/*
 * Copyright (c) 2005, 2006 IBM Corporation and others.
 * All rights reserved.   This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   IBM - initial API and implementation
 *
 * $Id: AssociationImpl.java,v 1.28 2006/12/14 15:49:31 khussey Exp $
 */
package org.eclipse.uml2.uml.internal.impl;

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.InternalEList;

import org.eclipse.uml2.common.util.CacheAdapter;
import org.eclipse.uml2.common.util.DerivedUnionEObjectEList;
import org.eclipse.uml2.common.util.SubsetSupersetEObjectContainmentWithInverseEList;
import org.eclipse.uml2.common.util.SubsetSupersetEObjectResolvingEList;
import org.eclipse.uml2.common.util.SubsetSupersetEObjectWithInverseResolvingEList;

import org.eclipse.uml2.uml.Association;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.CollaborationUse;
import org.eclipse.uml2.uml.Comment;
import org.eclipse.uml2.uml.Constraint;
import org.eclipse.uml2.uml.Dependency;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.ElementImport;
import org.eclipse.uml2.uml.Feature;
import org.eclipse.uml2.uml.Generalization;
import org.eclipse.uml2.uml.GeneralizationSet;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.PackageImport;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.Relationship;
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.AssociationOperations;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Association</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getRelatedElements <em>Related Element</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getFeatures <em>Feature</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getOwnedMembers <em>Owned Member</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getMembers <em>Member</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getOwnedEnds <em>Owned End</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getMemberEnds <em>Member End</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#isDerived <em>Is Derived</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getEndTypes <em>End Type</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.AssociationImpl#getNavigableOwnedEnds <em>Navigable Owned End</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class AssociationImpl
		extends ClassifierImpl
		implements Association {

	/**
	 * The cached value of the '{@link #getOwnedEnds() <em>Owned End</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedEnds()
	 * @generated
	 * @ordered
	 */
	protected EList<Property> ownedEnds = null;

	/**
	 * The cached value of the '{@link #getMemberEnds() <em>Member End</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getMemberEnds()
	 * @generated
	 * @ordered
	 */
	protected EList<Property> memberEnds = null;

	/**
	 * The default value of the '{@link #isDerived() <em>Is Derived</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isDerived()
	 * @generated
	 * @ordered
	 */
	protected static final boolean IS_DERIVED_EDEFAULT = false;

	/**
	 * The flag representing the value of the '{@link #isDerived() <em>Is Derived</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isDerived()
	 * @generated
	 * @ordered
	 */
	protected static final int IS_DERIVED_EFLAG = 1 << 12;

	/**
	 * The cached value of the '{@link #getNavigableOwnedEnds() <em>Navigable Owned End</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getNavigableOwnedEnds()
	 * @generated
	 * @ordered
	 */
	protected EList<Property> navigableOwnedEnds = null;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Element> getRelatedElements() {

		CacheAdapter cache = getCacheAdapter();
		if (cache != null) {
			Resource eResource = eResource();
			@SuppressWarnings("unchecked")
			EList<Element> relatedElements = (EList<Element>) cache.get(
				eResource, this,
				UMLPackage.Literals.RELATIONSHIP__RELATED_ELEMENT);
			if (relatedElements == null) {
				cache.put(eResource, this,
					UMLPackage.Literals.RELATIONSHIP__RELATED_ELEMENT,
					relatedElements = new DerivedUnionEObjectEList<Element>(
						Element.class, this,
						UMLPackage.ASSOCIATION__RELATED_ELEMENT,
						RELATED_ELEMENT_ESUBSETS));
			}
			return relatedElements;
		}
		return new DerivedUnionEObjectEList<Element>(Element.class, this,
			UMLPackage.ASSOCIATION__RELATED_ELEMENT, RELATED_ELEMENT_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<NamedElement> getMembers() {

		CacheAdapter cache = getCacheAdapter();
		if (cache != null) {
			Resource eResource = eResource();
			@SuppressWarnings("unchecked")
			EList<NamedElement> members = (EList<NamedElement>) cache.get(
				eResource, this, UMLPackage.Literals.NAMESPACE__MEMBER);
			if (members == null) {
				cache.put(eResource, this,
					UMLPackage.Literals.NAMESPACE__MEMBER,
					members = new DerivedUnionEObjectEList<NamedElement>(
						NamedElement.class, this,
						UMLPackage.ASSOCIATION__MEMBER, MEMBER_ESUBSETS));
			}
			return members;
		}
		return new DerivedUnionEObjectEList<NamedElement>(NamedElement.class,
			this, UMLPackage.ASSOCIATION__MEMBER, MEMBER_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Feature> getFeatures() {

