTERACTION);
		}
		return lifelines;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Lifeline createLifeline(String name) {
		Lifeline newLifeline = (Lifeline) create(UMLPackage.Literals.LIFELINE);
		getLifelines().add(newLifeline);
		if (name != null)
			newLifeline.setName(name);
		return newLifeline;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Lifeline getLifeline(String name, boolean ignoreCase,
			boolean createOnDemand) {
		lifelineLoop : for (Lifeline lifeline : getLifelines()) {
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(lifeline.getName())
				: name.equals(lifeline.getName())))
				continue lifelineLoop;
			return lifeline;
		}
		return createOnDemand
			? createLifeline(name)
			: null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<InteractionFragment> getFragments() {
		if (fragments == null) {
			fragments = new EObjectContainmentWithInverseEList.Resolving<InteractionFragment>(
				InteractionFragment.class, this,
				UMLPackage.INTERACTION__FRAGMENT,
				UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION);
		}
		return fragments;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public InteractionFragment createFragment(String name, EClass eClass) {
		InteractionFragment newFragment = (InteractionFragment) create(eClass);
		getFragments().add(newFragment);
		if (name != null)
			newFragment.setName(name);
		return newFragment;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public InteractionFragment getFragment(String name, boolean ignoreCase,
			EClass eClass, boolean createOnDemand) {
		fragmentLoop : for (InteractionFragment fragment : getFragments()) {
			if (eClass != null && !eClass.isInstance(fragment))
				continue fragmentLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(fragment.getName())
				: name.equals(fragment.getName())))
				continue fragmentLoop;
			return fragment;
		}
		return createOnDemand && eClass != null
			? createFragment(name, eClass)
			: null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Action> getActions() {
		if (actions == null) {
			actions = new EObjectContainmentEList.Resolving<Action>(
				Action.class, this, UMLPackage.INTERACTION__ACTION);
		}
		return actions;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Action createAction(String name, EClass eClass) {
		Action newAction = (Action) create(eClass);
		getActions().add(newAction);
		if (name != null)
			newAction.setName(name);
		return newAction;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Action getAction(String name, boolean ignoreCase, EClass eClass,
			boolean createOnDemand) {
		actionLoop : for (Action action : getActions()) {
			if (eClass != null && !eClass.isInstance(action))
				continue actionLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(action.getName())
				: name.equals(action.getName())))
				continue actionLoop;
			return action;
		}
		return createOnDemand && eClass != null
			? createAction(name, eClass)
			: null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Gate> getFormalGates() {
		if (formalGates == null) {
			formalGates = new EObjectContainmentEList.Resolving<Gate>(
				Gate.class, this, UMLPackage.INTERACTION__FORMAL_GATE);
		}
		return formalGates;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Gate createFormalGate(String name) {
		Gate newFormalGate = (Gate) create(UMLPackage.Literals.GATE);
		getFormalGates().add(newFormalGate);
		if (name != null)
			newFormalGate.setName(name);
		return newFormalGate;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Gate getFormalGate(String name, boolean ignoreCase,
			boolean createOnDemand) {
		formalGateLoop : for (Gate formalGate : getFormalGates()) {
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(formalGate.getName())
				: name.equals(formalGate.getName())))
				continue formalGateLoop;
			return formalGate;
		}
		return createOnDemand
			? createFormalGate(name)
			: null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Message> getMessages() {
		if (messages == null) {
			messages = new EObjectContainmentWithInverseEList.Resolving<Message>(
				Message.class, this, UMLPackage.INTERACTION__MESSAGE,
				UMLPackage.MESSAGE__INTERACTION);
		}
		return messages;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Message createMessage(String name) {
		Message newMessage = (Message) create(UMLPackage.Literals.MESSAGE);
		getMessages().add(newMessage);
		if (name != null)
			newMessage.setName(name);
		return newMessage;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Message getMessage(String name, boolean ignoreCase,
			boolean createOnDemand) {
		messageLoop : for (Message message : getMessages()) {
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(message.getName())
				: name.equals(message.getName())))
				continue messageLoop;
			return message;
		}
		return createOnDemand
			? createMessage(name)
			: null;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
			int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UMLPackage.INTERACTION__EANNOTATIONS :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getEAnnotations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_RULE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getOwnedRules())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getElementImports())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getPackageImports())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetOwningTemplateParameter(
					(TemplateParameter) otherEnd, msgs);
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				if (templateParameter != null)
					msgs = ((InternalEObject) templateParameter).eInverseRemove(
						this,
						UMLPackage.TEMPLATE_PARAMETER__PARAMETERED_ELEMENT,
						TemplateParameter.class, msgs);
				return basicSetTemplateParameter((TemplateParameter) otherEnd,
					msgs);
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getTemplateBindings())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				if (ownedTemplateSignature != null)
					msgs = ((InternalEObject) ownedTemplateSignature)
						.eInverseRemove(this, EOPPOSITE_FEATURE_BASE
							- UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE,
							null, msgs);
				return basicSetOwnedTemplateSignature(
					(TemplateSignature) otherEnd, msgs);
			case UMLPackage.INTERACTION__GENERALIZATION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getGeneralizations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getPowertypeExtents())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__USE_CASE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getUseCases())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__SUBSTITUTION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getSubstitutions())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getInterfaceRealizations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getOwnedOperations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__SPECIFICATION :
				if (specification != null)
					msgs = ((InternalEObject) specification).eInverseRemove(
						this, UMLPackage.BEHAVIORAL_FEATURE__METHOD,