		CacheAdapter cache = getCacheAdapter();
		if (cache != null) {
			Resource eResource = eResource();
			@SuppressWarnings("unchecked")
			EList<Feature> features = (EList<Feature>) cache.get(eResource,
				this, UMLPackage.Literals.CLASSIFIER__FEATURE);
			if (features == null) {
				cache.put(eResource, this,
					UMLPackage.Literals.CLASSIFIER__FEATURE,
					features = new DerivedUnionEObjectEList<Feature>(
						Feature.class, this, UMLPackage.ASSOCIATION__FEATURE,
						FEATURE_ESUBSETS));
			}
			return features;
		}
		return new DerivedUnionEObjectEList<Feature>(Feature.class, this,
			UMLPackage.ASSOCIATION__FEATURE, FEATURE_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	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.ASSOCIATION__OWNED_MEMBER,
						OWNED_MEMBER_ESUBSETS));
			}
			return ownedMembers;
		}
		return new DerivedUnionEObjectEList<NamedElement>(NamedElement.class,
			this, UMLPackage.ASSOCIATION__OWNED_MEMBER, OWNED_MEMBER_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Property> getMemberEnds() {
		if (memberEnds == null) {
			memberEnds = new SubsetSupersetEObjectWithInverseResolvingEList<Property>(
				Property.class, this, UMLPackage.ASSOCIATION__MEMBER_END, null,
				MEMBER_END_ESUBSETS, UMLPackage.PROPERTY__ASSOCIATION);
		}
		return memberEnds;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property getMemberEnd(String name, Type type, boolean ignoreCase,
			EClass eClass) {
		memberEndLoop : for (Property memberEnd : getMemberEnds()) {
			if (eClass != null && !eClass.isInstance(memberEnd))
				continue memberEndLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(memberEnd.getName())
				: name.equals(memberEnd.getName())))
				continue memberEndLoop;
			if (type != null && !type.equals(memberEnd.getType()))
				continue memberEndLoop;
			return memberEnd;
		}
		return null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Property> getOwnedEnds() {
		if (ownedEnds == null) {
			ownedEnds = new SubsetSupersetEObjectContainmentWithInverseEList.Resolving<Property>(
				Property.class, this, UMLPackage.ASSOCIATION__OWNED_END,
				OWNED_END_ESUPERSETS, OWNED_END_ESUBSETS,
				UMLPackage.PROPERTY__OWNING_ASSOCIATION);
		}
		return ownedEnds;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property createOwnedEnd(String name, Type type, EClass eClass) {
		Property newOwnedEnd = (Property) create(eClass);
		getOwnedEnds().add(newOwnedEnd);
		if (name != null)
			newOwnedEnd.setName(name);
		if (type != null)
			newOwnedEnd.setType(type);
		return newOwnedEnd;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property createOwnedEnd(String name, Type type) {
		return createOwnedEnd(name, type, UMLPackage.Literals.PROPERTY);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property getOwnedEnd(String name, Type type, boolean ignoreCase,
			EClass eClass, boolean createOnDemand) {
		ownedEndLoop : for (Property ownedEnd : getOwnedEnds()) {
			if (eClass != null && !eClass.isInstance(ownedEnd))
				continue ownedEndLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(ownedEnd.getName())
				: name.equals(ownedEnd.getName())))
				continue ownedEndLoop;
			if (type != null && !type.equals(ownedEnd.getType()))
				continue ownedEndLoop;
			return ownedEnd;
		}
		return createOnDemand && eClass != null
			? createOwnedEnd(name, type, eClass)
			: null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isDerived() {
		return (eFlags & IS_DERIVED_EFLAG) != 0;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setIsDerived(boolean newIsDerived) {

		boolean oldIsDerived = (eFlags & IS_DERIVED_EFLAG) != 0;
		if (newIsDerived)
			eFlags |= IS_DERIVED_EFLAG;
		else
			eFlags &= ~IS_DERIVED_EFLAG;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				UMLPackage.ASSOCIATION__IS_DERIVED, oldIsDerived, newIsDerived));