						BehavioralFeature.class, msgs);
				return basicSetSpecification((BehavioralFeature) otherEnd,
					msgs);
			case UMLPackage.INTERACTION__COVERED :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getCovereds())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetEnclosingOperand((InteractionOperand) otherEnd,
					msgs);
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetEnclosingInteraction((Interaction) otherEnd,
					msgs);
			case UMLPackage.INTERACTION__LIFELINE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getLifelines())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__FRAGMENT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getFragments())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.INTERACTION__MESSAGE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getMessages())
					.basicAdd(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__EANNOTATIONS :
				return ((InternalEList<?>) getEAnnotations())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_COMMENT :
				return ((InternalEList<?>) getOwnedComments())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__NAME_EXPRESSION :
				return basicSetNameExpression(null, msgs);
			case UMLPackage.INTERACTION__OWNED_RULE :
				return ((InternalEList<?>) getOwnedRules())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				return ((InternalEList<?>) getElementImports())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				return ((InternalEList<?>) getPackageImports())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				return basicSetOwningTemplateParameter(null, msgs);
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				return basicSetTemplateParameter(null, msgs);
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				return ((InternalEList<?>) getTemplateBindings())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				return basicSetOwnedTemplateSignature(null, msgs);
			case UMLPackage.INTERACTION__COLLABORATION_USE :
				return ((InternalEList<?>) getCollaborationUses())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__GENERALIZATION :
				return ((InternalEList<?>) getGeneralizations())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				return ((InternalEList<?>) getPowertypeExtents())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_USE_CASE :
				return ((InternalEList<?>) getOwnedUseCases())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__USE_CASE :
				return ((InternalEList<?>) getUseCases()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.INTERACTION__SUBSTITUTION :
				return ((InternalEList<?>) getSubstitutions())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_ATTRIBUTE :
				return ((InternalEList<?>) getOwnedAttributes())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_CONNECTOR :
				return ((InternalEList<?>) getOwnedConnectors())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				return ((InternalEList<?>) getInterfaceRealizations())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_BEHAVIOR :
				return ((InternalEList<?>) getOwnedBehaviors())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				return ((InternalEList<?>) getOwnedOperations())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__NESTED_CLASSIFIER :
				return ((InternalEList<?>) getNestedClassifiers())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_RECEPTION :
				return ((InternalEList<?>) getOwnedReceptions())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__SPECIFICATION :
				return basicSetSpecification(null, msgs);
			case UMLPackage.INTERACTION__OWNED_PARAMETER :
				return ((InternalEList<?>) getOwnedParameters())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__OWNED_PARAMETER_SET :
				return ((InternalEList<?>) getOwnedParameterSets())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__COVERED :
				return ((InternalEList<?>) getCovereds()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				return basicSetEnclosingOperand(null, msgs);
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				return basicSetEnclosingInteraction(null, msgs);
			case UMLPackage.INTERACTION__GENERAL_ORDERING :
				return ((InternalEList<?>) getGeneralOrderings())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__LIFELINE :
				return ((InternalEList<?>) getLifelines()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.INTERACTION__FRAGMENT :
				return ((InternalEList<?>) getFragments()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.INTERACTION__ACTION :
				return ((InternalEList<?>) getActions()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.INTERACTION__FORMAL_GATE :
				return ((InternalEList<?>) getFormalGates())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.INTERACTION__MESSAGE :
				return ((InternalEList<?>) getMessages()).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__OWNING_TEMPLATE_PARAMETER :
				return eInternalContainer().eInverseRemove(this,
					UMLPackage.TEMPLATE_PARAMETER__OWNED_PARAMETERED_ELEMENT,
					TemplateParameter.class, msgs);
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				return eInternalContainer().eInverseRemove(this,
					UMLPackage.INTERACTION_OPERAND__FRAGMENT,
					InteractionOperand.class, msgs);
			case UMLPackage.INTERACTION__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__EANNOTATIONS :
				return getEAnnotations();
			case UMLPackage.INTERACTION__OWNED_COMMENT :
				return getOwnedComments();
			case UMLPackage.INTERACTION__OWNED_ELEMENT :
				return getOwnedElements();
			case UMLPackage.INTERACTION__OWNER :
				if (resolve)
					return getOwner();
				return basicGetOwner();
			case UMLPackage.INTERACTION__CLIENT_DEPENDENCY :
				return getClientDependencies();
			case UMLPackage.INTERACTION__NAME :
				return getName();
			case UMLPackage.INTERACTION__NAME_EXPRESSION :
				if (resolve)
					return getNameExpression();
				return basicGetNameExpression();
			case UMLPackage.INTERACTION__NAMESPACE :
				if (resolve)
					return getNamespace();
				return basicGetNamespace();
			case UMLPackage.INTERACTION__QUALIFIED_NAME :
				return getQualifiedName();
			case UMLPackage.INTERACTION__VISIBILITY :
				return getVisibility();
			case UMLPackage.INTERACTION__OWNED_RULE :
				return getOwnedRules();
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				return getElementImports();
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				return getPackageImports();
			case UMLPackage.INTERACTION__OWNED_MEMBER :
				return getOwnedMembers();
			case UMLPackage.INTERACTION__IMPORTED_MEMBER :
				return getImportedMembers();
			case UMLPackage.INTERACTION__MEMBER :
				return getMembers();
			case UMLPackage.INTERACTION__IS_LEAF :
				return isLeaf();
			case UMLPackage.INTERACTION__REDEFINED_ELEMENT :
				return getRedefinedElements();
			case UMLPackage.INTERACTION__REDEFINITION_CONTEXT :
				return getRedefinitionContexts();
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				if (resolve)
					return getOwningTemplateParameter();
				return basicGetOwningTemplateParameter();