	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Type> getEndTypes() {

		CacheAdapter cache = getCacheAdapter();
		if (cache != null) {
			@SuppressWarnings("unchecked")
			EList<Type> result = (EList<Type>) cache.get(this,
				UMLPackage.Literals.ASSOCIATION__END_TYPE);
			if (result == null) {
				cache.put(this, UMLPackage.Literals.ASSOCIATION__END_TYPE,
					result = AssociationOperations.getEndTypes(this));
			}
			return result;
		}
		return AssociationOperations.getEndTypes(this);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Type getEndType(String name, boolean ignoreCase, EClass eClass) {
		endTypeLoop : for (Type endType : getEndTypes()) {
			if (eClass != null && !eClass.isInstance(endType))
				continue endTypeLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(endType.getName())
				: name.equals(endType.getName())))
				continue endTypeLoop;
			return endType;
		}
		return null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Property> getNavigableOwnedEnds() {
		if (navigableOwnedEnds == null) {
			navigableOwnedEnds = new SubsetSupersetEObjectResolvingEList<Property>(
				Property.class, this,
				UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END,
				NAVIGABLE_OWNED_END_ESUPERSETS, null);
		}
		return navigableOwnedEnds;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property createNavigableOwnedEnd(String name, Type type,
			EClass eClass) {
		Property newNavigableOwnedEnd = (Property) create(eClass);
		getNavigableOwnedEnds().add(newNavigableOwnedEnd);
		if (name != null)
			newNavigableOwnedEnd.setName(name);
		if (type != null)
			newNavigableOwnedEnd.setType(type);
		return newNavigableOwnedEnd;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property createNavigableOwnedEnd(String name, Type type) {
		return createNavigableOwnedEnd(name, type, UMLPackage.Literals.PROPERTY);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Property getNavigableOwnedEnd(String name, Type type,
			boolean ignoreCase, EClass eClass, boolean createOnDemand) {
		navigableOwnedEndLoop : for (Property navigableOwnedEnd : getNavigableOwnedEnds()) {
			if (eClass != null && !eClass.isInstance(navigableOwnedEnd))
				continue navigableOwnedEndLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(navigableOwnedEnd.getName())
				: name.equals(navigableOwnedEnd.getName())))
				continue navigableOwnedEndLoop;
			if (type != null && !type.equals(navigableOwnedEnd.getType()))
				continue navigableOwnedEndLoop;
			return navigableOwnedEnd;
		}
		return createOnDemand && eClass != null
			? createNavigableOwnedEnd(name, type, eClass)
			: null;
	}

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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isBinary() {
		return AssociationOperations.isBinary(this);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
			int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UMLPackage.ASSOCIATION__EANNOTATIONS :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getEAnnotations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getClientDependencies())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getElementImports())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getPackageImports())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getOwnedRules())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetOwningTemplateParameter(
					(TemplateParameter) otherEnd, msgs);
			case UMLPackage.ASSOCIATION__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.ASSOCIATION__TEMPLATE_BINDING :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getTemplateBindings())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				if (ownedTemplateSignature != null)
					msgs = ((InternalEObject) ownedTemplateSignature)
						.eInverseRemove(this, EOPPOSITE_FEATURE_BASE
							- UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE,
							null, msgs);
				return basicSetOwnedTemplateSignature(
					(TemplateSignature) otherEnd, msgs);
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getGeneralizations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getPowertypeExtents())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getSubstitutions())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__USE_CASE :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getUseCases())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_END :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getOwnedEnds())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__MEMBER_END :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getMemberEnds())
					.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.ASSOCIATION__EANNOTATIONS :
				return ((InternalEList<?>) getEAnnotations()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_COMMENT :
				return ((InternalEList<?>) getOwnedComments()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				return ((InternalEList<?>) getClientDependencies())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.ASSOCIATION__NAME_EXPRESSION :
				return basicSetNameExpression(null, msgs);
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				return ((InternalEList<?>) getElementImports()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				return ((InternalEList<?>) getPackageImports()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				return ((InternalEList<?>) getOwnedRules()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				return basicSetOwningTemplateParameter(null, msgs);
			case UMLPackage.ASSOCIATION__TEMPLATE_PARAMETER :
				return basicSetTemplateParameter(null, msgs);
			case UMLPackage.ASSOCIATION__TEMPLATE_BINDING :
				return ((InternalEList<?>) getTemplateBindings()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				return basicSetOwnedTemplateSignature(null, msgs);
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				return ((InternalEList<?>) getGeneralizations()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				return ((InternalEList<?>) getPowertypeExtents()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				return ((InternalEList<?>) getSubstitutions()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__COLLABORATION_USE :
				return ((InternalEList<?>) getCollaborationUses()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__OWNED_USE_CASE :
				return ((InternalEList<?>) getOwnedUseCases()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__USE_CASE :
				return ((InternalEList<?>) getUseCases()).basicRemove(otherEnd,
					msgs);
			case UMLPackage.ASSOCIATION__OWNED_END :
				return ((InternalEList<?>) getOwnedEnds()).basicRemove(
					otherEnd, msgs);
			case UMLPackage.ASSOCIATION__MEMBER_END :
				return ((InternalEList<?>) getMemberEnds()).basicRemove(
					otherEnd, msgs);
		}
		return eDynamicInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case UMLPackage.ASSOCIATION__EANNOTATIONS :
				return getEAnnotations();
			case UMLPackage.ASSOCIATION__OWNED_ELEMENT :
				return getOwnedElements();
			case UMLPackage.ASSOCIATION__OWNER :
				if (resolve)
					return getOwner();
				return basicGetOwner();
			case UMLPackage.ASSOCIATION__OWNED_COMMENT :
				return getOwnedComments();
			case UMLPackage.ASSOCIATION__NAME :
				return getName();
			case UMLPackage.ASSOCIATION__VISIBILITY :
				return getVisibility();
			case UMLPackage.ASSOCIATION__QUALIFIED_NAME :
				return getQualifiedName();
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				return getClientDependencies();
			case UMLPackage.ASSOCIATION__NAMESPACE :
				if (resolve)
					return getNamespace();
				return basicGetNamespace();
			case UMLPackage.ASSOCIATION__NAME_EXPRESSION :
				if (resolve)
					return getNameExpression();
				return basicGetNameExpression();