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				if (resolve)
					return getTemplateParameter();
				return basicGetTemplateParameter();
			case UMLPackage.INTERACTION__PACKAGE :
				if (resolve)
					return getPackage();
				return basicGetPackage();
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				return getTemplateBindings();
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				if (resolve)
					return getOwnedTemplateSignature();
				return basicGetOwnedTemplateSignature();
			case UMLPackage.INTERACTION__FEATURE :
				return getFeatures();
			case UMLPackage.INTERACTION__ATTRIBUTE :
				return getAttributes();
			case UMLPackage.INTERACTION__COLLABORATION_USE :
				return getCollaborationUses();
			case UMLPackage.INTERACTION__GENERAL :
				return getGenerals();
			case UMLPackage.INTERACTION__GENERALIZATION :
				return getGeneralizations();
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				return getPowertypeExtents();
			case UMLPackage.INTERACTION__INHERITED_MEMBER :
				return getInheritedMembers();
			case UMLPackage.INTERACTION__IS_ABSTRACT :
				return isAbstract();
			case UMLPackage.INTERACTION__IS_FINAL_SPECIALIZATION :
				return isFinalSpecialization();
			case UMLPackage.INTERACTION__OWNED_USE_CASE :
				return getOwnedUseCases();
			case UMLPackage.INTERACTION__USE_CASE :
				return getUseCases();
			case UMLPackage.INTERACTION__REDEFINED_CLASSIFIER :
				return getRedefinedClassifiers();
			case UMLPackage.INTERACTION__REPRESENTATION :
				if (resolve)
					return getRepresentation();
				return basicGetRepresentation();
			case UMLPackage.INTERACTION__SUBSTITUTION :
				return getSubstitutions();
			case UMLPackage.INTERACTION__OWNED_ATTRIBUTE :
				return getOwnedAttributes();
			case UMLPackage.INTERACTION__OWNED_CONNECTOR :
				return getOwnedConnectors();
			case UMLPackage.INTERACTION__PART :
				return getParts();
			case UMLPackage.INTERACTION__ROLE :
				return getRoles();
			case UMLPackage.INTERACTION__OWNED_PORT :
				return getOwnedPorts();
			case UMLPackage.INTERACTION__CLASSIFIER_BEHAVIOR :
				if (resolve)
					return getClassifierBehavior();
				return basicGetClassifierBehavior();
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				return getInterfaceRealizations();
			case UMLPackage.INTERACTION__OWNED_BEHAVIOR :
				return getOwnedBehaviors();
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				return getOwnedOperations();
			case UMLPackage.INTERACTION__EXTENSION :
				return getExtensions();
			case UMLPackage.INTERACTION__IS_ACTIVE :
				return isActive();
			case UMLPackage.INTERACTION__NESTED_CLASSIFIER :
				return getNestedClassifiers();
			case UMLPackage.INTERACTION__OWNED_RECEPTION :
				return getOwnedReceptions();
			case UMLPackage.INTERACTION__SUPER_CLASS :
				return getSuperClasses();
			case UMLPackage.INTERACTION__SPECIFICATION :
				if (resolve)
					return getSpecification();
				return basicGetSpecification();
			case UMLPackage.INTERACTION__CONTEXT :
				if (resolve)
					return getContext();
				return basicGetContext();
			case UMLPackage.INTERACTION__IS_REENTRANT :
				return isReentrant();
			case UMLPackage.INTERACTION__OWNED_PARAMETER :
				return getOwnedParameters();
			case UMLPackage.INTERACTION__OWNED_PARAMETER_SET :
				return getOwnedParameterSets();
			case UMLPackage.INTERACTION__POSTCONDITION :
				return getPostconditions();
			case UMLPackage.INTERACTION__PRECONDITION :
				return getPreconditions();
			case UMLPackage.INTERACTION__REDEFINED_BEHAVIOR :
				return getRedefinedBehaviors();
			case UMLPackage.INTERACTION__COVERED :
				return getCovereds();
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				if (resolve)
					return getEnclosingOperand();
				return basicGetEnclosingOperand();
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				if (resolve)
					return getEnclosingInteraction();
				return basicGetEnclosingInteraction();
			case UMLPackage.INTERACTION__GENERAL_ORDERING :
				return getGeneralOrderings();
			case UMLPackage.INTERACTION__LIFELINE :
				return getLifelines();
			case UMLPackage.INTERACTION__FRAGMENT :
				return getFragments();
			case UMLPackage.INTERACTION__ACTION :
				return getActions();
			case UMLPackage.INTERACTION__FORMAL_GATE :
				return getFormalGates();
			case UMLPackage.INTERACTION__MESSAGE :
				return getMessages();
		}
		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__EANNOTATIONS :
				getEAnnotations().clear();
				getEAnnotations()
					.addAll((Collection<? extends EAnnotation>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_COMMENT :
				getOwnedComments().clear();
				getOwnedComments()
					.addAll((Collection<? extends Comment>) newValue);
				return;
			case UMLPackage.INTERACTION__NAME :
				setName((String) newValue);
				return;
			case UMLPackage.INTERACTION__NAME_EXPRESSION :
				setNameExpression((StringExpression) newValue);
				return;
			case UMLPackage.INTERACTION__VISIBILITY :
				setVisibility((VisibilityKind) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_RULE :
				getOwnedRules().clear();
				getOwnedRules()
					.addAll((Collection<? extends Constraint>) newValue);
				return;
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				getElementImports().clear();
				getElementImports()
					.addAll((Collection<? extends ElementImport>) newValue);
				return;
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				getPackageImports().clear();
				getPackageImports()
					.addAll((Collection<? extends PackageImport>) newValue);
				return;
			case UMLPackage.INTERACTION__IS_LEAF :
				setIsLeaf((Boolean) newValue);
				return;
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				setOwningTemplateParameter((TemplateParameter) newValue);
				return;
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				setTemplateParameter((TemplateParameter) newValue);
				return;
			case UMLPackage.INTERACTION__PACKAGE :
				setPackage((org.eclipse.uml2.uml.Package) newValue);
				return;
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				getTemplateBindings().clear();
				getTemplateBindings()
					.addAll((Collection<? extends TemplateBinding>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				setOwnedTemplateSignature((TemplateSignature) newValue);
				return;
			case UMLPackage.INTERACTION__COLLABORATION_USE :
				getCollaborationUses().clear();
				getCollaborationUses()
					.addAll((Collection<? extends CollaborationUse>) newValue);
				return;
			case UMLPackage.INTERACTION__GENERAL :
				getGenerals().clear();
				getGenerals()
					.addAll((Collection<? extends Classifier>) newValue);
				return;
			case UMLPackage.INTERACTION__GENERALIZATION :
				getGeneralizations().clear();
				getGeneralizations()
					.addAll((Collection<? extends Generalization>) newValue);
				return;
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				getPowertypeExtents().clear();
				getPowertypeExtents()
					.addAll((Collection<? extends GeneralizationSet>) newValue);
				return;
			case UMLPackage.INTERACTION__IS_ABSTRACT :
				setIsAbstract((Boolean) newValue);