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				return getElementImports();
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				return getPackageImports();
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				return getOwnedRules();
			case UMLPackage.ASSOCIATION__MEMBER :
				return getMembers();
			case UMLPackage.ASSOCIATION__IMPORTED_MEMBER :
				return getImportedMembers();
			case UMLPackage.ASSOCIATION__OWNED_MEMBER :
				return getOwnedMembers();
			case UMLPackage.ASSOCIATION__IS_LEAF :
				return isLeaf()
					? Boolean.TRUE
					: Boolean.FALSE;
			case UMLPackage.ASSOCIATION__REDEFINED_ELEMENT :
				return getRedefinedElements();
			case UMLPackage.ASSOCIATION__REDEFINITION_CONTEXT :
				return getRedefinitionContexts();
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				if (resolve)
					return getOwningTemplateParameter();
				return basicGetOwningTemplateParameter();
			case UMLPackage.ASSOCIATION__TEMPLATE_PARAMETER :
				if (resolve)
					return getTemplateParameter();
				return basicGetTemplateParameter();
			case UMLPackage.ASSOCIATION__PACKAGE :
				if (resolve)
					return getPackage();
				return basicGetPackage();
			case UMLPackage.ASSOCIATION__TEMPLATE_BINDING :
				return getTemplateBindings();
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				if (resolve)
					return getOwnedTemplateSignature();
				return basicGetOwnedTemplateSignature();
			case UMLPackage.ASSOCIATION__IS_ABSTRACT :
				return isAbstract()
					? Boolean.TRUE
					: Boolean.FALSE;
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				return getGeneralizations();
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				return getPowertypeExtents();
			case UMLPackage.ASSOCIATION__FEATURE :
				return getFeatures();
			case UMLPackage.ASSOCIATION__INHERITED_MEMBER :
				return getInheritedMembers();
			case UMLPackage.ASSOCIATION__REDEFINED_CLASSIFIER :
				return getRedefinedClassifiers();
			case UMLPackage.ASSOCIATION__GENERAL :
				return getGenerals();
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				return getSubstitutions();
			case UMLPackage.ASSOCIATION__ATTRIBUTE :
				return getAttributes();
			case UMLPackage.ASSOCIATION__REPRESENTATION :
				if (resolve)
					return getRepresentation();
				return basicGetRepresentation();
			case UMLPackage.ASSOCIATION__COLLABORATION_USE :
				return getCollaborationUses();
			case UMLPackage.ASSOCIATION__OWNED_USE_CASE :
				return getOwnedUseCases();
			case UMLPackage.ASSOCIATION__USE_CASE :
				return getUseCases();
			case UMLPackage.ASSOCIATION__RELATED_ELEMENT :
				return getRelatedElements();
			case UMLPackage.ASSOCIATION__OWNED_END :
				return getOwnedEnds();
			case UMLPackage.ASSOCIATION__MEMBER_END :
				return getMemberEnds();
			case UMLPackage.ASSOCIATION__IS_DERIVED :
				return isDerived()
					? Boolean.TRUE
					: Boolean.FALSE;
			case UMLPackage.ASSOCIATION__END_TYPE :
				return getEndTypes();
			case UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END :
				return getNavigableOwnedEnds();
		}
		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.ASSOCIATION__EANNOTATIONS :
				getEAnnotations().clear();
				getEAnnotations().addAll(
					(Collection<? extends EAnnotation>) newValue);
				return;
			case UMLPackage.ASSOCIATION__OWNED_COMMENT :
				getOwnedComments().clear();
				getOwnedComments().addAll(
					(Collection<? extends Comment>) newValue);
				return;
			case UMLPackage.ASSOCIATION__NAME :
				setName((String) newValue);
				return;
			case UMLPackage.ASSOCIATION__VISIBILITY :
				setVisibility((VisibilityKind) newValue);
				return;
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				getClientDependencies().clear();
				getClientDependencies().addAll(
					(Collection<? extends Dependency>) newValue);
				return;
			case UMLPackage.ASSOCIATION__NAME_EXPRESSION :
				setNameExpression((StringExpression) newValue);
				return;
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				getElementImports().clear();
				getElementImports().addAll(
					(Collection<? extends ElementImport>) newValue);
				return;
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				getPackageImports().clear();
				getPackageImports().addAll(
					(Collection<? extends PackageImport>) newValue);
				return;
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				getOwnedRules().clear();
				getOwnedRules().addAll(
					(Collection<? extends Constraint>) newValue);
				return;
			case UMLPackage.ASSOCIATION__IS_LEAF :
				setIsLeaf(((Boolean) newValue).booleanValue());
				return;
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				setOwningTemplateParameter((TemplateParameter) newValue);
				return;
			case UMLPackage.ASSOCIATION__TEMPLATE_PARAMETER :
				setTemplateParameter((TemplateParameter) newValue);
				return;
			case UMLPackage.ASSOCIATION__PACKAGE :
				setPackage((org.eclipse.uml2.uml.Package) newValue);
				return;
			case UMLPackage.ASSOCIATION__TEMPLATE_BINDING :
				getTemplateBindings().clear();
				getTemplateBindings().addAll(
					(Collection<? extends TemplateBinding>) newValue);
				return;