				return;
			case UMLPackage.INTERACTION__IS_FINAL_SPECIALIZATION :
				setIsFinalSpecialization((Boolean) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_USE_CASE :
				getOwnedUseCases().clear();
				getOwnedUseCases()
					.addAll((Collection<? extends UseCase>) newValue);
				return;
			case UMLPackage.INTERACTION__USE_CASE :
				getUseCases().clear();
				getUseCases().addAll((Collection<? extends UseCase>) newValue);
				return;
			case UMLPackage.INTERACTION__REDEFINED_CLASSIFIER :
				getRedefinedClassifiers().clear();
				getRedefinedClassifiers()
					.addAll((Collection<? extends Classifier>) newValue);
				return;
			case UMLPackage.INTERACTION__REPRESENTATION :
				setRepresentation((CollaborationUse) newValue);
				return;
			case UMLPackage.INTERACTION__SUBSTITUTION :
				getSubstitutions().clear();
				getSubstitutions()
					.addAll((Collection<? extends Substitution>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_ATTRIBUTE :
				getOwnedAttributes().clear();
				getOwnedAttributes()
					.addAll((Collection<? extends Property>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_CONNECTOR :
				getOwnedConnectors().clear();
				getOwnedConnectors()
					.addAll((Collection<? extends Connector>) newValue);
				return;
			case UMLPackage.INTERACTION__CLASSIFIER_BEHAVIOR :
				setClassifierBehavior((Behavior) newValue);
				return;
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				getInterfaceRealizations().clear();
				getInterfaceRealizations().addAll(
					(Collection<? extends InterfaceRealization>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_BEHAVIOR :
				getOwnedBehaviors().clear();
				getOwnedBehaviors()
					.addAll((Collection<? extends Behavior>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				getOwnedOperations().clear();
				getOwnedOperations()
					.addAll((Collection<? extends Operation>) newValue);
				return;
			case UMLPackage.INTERACTION__IS_ACTIVE :
				setIsActive((Boolean) newValue);
				return;
			case UMLPackage.INTERACTION__NESTED_CLASSIFIER :
				getNestedClassifiers().clear();
				getNestedClassifiers()
					.addAll((Collection<? extends Classifier>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_RECEPTION :
				getOwnedReceptions().clear();
				getOwnedReceptions()
					.addAll((Collection<? extends Reception>) newValue);
				return;
			case UMLPackage.INTERACTION__SUPER_CLASS :
				getSuperClasses().clear();
				getSuperClasses().addAll(
					(Collection<? extends org.eclipse.uml2.uml.Class>) newValue);
				return;
			case UMLPackage.INTERACTION__SPECIFICATION :
				setSpecification((BehavioralFeature) newValue);
				return;
			case UMLPackage.INTERACTION__IS_REENTRANT :
				setIsReentrant((Boolean) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_PARAMETER :
				getOwnedParameters().clear();
				getOwnedParameters()
					.addAll((Collection<? extends Parameter>) newValue);
				return;
			case UMLPackage.INTERACTION__OWNED_PARAMETER_SET :
				getOwnedParameterSets().clear();
				getOwnedParameterSets()
					.addAll((Collection<? extends ParameterSet>) newValue);
				return;
			case UMLPackage.INTERACTION__POSTCONDITION :
				getPostconditions().clear();
				getPostconditions()
					.addAll((Collection<? extends Constraint>) newValue);
				return;
			case UMLPackage.INTERACTION__PRECONDITION :
				getPreconditions().clear();
				getPreconditions()
					.addAll((Collection<? extends Constraint>) newValue);
				return;
			case UMLPackage.INTERACTION__REDEFINED_BEHAVIOR :
				getRedefinedBehaviors().clear();
				getRedefinedBehaviors()
					.addAll((Collection<? extends Behavior>) newValue);
				return;
			case UMLPackage.INTERACTION__COVERED :
				getCovereds().clear();
				getCovereds().addAll((Collection<? extends Lifeline>) newValue);
				return;
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				setEnclosingOperand((InteractionOperand) newValue);
				return;
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				setEnclosingInteraction((Interaction) newValue);
				return;
			case UMLPackage.INTERACTION__GENERAL_ORDERING :
				getGeneralOrderings().clear();
				getGeneralOrderings()
					.addAll((Collection<? extends GeneralOrdering>) newValue);
				return;
			case UMLPackage.INTERACTION__LIFELINE :
				getLifelines().clear();
				getLifelines()
					.addAll((Collection<? extends Lifeline>) newValue);
				return;
			case UMLPackage.INTERACTION__FRAGMENT :
				getFragments().clear();
				getFragments().addAll(
					(Collection<? extends InteractionFragment>) newValue);
				return;
			case UMLPackage.INTERACTION__ACTION :
				getActions().clear();
				getActions().addAll((Collection<? extends Action>) newValue);
				return;
			case UMLPackage.INTERACTION__FORMAL_GATE :
				getFormalGates().clear();
				getFormalGates().addAll((Collection<? extends Gate>) newValue);
				return;
			case UMLPackage.INTERACTION__MESSAGE :
				getMessages().clear();
				getMessages().addAll((Collection<? extends Message>) newValue);
				return;
		}
		eDynamicSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case UMLPackage.INTERACTION__EANNOTATIONS :
				getEAnnotations().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_COMMENT :
				getOwnedComments().clear();
				return;
			case UMLPackage.INTERACTION__NAME :
				unsetName();
				return;
			case UMLPackage.INTERACTION__NAME_EXPRESSION :
				setNameExpression((StringExpression) null);
				return;
			case UMLPackage.INTERACTION__VISIBILITY :
				unsetVisibility();
				return;
			case UMLPackage.INTERACTION__OWNED_RULE :
				getOwnedRules().clear();
				return;
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				getElementImports().clear();
				return;
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				getPackageImports().clear();
				return;
			case UMLPackage.INTERACTION__IS_LEAF :
				setIsLeaf(IS_LEAF_EDEFAULT);
				return;
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				setOwningTemplateParameter((TemplateParameter) null);
				return;
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				setTemplateParameter((TemplateParameter) null);
				return;
			case UMLPackage.INTERACTION__PACKAGE :
				setPackage((org.eclipse.uml2.uml.Package) null);
				return;
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				getTemplateBindings().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				setOwnedTemplateSignature((TemplateSignature) null);
				return;
			case UMLPackage.INTERACTION__COLLABORATION_USE :
				getCollaborationUses().clear();
				return;
			case UMLPackage.INTERACTION__GENERAL :
				getGenerals().clear();
				return;
			case UMLPackage.INTERACTION__GENERALIZATION :
				getGeneralizations().clear();
				return;
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				getPowertypeExtents().clear();
				return;
			case UMLPackage.INTERACTION__IS_ABSTRACT :
				setIsAbstract(IS_ABSTRACT_EDEFAULT);
				return;
			case UMLPackage.INTERACTION__IS_FINAL_SPECIALIZATION :
				setIsFinalSpecialization(IS_FINAL_SPECIALIZATION_EDEFAULT);
				return;
			case UMLPackage.INTERACTION__OWNED_USE_CASE :
				getOwnedUseCases().clear();
				return;
			case UMLPackage.INTERACTION__USE_CASE :
				getUseCases().clear();
				return;
			case UMLPackage.INTERACTION__REDEFINED_CLASSIFIER :
				getRedefinedClassifiers().clear();
				return;
			case UMLPackage.INTERACTION__REPRESENTATION :
				setRepresentation((CollaborationUse) null);
				return;
			case UMLPackage.INTERACTION__SUBSTITUTION :
				getSubstitutions().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_ATTRIBUTE :
				getOwnedAttributes().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_CONNECTOR :
				getOwnedConnectors().clear();
				return;
			case UMLPackage.INTERACTION__CLASSIFIER_BEHAVIOR :
				setClassifierBehavior((Behavior) null);
				return;
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				getInterfaceRealizations().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_BEHAVIOR :
				getOwnedBehaviors().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				getOwnedOperations().clear();
				return;
			case UMLPackage.INTERACTION__IS_ACTIVE :
				setIsActive(IS_ACTIVE_EDEFAULT);
				return;
			case UMLPackage.INTERACTION__NESTED_CLASSIFIER :
				getNestedClassifiers().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_RECEPTION :
				getOwnedReceptions().clear();
				return;
			case UMLPackage.INTERACTION__SUPER_CLASS :
				getSuperClasses().clear();
				return;
			case UMLPackage.INTERACTION__SPECIFICATION :
				setSpecification((BehavioralFeature) null);
				return;
			case UMLPackage.INTERACTION__IS_REENTRANT :
				unsetIsReentrant();
				return;
			case UMLPackage.INTERACTION__OWNED_PARAMETER :
				getOwnedParameters().clear();
				return;
			case UMLPackage.INTERACTION__OWNED_PARAMETER_SET :
				getOwnedParameterSets().clear();
				return;
			case UMLPackage.INTERACTION__POSTCONDITION :
				getPostconditions().clear();
				return;
			case UMLPackage.INTERACTION__PRECONDITION :
				getPreconditions().clear();
				return;
			case UMLPackage.INTERACTION__REDEFINED_BEHAVIOR :
				getRedefinedBehaviors().clear();
				return;
			case UMLPackage.INTERACTION__COVERED :
				getCovereds().clear();
				return;
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				setEnclosingOperand((InteractionOperand) null);
				return;
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				setEnclosingInteraction((Interaction) null);
				return;
			case UMLPackage.INTERACTION__GENERAL_ORDERING :
				getGeneralOrderings().clear();
				return;
			case UMLPackage.INTERACTION__LIFELINE :
				getLifelines().clear();
				return;
			case UMLPackage.INTERACTION__FRAGMENT :
				getFragments().clear();
				return;
			case UMLPackage.INTERACTION__ACTION :
				getActions().clear();
				return;
			case UMLPackage.INTERACTION__FORMAL_GATE :
				getFormalGates().clear();
				return;
			case UMLPackage.INTERACTION__MESSAGE :
				getMessages().clear();
				return;
		}
		eDynamicUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case UMLPackage.INTERACTION__EANNOTATIONS :
				return eAnnotations != null && !eAnnotations.isEmpty();
			case UMLPackage.INTERACTION__OWNED_COMMENT :
				return ownedComments != null && !ownedComments.isEmpty();
			case UMLPackage.INTERACTION__OWNED_ELEMENT :
				return isSetOwnedElements();
			case UMLPackage.INTERACTION__OWNER :
				return isSetOwner();
			case UMLPackage.INTERACTION__CLIENT_DEPENDENCY :
				return !getClientDependencies().isEmpty();
			case UMLPackage.INTERACTION__NAME :
				return isSetName();
			case UMLPackage.INTERACTION__NAME_EXPRESSION :
				return nameExpression != null;
			case UMLPackage.INTERACTION__NAMESPACE :
				return isSetNamespace();
			case UMLPackage.INTERACTION__QUALIFIED_NAME :
				return QUALIFIED_NAME_EDEFAULT == null
					? getQualifiedName() != null
					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
			case UMLPackage.INTERACTION__VISIBILITY :
				return isSetVisibility();
			case UMLPackage.INTERACTION__OWNED_RULE :
				return ownedRules != null && !ownedRules.isEmpty();
			case UMLPackage.INTERACTION__ELEMENT_IMPORT :
				return elementImports != null && !elementImports.isEmpty();
			case UMLPackage.INTERACTION__PACKAGE_IMPORT :
				return packageImports != null && !packageImports.isEmpty();
			case UMLPackage.INTERACTION__OWNED_MEMBER :
				return isSetOwnedMembers();
			case UMLPackage.INTERACTION__IMPORTED_MEMBER :
				return !getImportedMembers().isEmpty();
			case UMLPackage.INTERACTION__MEMBER :
				return isSetMembers();
			case UMLPackage.INTERACTION__IS_LEAF :
				return ((eFlags & IS_LEAF_EFLAG) != 0) != IS_LEAF_EDEFAULT;
			case UMLPackage.INTERACTION__REDEFINED_ELEMENT :
				return isSetRedefinedElements();
			case UMLPackage.INTERACTION__REDEFINITION_CONTEXT :
				return isSetRedefinitionContexts();
			case UMLPackage.INTERACTION__OWNING_TEMPLATE_PARAMETER :
				return basicGetOwningTemplateParameter() != null;
			case UMLPackage.INTERACTION__TEMPLATE_PARAMETER :
				return isSetTemplateParameter();
			case UMLPackage.INTERACTION__PACKAGE :
				return basicGetPackage() != null;
			case UMLPackage.INTERACTION__TEMPLATE_BINDING :
				return templateBindings != null && !templateBindings.isEmpty();
			case UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE :
				return isSetOwnedTemplateSignature();
			case UMLPackage.INTERACTION__FEATURE :
				return isSetFeatures();
			case UMLPackage.INTERACTION__ATTRIBUTE :
				return isSetAttributes();
			case UMLPackage.INTERACTION__COLLABORATION_USE :
				return collaborationUses != null
					&& !collaborationUses.isEmpty();
			case UMLPackage.INTERACTION__GENERAL :
				return isSetGenerals();
			case UMLPackage.INTERACTION__GENERALIZATION :
				return generalizations != null && !generalizations.isEmpty();
			case UMLPackage.INTERACTION__POWERTYPE_EXTENT :
				return powertypeExtents != null && !powertypeExtents.isEmpty();
			case UMLPackage.INTERACTION__INHERITED_MEMBER :
				return !getInheritedMembers().isEmpty();
			case UMLPackage.INTERACTION__IS_ABSTRACT :
				return isSetIsAbstract();
			case UMLPackage.INTERACTION__IS_FINAL_SPECIALIZATION :
				return ((eFlags
					& IS_FINAL_SPECIALIZATION_EFLAG) != 0) != IS_FINAL_SPECIALIZATION_EDEFAULT;
			case UMLPackage.INTERACTION__OWNED_USE_CASE :
				return ownedUseCases != null && !ownedUseCases.isEmpty();
			case UMLPackage.INTERACTION__USE_CASE :
				return useCases != null && !useCases.isEmpty();
			case UMLPackage.INTERACTION__REDEFINED_CLASSIFIER :
				return redefinedClassifiers != null
					&& !redefinedClassifiers.isEmpty();
			case UMLPackage.INTERACTION__REPRESENTATION :
				return representation != null;
			case UMLPackage.INTERACTION__SUBSTITUTION :
				return substitutions != null && !substitutions.isEmpty();
			case UMLPackage.INTERACTION__OWNED_ATTRIBUTE :
				return isSetOwnedAttributes();
			case UMLPackage.INTERACTION__OWNED_CONNECTOR :
				return ownedConnectors != null && !ownedConnectors.isEmpty();
			case UMLPackage.INTERACTION__PART :
				return !getParts().isEmpty();
			case UMLPackage.INTERACTION__ROLE :
				return isSetRoles();
			case UMLPackage.INTERACTION__OWNED_PORT :
				return !getOwnedPorts().isEmpty();