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				setOwnedTemplateSignature((TemplateSignature) newValue);
				return;
			case UMLPackage.ASSOCIATION__IS_ABSTRACT :
				setIsAbstract(((Boolean) newValue).booleanValue());
				return;
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				getGeneralizations().clear();
				getGeneralizations().addAll(
					(Collection<? extends Generalization>) newValue);
				return;
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				getPowertypeExtents().clear();
				getPowertypeExtents().addAll(
					(Collection<? extends GeneralizationSet>) newValue);
				return;
			case UMLPackage.ASSOCIATION__REDEFINED_CLASSIFIER :
				getRedefinedClassifiers().clear();
				getRedefinedClassifiers().addAll(
					(Collection<? extends Classifier>) newValue);
				return;
			case UMLPackage.ASSOCIATION__GENERAL :
				getGenerals().clear();
				getGenerals().addAll(
					(Collection<? extends Classifier>) newValue);
				return;
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				getSubstitutions().clear();
				getSubstitutions().addAll(
					(Collection<? extends Substitution>) newValue);
				return;
			case UMLPackage.ASSOCIATION__REPRESENTATION :
				setRepresentation((CollaborationUse) newValue);
				return;
			case UMLPackage.ASSOCIATION__COLLABORATION_USE :
				getCollaborationUses().clear();
				getCollaborationUses().addAll(
					(Collection<? extends CollaborationUse>) newValue);
				return;
			case UMLPackage.ASSOCIATION__OWNED_USE_CASE :
				getOwnedUseCases().clear();
				getOwnedUseCases().addAll(
					(Collection<? extends UseCase>) newValue);
				return;
			case UMLPackage.ASSOCIATION__USE_CASE :
				getUseCases().clear();
				getUseCases().addAll((Collection<? extends UseCase>) newValue);
				return;
			case UMLPackage.ASSOCIATION__OWNED_END :
				getOwnedEnds().clear();
				getOwnedEnds()
					.addAll((Collection<? extends Property>) newValue);
				return;
			case UMLPackage.ASSOCIATION__MEMBER_END :
				getMemberEnds().clear();
				getMemberEnds().addAll(
					(Collection<? extends Property>) newValue);
				return;
			case UMLPackage.ASSOCIATION__IS_DERIVED :
				setIsDerived(((Boolean) newValue).booleanValue());
				return;
			case UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END :
				getNavigableOwnedEnds().clear();
				getNavigableOwnedEnds().addAll(
					(Collection<? extends Property>) newValue);
				return;
		}
		eDynamicSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case UMLPackage.ASSOCIATION__EANNOTATIONS :
				getEAnnotations().clear();
				return;
			case UMLPackage.ASSOCIATION__OWNED_COMMENT :
				getOwnedComments().clear();
				return;
			case UMLPackage.ASSOCIATION__NAME :
				unsetName();
				return;
			case UMLPackage.ASSOCIATION__VISIBILITY :
				unsetVisibility();
				return;
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				getClientDependencies().clear();
				return;
			case UMLPackage.ASSOCIATION__NAME_EXPRESSION :
				setNameExpression((StringExpression) null);
				return;
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				getElementImports().clear();
				return;
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				getPackageImports().clear();
				return;
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				getOwnedRules().clear();
				return;
			case UMLPackage.ASSOCIATION__IS_LEAF :
				setIsLeaf(IS_LEAF_EDEFAULT);
				return;
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				setOwningTemplateParameter((TemplateParameter) null);
				return;
			case UMLPackage.ASSOCIATION__TEMPLATE_PARAMETER :
				setTemplateParameter((TemplateParameter) null);
				return;
			case UMLPackage.ASSOCIATION__PACKAGE :
				setPackage((org.eclipse.uml2.uml.Package) null);
				return;
			case UMLPackage.ASSOCIATION__TEMPLATE_BINDING :
				getTemplateBindings().clear();
				return;
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				setOwnedTemplateSignature((TemplateSignature) null);
				return;
			case UMLPackage.ASSOCIATION__IS_ABSTRACT :
				setIsAbstract(IS_ABSTRACT_EDEFAULT);
				return;
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				getGeneralizations().clear();
				return;
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				getPowertypeExtents().clear();
				return;
			case UMLPackage.ASSOCIATION__REDEFINED_CLASSIFIER :
				getRedefinedClassifiers().clear();
				return;
			case UMLPackage.ASSOCIATION__GENERAL :
				getGenerals().clear();
				return;
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				getSubstitutions().clear();
				return;
			case UMLPackage.ASSOCIATION__REPRESENTATION :
				setRepresentation((CollaborationUse) null);
				return;
			case UMLPackage.ASSOCIATION__COLLABORATION_USE :
				getCollaborationUses().clear();
				return;
			case UMLPackage.ASSOCIATION__OWNED_USE_CASE :
				getOwnedUseCases().clear();
				return;
			case UMLPackage.ASSOCIATION__USE_CASE :
				getUseCases().clear();
				return;
			case UMLPackage.ASSOCIATION__OWNED_END :
				getOwnedEnds().clear();
				return;
			case UMLPackage.ASSOCIATION__MEMBER_END :
				getMemberEnds().clear();
				return;
			case UMLPackage.ASSOCIATION__IS_DERIVED :
				setIsDerived(IS_DERIVED_EDEFAULT);
				return;
			case UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END :
				getNavigableOwnedEnds().clear();
				return;
		}
		eDynamicUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case UMLPackage.ASSOCIATION__EANNOTATIONS :
				return eAnnotations != null && !eAnnotations.isEmpty();
			case UMLPackage.ASSOCIATION__OWNED_ELEMENT :
				return isSetOwnedElements();
			case UMLPackage.ASSOCIATION__OWNER :
				return isSetOwner();
			case UMLPackage.ASSOCIATION__OWNED_COMMENT :
				return ownedComments != null && !ownedComments.isEmpty();
			case UMLPackage.ASSOCIATION__NAME :
				return isSetName();
			case UMLPackage.ASSOCIATION__VISIBILITY :
				return isSetVisibility();
			case UMLPackage.ASSOCIATION__QUALIFIED_NAME :
				return QUALIFIED_NAME_EDEFAULT == null
					? getQualifiedName() != null
					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
			case UMLPackage.ASSOCIATION__CLIENT_DEPENDENCY :
				return clientDependencies != null
					&& !clientDependencies.isEmpty();
			case UMLPackage.ASSOCIATION__NAMESPACE :
				return isSetNamespace();
			case UMLPackage.ASSOCIATION__NAME_EXPRESSION :
				return nameExpression != null;
			case UMLPackage.ASSOCIATION__ELEMENT_IMPORT :
				return elementImports != null && !elementImports.isEmpty();
			case UMLPackage.ASSOCIATION__PACKAGE_IMPORT :
				return packageImports != null && !packageImports.isEmpty();
			case UMLPackage.ASSOCIATION__OWNED_RULE :
				return ownedRules != null && !ownedRules.isEmpty();
			case UMLPackage.ASSOCIATION__MEMBER :
				return isSetMembers();
			case UMLPackage.ASSOCIATION__IMPORTED_MEMBER :
				return !getImportedMembers().isEmpty();
			case UMLPackage.ASSOCIATION__OWNED_MEMBER :
				return isSetOwnedMembers();
			case UMLPackage.ASSOCIATION__IS_LEAF :
				return ((eFlags & IS_LEAF_EFLAG) != 0) != IS_LEAF_EDEFAULT;
			case UMLPackage.ASSOCIATION__REDEFINED_ELEMENT :
				return isSetRedefinedElements();
			case UMLPackage.ASSOCIATION__REDEFINITION_CONTEXT :
				return isSetRedefinitionContexts();
			case UMLPackage.ASSOCIATION__OWNING_TEMPLATE_PARAMETER :
				return basicGetOwningTemplateParameter() != null;
			case UMLPackage.ASSOCIATION__TEMPLATE_PARAMETER :
				return isSetTemplateParameter();
			case UMLPackage.ASSOCIATION__PACKAGE :
				return basicGetPackage() != null;
			case UMLPackage.ASSOCIATION__TEMPLATE_BINDING :
				return templateBindings != null && !templateBindings.isEmpty();
			case UMLPackage.ASSOCIATION__OWNED_TEMPLATE_SIGNATURE :
				return isSetOwnedTemplateSignature();
			case UMLPackage.ASSOCIATION__IS_ABSTRACT :
				return ((eFlags & IS_ABSTRACT_EFLAG) != 0) != IS_ABSTRACT_EDEFAULT;
			case UMLPackage.ASSOCIATION__GENERALIZATION :
				return generalizations != null && !generalizations.isEmpty();
			case UMLPackage.ASSOCIATION__POWERTYPE_EXTENT :
				return powertypeExtents != null && !powertypeExtents.isEmpty();
			case UMLPackage.ASSOCIATION__FEATURE :
				return isSetFeatures();
			case UMLPackage.ASSOCIATION__INHERITED_MEMBER :
				return !getInheritedMembers().isEmpty();
			case UMLPackage.ASSOCIATION__REDEFINED_CLASSIFIER :
				return redefinedClassifiers != null
					&& !redefinedClassifiers.isEmpty();
			case UMLPackage.ASSOCIATION__GENERAL :
				return !getGenerals().isEmpty();
			case UMLPackage.ASSOCIATION__SUBSTITUTION :
				return substitutions != null && !substitutions.isEmpty();
			case UMLPackage.ASSOCIATION__ATTRIBUTE :
				return isSetAttributes();
			case UMLPackage.ASSOCIATION__REPRESENTATION :
				return representation != null;
			case UMLPackage.ASSOCIATION__COLLABORATION_USE :
				return collaborationUses != null
					&& !collaborationUses.isEmpty();
			case UMLPackage.ASSOCIATION__OWNED_USE_CASE :
				return ownedUseCases != null && !ownedUseCases.isEmpty();
			case UMLPackage.ASSOCIATION__USE_CASE :
				return useCases != null && !useCases.isEmpty();
			case UMLPackage.ASSOCIATION__RELATED_ELEMENT :
				return isSetRelatedElements();
			case UMLPackage.ASSOCIATION__OWNED_END :
				return ownedEnds != null && !ownedEnds.isEmpty();
			case UMLPackage.ASSOCIATION__MEMBER_END :
				return memberEnds != null && !memberEnds.isEmpty();
			case UMLPackage.ASSOCIATION__IS_DERIVED :
				return ((eFlags & IS_DERIVED_EFLAG) != 0) != IS_DERIVED_EDEFAULT;
			case UMLPackage.ASSOCIATION__END_TYPE :
				return !getEndTypes().isEmpty();
			case UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END :
				return navigableOwnedEnds != null
					&& !navigableOwnedEnds.isEmpty();
		}
		return eDynamicIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID, Class<?> baseClass) {
		if (baseClass == Relationship.class) {
			switch (derivedFeatureID) {
				case UMLPackage.ASSOCIATION__RELATED_ELEMENT :
					return UMLPackage.RELATIONSHIP__RELATED_ELEMENT;
				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 == Relationship.class) {
			switch (baseFeatureID) {
				case UMLPackage.RELATIONSHIP__RELATED_ELEMENT :
					return UMLPackage.ASSOCIATION__RELATED_ELEMENT;
				default :
					return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