			case UMLPackage.INTERACTION__CLASSIFIER_BEHAVIOR :
				return classifierBehavior != null;
			case UMLPackage.INTERACTION__INTERFACE_REALIZATION :
				return interfaceRealizations != null
					&& !interfaceRealizations.isEmpty();
			case UMLPackage.INTERACTION__OWNED_BEHAVIOR :
				return ownedBehaviors != null && !ownedBehaviors.isEmpty();
			case UMLPackage.INTERACTION__OWNED_OPERATION :
				return ownedOperations != null && !ownedOperations.isEmpty();
			case UMLPackage.INTERACTION__EXTENSION :
				return !getExtensions().isEmpty();
			case UMLPackage.INTERACTION__IS_ACTIVE :
				return ((eFlags & IS_ACTIVE_EFLAG) != 0) != IS_ACTIVE_EDEFAULT;
			case UMLPackage.INTERACTION__NESTED_CLASSIFIER :
				return nestedClassifiers != null
					&& !nestedClassifiers.isEmpty();
			case UMLPackage.INTERACTION__OWNED_RECEPTION :
				return ownedReceptions != null && !ownedReceptions.isEmpty();
			case UMLPackage.INTERACTION__SUPER_CLASS :
				return isSetSuperClasses();
			case UMLPackage.INTERACTION__SPECIFICATION :
				return specification != null;
			case UMLPackage.INTERACTION__CONTEXT :
				return basicGetContext() != null;
			case UMLPackage.INTERACTION__IS_REENTRANT :
				return isSetIsReentrant();
			case UMLPackage.INTERACTION__OWNED_PARAMETER :
				return ownedParameters != null && !ownedParameters.isEmpty();
			case UMLPackage.INTERACTION__OWNED_PARAMETER_SET :
				return ownedParameterSets != null
					&& !ownedParameterSets.isEmpty();
			case UMLPackage.INTERACTION__POSTCONDITION :
				return postconditions != null && !postconditions.isEmpty();
			case UMLPackage.INTERACTION__PRECONDITION :
				return preconditions != null && !preconditions.isEmpty();
			case UMLPackage.INTERACTION__REDEFINED_BEHAVIOR :
				return redefinedBehaviors != null
					&& !redefinedBehaviors.isEmpty();
			case UMLPackage.INTERACTION__COVERED :
				return covereds != null && !covereds.isEmpty();
			case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
				return basicGetEnclosingOperand() != null;
			case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
				return basicGetEnclosingInteraction() != null;
			case UMLPackage.INTERACTION__GENERAL_ORDERING :
				return generalOrderings != null && !generalOrderings.isEmpty();
			case UMLPackage.INTERACTION__LIFELINE :
				return lifelines != null && !lifelines.isEmpty();
			case UMLPackage.INTERACTION__FRAGMENT :
				return fragments != null && !fragments.isEmpty();
			case UMLPackage.INTERACTION__ACTION :
				return actions != null && !actions.isEmpty();
			case UMLPackage.INTERACTION__FORMAL_GATE :
				return formalGates != null && !formalGates.isEmpty();
			case UMLPackage.INTERACTION__MESSAGE :
				return messages != null && !messages.isEmpty();
		}
		return eDynamicIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID,
			Class<?> baseClass) {
		if (baseClass == InteractionFragment.class) {
			switch (derivedFeatureID) {
				case UMLPackage.INTERACTION__COVERED :
					return UMLPackage.INTERACTION_FRAGMENT__COVERED;
				case UMLPackage.INTERACTION__ENCLOSING_OPERAND :
					return UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND;
				case UMLPackage.INTERACTION__ENCLOSING_INTERACTION :
					return UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION;
				case UMLPackage.INTERACTION__GENERAL_ORDERING :
					return UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING;
				default :
					return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedStructuralFeatureID(int baseFeatureID,
			Class<?> baseClass) {
		if (baseClass == InteractionFragment.class) {
			switch (baseFeatureID) {
				case UMLPackage.INTERACTION_FRAGMENT__COVERED :
					return UMLPackage.INTERACTION__COVERED;
				case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_OPERAND :
					return UMLPackage.INTERACTION__ENCLOSING_OPERAND;
				case UMLPackage.INTERACTION_FRAGMENT__ENCLOSING_INTERACTION :
					return UMLPackage.INTERACTION__ENCLOSING_INTERACTION;
				case UMLPackage.INTERACTION_FRAGMENT__GENERAL_ORDERING :
					return UMLPackage.INTERACTION__GENERAL_ORDERING;
				default :
					return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	@SuppressWarnings("unchecked")
	public Object eInvoke(int operationID, EList<?> arguments)
			throws InvocationTargetException {
		switch (operationID) {
			case UMLPackage.INTERACTION___GET_EANNOTATION__STRING :
				return getEAnnotation((String) arguments.get(0));
			case UMLPackage.INTERACTION___VALIDATE_HAS_OWNER__DIAGNOSTICCHAIN_MAP :
				return validateHasOwner((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_NOT_OWN_SELF__DIAGNOSTICCHAIN_MAP :
				return validateNotOwnSelf((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___ADD_KEYWORD__STRING :
				return addKeyword((String) arguments.get(0));
			case UMLPackage.INTERACTION___APPLY_STEREOTYPE__STEREOTYPE :
				return applyStereotype((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___CREATE_EANNOTATION__STRING :
				return createEAnnotation((String) arguments.get(0));
			case UMLPackage.INTERACTION___DESTROY :
				destroy();
				return null;
			case UMLPackage.INTERACTION___GET_KEYWORDS :
				return getKeywords();
			case UMLPackage.INTERACTION___GET_APPLICABLE_STEREOTYPE__STRING :
				return getApplicableStereotype((String) arguments.get(0));
			case UMLPackage.INTERACTION___GET_APPLICABLE_STEREOTYPES :
				return getApplicableStereotypes();
			case UMLPackage.INTERACTION___GET_APPLIED_STEREOTYPE__STRING :
				return getAppliedStereotype((String) arguments.get(0));
			case UMLPackage.INTERACTION___GET_APPLIED_STEREOTYPES :
				return getAppliedStereotypes();
			case UMLPackage.INTERACTION___GET_APPLIED_SUBSTEREOTYPE__STEREOTYPE_STRING :
				return getAppliedSubstereotype((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.INTERACTION___GET_APPLIED_SUBSTEREOTYPES__STEREOTYPE :
				return getAppliedSubstereotypes((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___GET_MODEL :
				return getModel();
			case UMLPackage.INTERACTION___GET_NEAREST_PACKAGE :
				return getNearestPackage();
			case UMLPackage.INTERACTION___GET_RELATIONSHIPS :
				return getRelationships();
			case UMLPackage.INTERACTION___GET_RELATIONSHIPS__ECLASS :
				return getRelationships((EClass) arguments.get(0));
			case UMLPackage.INTERACTION___GET_REQUIRED_STEREOTYPE__STRING :
				return getRequiredStereotype((String) arguments.get(0));
			case UMLPackage.INTERACTION___GET_REQUIRED_STEREOTYPES :
				return getRequiredStereotypes();
			case UMLPackage.INTERACTION___GET_SOURCE_DIRECTED_RELATIONSHIPS :
				return getSourceDirectedRelationships();
			case UMLPackage.INTERACTION___GET_SOURCE_DIRECTED_RELATIONSHIPS__ECLASS :
				return getSourceDirectedRelationships(
					(EClass) arguments.get(0));
			case UMLPackage.INTERACTION___GET_STEREOTYPE_APPLICATION__STEREOTYPE :
				return getStereotypeApplication((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___GET_STEREOTYPE_APPLICATIONS :
				return getStereotypeApplications();
			case UMLPackage.INTERACTION___GET_TARGET_DIRECTED_RELATIONSHIPS :
				return getTargetDirectedRelationships();