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

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (isDerived: "); //$NON-NLS-1$
		result.append((eFlags & IS_DERIVED_EFLAG) != 0);
		result.append(')');
		return result.toString();
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isSetRelatedElements() {
		return eIsSet(UMLPackage.ASSOCIATION__END_TYPE);
	}

	/**
	 * The array of subset feature identifiers for the '{@link #getFeatures() <em>Feature</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFeatures()
	 * @generated
	 * @ordered
	 */
	protected static final int[] FEATURE_ESUBSETS = new int[]{
		UMLPackage.ASSOCIATION__ATTRIBUTE, UMLPackage.ASSOCIATION__OWNED_END};

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

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

	/**
	 * 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.ASSOCIATION__OWNED_RULE,
		UMLPackage.ASSOCIATION__OWNED_USE_CASE,
		UMLPackage.ASSOCIATION__OWNED_END};

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

	/**
	 * The array of subset feature identifiers for the '{@link #getMembers() <em>Member</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getMembers()
	 * @generated
	 * @ordered
	 */
	protected static final int[] MEMBER_ESUBSETS = new int[]{
		UMLPackage.ASSOCIATION__IMPORTED_MEMBER,
		UMLPackage.ASSOCIATION__OWNED_MEMBER, UMLPackage.ASSOCIATION__FEATURE,
		UMLPackage.ASSOCIATION__INHERITED_MEMBER,
		UMLPackage.ASSOCIATION__MEMBER_END};

	/**
	 * The array of subset feature identifiers for the '{@link #getOwnedEnds() <em>Owned End</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedEnds()
	 * @generated
	 * @ordered
	 */
	protected static final int[] OWNED_END_ESUBSETS = new int[]{UMLPackage.ASSOCIATION__NAVIGABLE_OWNED_END};

	/**
	 * The array of superset feature identifiers for the '{@link #getOwnedEnds() <em>Owned End</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedEnds()
	 * @generated
	 * @ordered
	 */
	protected static final int[] OWNED_END_ESUPERSETS = new int[]{UMLPackage.ASSOCIATION__MEMBER_END};

	/**
	 * The array of subset feature identifiers for the '{@link #getMemberEnds() <em>Member End</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getMemberEnds()
	 * @generated
	 * @ordered
	 */
	protected static final int[] MEMBER_END_ESUBSETS = new int[]{UMLPackage.ASSOCIATION__OWNED_END};

	/**
	 * The array of superset feature identifiers for the '{@link #getNavigableOwnedEnds() <em>Navigable Owned End</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getNavigableOwnedEnds()
	 * @generated
	 * @ordered
	 */
	protected static final int[] NAVIGABLE_OWNED_END_ESUPERSETS = new int[]{UMLPackage.ASSOCIATION__OWNED_END};

} //AssociationImpl