			case UMLPackage.INTERACTION___GET_TARGET_DIRECTED_RELATIONSHIPS__ECLASS :
				return getTargetDirectedRelationships(
					(EClass) arguments.get(0));
			case UMLPackage.INTERACTION___GET_VALUE__STEREOTYPE_STRING :
				return getValue((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.INTERACTION___HAS_KEYWORD__STRING :
				return hasKeyword((String) arguments.get(0));
			case UMLPackage.INTERACTION___HAS_VALUE__STEREOTYPE_STRING :
				return hasValue((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.INTERACTION___IS_STEREOTYPE_APPLICABLE__STEREOTYPE :
				return isStereotypeApplicable((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___IS_STEREOTYPE_APPLIED__STEREOTYPE :
				return isStereotypeApplied((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___IS_STEREOTYPE_REQUIRED__STEREOTYPE :
				return isStereotypeRequired((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___REMOVE_KEYWORD__STRING :
				return removeKeyword((String) arguments.get(0));
			case UMLPackage.INTERACTION___SET_VALUE__STEREOTYPE_STRING_OBJECT :
				setValue((Stereotype) arguments.get(0),
					(String) arguments.get(1), arguments.get(2));
				return null;
			case UMLPackage.INTERACTION___UNAPPLY_STEREOTYPE__STEREOTYPE :
				return unapplyStereotype((Stereotype) arguments.get(0));
			case UMLPackage.INTERACTION___ALL_OWNED_ELEMENTS :
				return allOwnedElements();
			case UMLPackage.INTERACTION___MUST_BE_OWNED :
				return mustBeOwned();
			case UMLPackage.INTERACTION___VALIDATE_VISIBILITY_NEEDS_OWNERSHIP__DIAGNOSTICCHAIN_MAP :
				return validateVisibilityNeedsOwnership(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_HAS_QUALIFIED_NAME__DIAGNOSTICCHAIN_MAP :
				return validateHasQualifiedName(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_HAS_NO_QUALIFIED_NAME__DIAGNOSTICCHAIN_MAP :
				return validateHasNoQualifiedName(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___CREATE_DEPENDENCY__NAMEDELEMENT :
				return createDependency((NamedElement) arguments.get(0));
			case UMLPackage.INTERACTION___CREATE_USAGE__NAMEDELEMENT :
				return createUsage((NamedElement) arguments.get(0));
			case UMLPackage.INTERACTION___GET_LABEL :
				return getLabel();
			case UMLPackage.INTERACTION___GET_LABEL__BOOLEAN :
				return getLabel((Boolean) arguments.get(0));
			case UMLPackage.INTERACTION___GET_NAMESPACE :
				return getNamespace();
			case UMLPackage.INTERACTION___ALL_NAMESPACES :
				return allNamespaces();
			case UMLPackage.INTERACTION___ALL_OWNING_PACKAGES :
				return allOwningPackages();
			case UMLPackage.INTERACTION___IS_DISTINGUISHABLE_FROM__NAMEDELEMENT_NAMESPACE :
				return isDistinguishableFrom((NamedElement) arguments.get(0),
					(Namespace) arguments.get(1));
			case UMLPackage.INTERACTION___GET_QUALIFIED_NAME :
				return getQualifiedName();
			case UMLPackage.INTERACTION___SEPARATOR :
				return separator();
			case UMLPackage.INTERACTION___GET_CLIENT_DEPENDENCIES :
				return getClientDependencies();
			case UMLPackage.INTERACTION___VALIDATE_MEMBERS_DISTINGUISHABLE__DIAGNOSTICCHAIN_MAP :
				return validateMembersDistinguishable(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_CANNOT_IMPORT_SELF__DIAGNOSTICCHAIN_MAP :
				return validateCannotImportSelf(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_CANNOT_IMPORT_OWNED_MEMBERS__DIAGNOSTICCHAIN_MAP :
				return validateCannotImportOwnedMembers(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___CREATE_ELEMENT_IMPORT__PACKAGEABLEELEMENT_VISIBILITYKIND :
				return createElementImport(
					(PackageableElement) arguments.get(0),
					(VisibilityKind) arguments.get(1));
			case UMLPackage.INTERACTION___CREATE_PACKAGE_IMPORT__PACKAGE_VISIBILITYKIND :
				return createPackageImport(
					(org.eclipse.uml2.uml.Package) arguments.get(0),
					(VisibilityKind) arguments.get(1));
			case UMLPackage.INTERACTION___GET_IMPORTED_ELEMENTS :
				return getImportedElements();
			case UMLPackage.INTERACTION___GET_IMPORTED_PACKAGES :
				return getImportedPackages();
			case UMLPackage.INTERACTION___GET_OWNED_MEMBERS :
				return getOwnedMembers();
			case UMLPackage.INTERACTION___EXCLUDE_COLLISIONS__ELIST :
				return excludeCollisions(
					(EList<PackageableElement>) arguments.get(0));
			case UMLPackage.INTERACTION___GET_NAMES_OF_MEMBER__NAMEDELEMENT :
				return getNamesOfMember((NamedElement) arguments.get(0));
			case UMLPackage.INTERACTION___IMPORT_MEMBERS__ELIST :
				return importMembers(
					(EList<PackageableElement>) arguments.get(0));
			case UMLPackage.INTERACTION___GET_IMPORTED_MEMBERS :
				return getImportedMembers();
			case UMLPackage.INTERACTION___MEMBERS_ARE_DISTINGUISHABLE :
				return membersAreDistinguishable();
			case UMLPackage.INTERACTION___VALIDATE_REDEFINITION_CONSISTENT__DIAGNOSTICCHAIN_MAP :
				return validateRedefinitionConsistent(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_NON_LEAF_REDEFINITION__DIAGNOSTICCHAIN_MAP :
				return validateNonLeafRedefinition(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_REDEFINITION_CONTEXT_VALID__DIAGNOSTICCHAIN_MAP :
				return validateRedefinitionContextValid(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___IS_CONSISTENT_WITH__REDEFINABLEELEMENT :
				return isConsistentWith((RedefinableElement) arguments.get(0));
			case UMLPackage.INTERACTION___IS_REDEFINITION_CONTEXT_VALID__REDEFINABLEELEMENT :
				return isRedefinitionContextValid(
					(RedefinableElement) arguments.get(0));
			case UMLPackage.INTERACTION___IS_COMPATIBLE_WITH__PARAMETERABLEELEMENT :
				return isCompatibleWith(
					(ParameterableElement) arguments.get(0));
			case UMLPackage.INTERACTION___IS_TEMPLATE_PARAMETER :
				return isTemplateParameter();
			case UMLPackage.INTERACTION___VALIDATE_NAMESPACE_NEEDS_VISIBILITY__DIAGNOSTICCHAIN_MAP :
				return validateNamespaceNeedsVisibility(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___CREATE_ASSOCIATION__BOOLEAN_AGGREGATIONKIND_STRING_INT_INT_TYPE_BOOLEAN_AGGREGATIONKIND_STRING_INT_INT :
				return createAssociation((Boolean) arguments.get(0),
					(AggregationKind) arguments.get(1),
					(String) arguments.get(2), (Integer) arguments.get(3),
					(Integer) arguments.get(4), (Type) arguments.get(5),
					(Boolean) arguments.get(6),
					(AggregationKind) arguments.get(7),
					(String) arguments.get(8), (Integer) arguments.get(9),
					(Integer) arguments.get(10));
			case UMLPackage.INTERACTION___GET_ASSOCIATIONS :
				return getAssociations();
			case UMLPackage.INTERACTION___CONFORMS_TO__TYPE :
				return conformsTo((Type) arguments.get(0));
			case UMLPackage.INTERACTION___IS_TEMPLATE :
				return isTemplate();
			case UMLPackage.INTERACTION___PARAMETERABLE_ELEMENTS :
				return parameterableElements();
			case UMLPackage.INTERACTION___VALIDATE_SPECIALIZE_TYPE__DIAGNOSTICCHAIN_MAP :
				return validateSpecializeType(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_MAPS_TO_GENERALIZATION_SET__DIAGNOSTICCHAIN_MAP :
				return validateMapsToGeneralizationSet(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_NON_FINAL_PARENTS__DIAGNOSTICCHAIN_MAP :
				return validateNonFinalParents(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_NO_CYCLES_IN_GENERALIZATION__DIAGNOSTICCHAIN_MAP :
				return validateNoCyclesInGeneralization(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___GET_ALL_ATTRIBUTES :
				return getAllAttributes();
			case UMLPackage.INTERACTION___GET_ALL_OPERATIONS :
				return getAllOperations();
			case UMLPackage.INTERACTION___GET_ALL_USED_INTERFACES :
				return getAllUsedInterfaces();
			case UMLPackage.INTERACTION___GET_OPERATION__STRING_ELIST_ELIST :
				return getOperation((String) arguments.get(0),
					(EList<String>) arguments.get(1),
					(EList<Type>) arguments.get(2));
			case UMLPackage.INTERACTION___GET_OPERATION__STRING_ELIST_ELIST_BOOLEAN :
				return getOperation((String) arguments.get(0),
					(EList<String>) arguments.get(1),
					(EList<Type>) arguments.get(2), (Boolean) arguments.get(3));
			case UMLPackage.INTERACTION___GET_OPERATIONS :
				return getOperations();
			case UMLPackage.INTERACTION___GET_USED_INTERFACES :
				return getUsedInterfaces();
			case UMLPackage.INTERACTION___ALL_FEATURES :
				return allFeatures();
			case UMLPackage.INTERACTION___ALL_PARENTS :
				return allParents();
			case UMLPackage.INTERACTION___GET_GENERALS :
				return getGenerals();
			case UMLPackage.INTERACTION___HAS_VISIBILITY_OF__NAMEDELEMENT :
				return hasVisibilityOf((NamedElement) arguments.get(0));
			case UMLPackage.INTERACTION___INHERIT__ELIST :
				return inherit((EList<NamedElement>) arguments.get(0));
			case UMLPackage.INTERACTION___INHERITABLE_MEMBERS__CLASSIFIER :
				return inheritableMembers((Classifier) arguments.get(0));
			case UMLPackage.INTERACTION___GET_INHERITED_MEMBERS :
				return getInheritedMembers();
			case UMLPackage.INTERACTION___MAY_SPECIALIZE_TYPE__CLASSIFIER :
				return maySpecializeType((Classifier) arguments.get(0));
			case UMLPackage.INTERACTION___PARENTS :
				return parents();
			case UMLPackage.INTERACTION___DIRECTLY_REALIZED_INTERFACES :
				return directlyRealizedInterfaces();
			case UMLPackage.INTERACTION___DIRECTLY_USED_INTERFACES :
				return directlyUsedInterfaces();
			case UMLPackage.INTERACTION___ALL_REALIZED_INTERFACES :
				return allRealizedInterfaces();
			case UMLPackage.INTERACTION___ALL_USED_INTERFACES :
				return allUsedInterfaces();
			case UMLPackage.INTERACTION___IS_SUBSTITUTABLE_FOR__CLASSIFIER :
				return isSubstitutableFor((Classifier) arguments.get(0));
			case UMLPackage.INTERACTION___ALL_ATTRIBUTES :
				return allAttributes();
			case UMLPackage.INTERACTION___ALL_SLOTTABLE_FEATURES :
				return allSlottableFeatures();
			case UMLPackage.INTERACTION___CREATE_OWNED_ATTRIBUTE__STRING_TYPE_INT_INT :
				return createOwnedAttribute((String) arguments.get(0),
					(Type) arguments.get(1), (Integer) arguments.get(2),
					(Integer) arguments.get(3));
			case UMLPackage.INTERACTION___GET_PARTS :
				return getParts();
			case UMLPackage.INTERACTION___ALL_ROLES :
				return allRoles();
			case UMLPackage.INTERACTION___GET_OWNED_PORTS :
				return getOwnedPorts();
			case UMLPackage.INTERACTION___VALIDATE_CLASS_BEHAVIOR__DIAGNOSTICCHAIN_MAP :
				return validateClassBehavior((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___GET_ALL_IMPLEMENTED_INTERFACES :
				return getAllImplementedInterfaces();
			case UMLPackage.INTERACTION___GET_IMPLEMENTED_INTERFACES :
				return getImplementedInterfaces();
			case UMLPackage.INTERACTION___VALIDATE_PASSIVE_CLASS__DIAGNOSTICCHAIN_MAP :
				return validatePassiveClass((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___CREATE_OWNED_OPERATION__STRING_ELIST_ELIST_TYPE :
				return createOwnedOperation((String) arguments.get(0),
					(EList<String>) arguments.get(1),
					(EList<Type>) arguments.get(2), (Type) arguments.get(3));
			case UMLPackage.INTERACTION___IS_METACLASS :
				return isMetaclass();
			case UMLPackage.INTERACTION___GET_EXTENSIONS :
				return getExtensions();
			case UMLPackage.INTERACTION___GET_SUPER_CLASSES :
				return getSuperClasses();
			case UMLPackage.INTERACTION___VALIDATE_MOST_ONE_BEHAVIOR__DIAGNOSTICCHAIN_MAP :
				return validateMostOneBehavior(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_PARAMETERS_MATCH__DIAGNOSTICCHAIN_MAP :
				return validateParametersMatch(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___VALIDATE_FEATURE_OF_CONTEXT_CLASSIFIER__DIAGNOSTICCHAIN_MAP :
				return validateFeatureOfContextClassifier(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.INTERACTION___GET_CONTEXT :
				return getContext();
			case UMLPackage.INTERACTION___BEHAVIORED_CLASSIFIER__ELEMENT :
				return behavioredClassifier((Element) arguments.get(0));
			case UMLPackage.INTERACTION___INPUT_PARAMETERS :
				return inputParameters();
			case UMLPackage.INTERACTION___OUTPUT_PARAMETERS :
				return outputParameters();
			case UMLPackage.INTERACTION___VALIDATE_NOT_CONTAINED__DIAGNOSTICCHAIN_MAP :
				return validateNotContained((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
		}
		return eDynamicInvoke(operationID, arguments);
	}

	/**
	 * 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__OWNED_COMMENT,
		UMLPackage.INTERACTION__NAME_EXPRESSION,
		UMLPackage.INTERACTION__ELEMENT_IMPORT,
		UMLPackage.INTERACTION__PACKAGE_IMPORT,
		UMLPackage.INTERACTION__OWNED_MEMBER,
		UMLPackage.INTERACTION__TEMPLATE_BINDING,
		UMLPackage.INTERACTION__OWNED_TEMPLATE_SIGNATURE,
		UMLPackage.INTERACTION__COLLABORATION_USE,
		UMLPackage.INTERACTION__GENERALIZATION,
		UMLPackage.INTERACTION__SUBSTITUTION,
		UMLPackage.INTERACTION__INTERFACE_REALIZATION,
		UMLPackage.INTERACTION__GENERAL_ORDERING,
		UMLPackage.INTERACTION__ACTION};

	/**
	 * <!-- 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__GENERAL_ORDERING)
			|| eIsSet(UMLPackage.INTERACTION__ACTION);
	}

	/**
	 * <!-- 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__ENCLOSING_OPERAND)
			|| eIsSet(UMLPackage.INTERACTION__ENCLOSING_INTERACTION);
	}

	/**
	 * The array of subset feature identifiers for the '{@link #getOwnedMembers() <em>Owned Member</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedMembers()
	 * @generated
	 * @ordered
	 */
	protected static final int[] OWNED_MEMBER_ESUBSETS = new int[]{
		UMLPackage.INTERACTION__OWNED_RULE,
		UMLPackage.INTERACTION__OWNED_USE_CASE,
		UMLPackage.INTERACTION__OWNED_ATTRIBUTE,
		UMLPackage.INTERACTION__OWNED_CONNECTOR,
		UMLPackage.INTERACTION__OWNED_BEHAVIOR,
		UMLPackage.INTERACTION__OWNED_OPERATION,
		UMLPackage.INTERACTION__NESTED_CLASSIFIER,
		UMLPackage.INTERACTION__OWNED_RECEPTION,
		UMLPackage.INTERACTION__OWNED_PARAMETER,
		UMLPackage.INTERACTION__OWNED_PARAMETER_SET,
		UMLPackage.INTERACTION__LIFELINE, UMLPackage.INTERACTION__FRAGMENT,
		UMLPackage.INTERACTION__FORMAL_GATE, UMLPackage.INTERACTION__MESSAGE};

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isSetOwnedMembers() {
		return super.isSetOwnedMembers()
			|| eIsSet(UMLPackage.INTERACTION__LIFELINE)
			|| eIsSet(UMLPackage.INTERACTION__FRAGMENT)
			|| eIsSet(UMLPackage.INTERACTION__FORMAL_GATE)
			|| eIsSet(UMLPackage.INTERACTION__MESSAGE);
	}

} //InteractionImpl