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

 /*
  * 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: ConstraintImpl.java,v 1.19 2006/11/14 18:02:19 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.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.EObjectResolvingEList;
 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.Constraint;
 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.Namespace;
 import org.eclipse.uml2.uml.StringExpression;
 import org.eclipse.uml2.uml.TemplateParameter;
 import org.eclipse.uml2.uml.Type;
 import org.eclipse.uml2.uml.UMLPackage;
 import org.eclipse.uml2.uml.ValueSpecification;
 import org.eclipse.uml2.uml.VisibilityKind;

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

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Constraint</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * <ul>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getOwnedElements <em>Owned Element</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getNamespace <em>Namespace</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getConstrainedElements <em>Constrained Element</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getSpecification <em>Specification</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getContext <em>Context</em>}</li>
  * </ul>
  * </p>
  *
  * @generated
  */
 public class ConstraintImpl
 		extends PackageableElementImpl
 		implements Constraint {

 	/**
 	 * The cached value of the '{@link #getConstrainedElements() <em>Constrained Element</em>}' reference list.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getConstrainedElements()
 	 * @generated
 	 * @ordered
 	 */
 	protected EList constrainedElements = null;

 	/**
 	 * The cached value of the '{@link #getSpecification() <em>Specification</em>}' containment reference.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getSpecification()
 	 * @generated
 	 * @ordered
 	 */
 	protected ValueSpecification specification = null;

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

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

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

 		CacheAdapter cache = getCacheAdapter();
 		if (cache != null) {
 			Resource eResource = eResource();
 			EList ownedElements = (EList) 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.class,
 						this, UMLPackage.CONSTRAINT__OWNED_ELEMENT,
 						OWNED_ELEMENT_ESUBSETS));
 			}
 			return ownedElements;
 		}
 		return new DerivedUnionEObjectEList(Element.class, this,
 			UMLPackage.CONSTRAINT__OWNED_ELEMENT, OWNED_ELEMENT_ESUBSETS);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EList getConstrainedElements() {
 		if (constrainedElements == null) {
 			constrainedElements = new EObjectResolvingEList(Element.class,
 				this, UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT);
 		}
 		return constrainedElements;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public ValueSpecification getSpecification() {
 		if (specification != null && specification.eIsProxy()) {
 			InternalEObject oldSpecification = (InternalEObject) specification;
 			specification = (ValueSpecification) eResolveProxy(oldSpecification);
 			if (specification != oldSpecification) {
 				InternalEObject newSpecification = (InternalEObject) specification;
 				NotificationChain msgs = oldSpecification.eInverseRemove(this,
 					EOPPOSITE_FEATURE_BASE
 						- UMLPackage.CONSTRAINT__SPECIFICATION, null, null);
 				if (newSpecification.eInternalContainer() == null) {
 					msgs = newSpecification.eInverseAdd(this,
 						EOPPOSITE_FEATURE_BASE
 							- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
 				}
 				if (msgs != null)
 					msgs.dispatch();
 				if (eNotificationRequired())
 					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
 						UMLPackage.CONSTRAINT__SPECIFICATION, oldSpecification,
 						specification));
 			}
 		}
 		return specification;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public ValueSpecification basicGetSpecification() {
 		return specification;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetSpecification(
 			ValueSpecification newSpecification, NotificationChain msgs) {
 		ValueSpecification oldSpecification = specification;
 		specification = newSpecification;
 		if (eNotificationRequired()) {
 			ENotificationImpl notification = new ENotificationImpl(this,
 				Notification.SET, UMLPackage.CONSTRAINT__SPECIFICATION,
 				oldSpecification, newSpecification);
 			if (msgs == null)
 				msgs = notification;
 			else
 				msgs.add(notification);
 		}

 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setSpecification(ValueSpecification newSpecification) {

 		if (newSpecification != specification) {
 			NotificationChain msgs = null;
 			if (specification != null)
 				msgs = ((InternalEObject) specification).eInverseRemove(this,
 					EOPPOSITE_FEATURE_BASE
 						- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
 			if (newSpecification != null)
 				msgs = ((InternalEObject) newSpecification).eInverseAdd(this,
 					EOPPOSITE_FEATURE_BASE
 						- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
 			msgs = basicSetSpecification(newSpecification, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.CONSTRAINT__SPECIFICATION, newSpecification,
 				newSpecification));

 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public ValueSpecification createSpecification(String name, Type type,
 			EClass eClass) {
 		ValueSpecification newSpecification = (ValueSpecification) create(eClass);
 		setSpecification(newSpecification);
 		if (name != null)
 			newSpecification.setName(name);
 		if (type != null)
 			newSpecification.setType(type);
 		return newSpecification;
 	}

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetContext(Namespace newContext,
 			NotificationChain msgs) {
 		msgs = eBasicSetContainer((InternalEObject) newContext,
 			UMLPackage.CONSTRAINT__CONTEXT, msgs);

 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setContext(Namespace newContext) {

 		if (newContext != eInternalContainer()
 			|| (eContainerFeatureID != UMLPackage.CONSTRAINT__CONTEXT && newContext != null)) {
 			if (EcoreUtil.isAncestor(this, newContext))
 				throw new IllegalArgumentException(
 					"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
 			NotificationChain msgs = null;
 			if (eInternalContainer() != null)
 				msgs = eBasicRemoveFromContainer(msgs);
 			if (newContext != null)
 				msgs = ((InternalEObject) newContext).eInverseAdd(this,
 					UMLPackage.NAMESPACE__OWNED_RULE, Namespace.class, msgs);
 			msgs = basicSetContext(newContext, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.CONSTRAINT__CONTEXT, newContext, newContext));

 	}

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

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

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

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseAdd(InternalEObject otherEnd,
 			int featureID, NotificationChain msgs) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				return ((InternalEList) getEAnnotations()).basicAdd(otherEnd,
 					msgs);
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				return ((InternalEList) getClientDependencies()).basicAdd(
 					otherEnd, msgs);
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				if (eInternalContainer() != null)
 					msgs = eBasicRemoveFromContainer(msgs);
 				return basicSetOwningTemplateParameter(
 					(TemplateParameter) otherEnd, msgs);
 			case UMLPackage.CONSTRAINT__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.CONSTRAINT__CONTEXT :
 				if (eInternalContainer() != null)
 					msgs = eBasicRemoveFromContainer(msgs);
 				return basicSetContext((Namespace) otherEnd, msgs);
 		}
 		return eDynamicInverseAdd(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseRemove(InternalEObject otherEnd,
 			int featureID, NotificationChain msgs) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				return ((InternalEList) getEAnnotations()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.CONSTRAINT__OWNED_COMMENT :
 				return ((InternalEList) getOwnedComments()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				return ((InternalEList) getClientDependencies()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
 				return basicSetNameExpression(null, msgs);
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				return basicSetOwningTemplateParameter(null, msgs);
 			case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
 				return basicSetTemplateParameter(null, msgs);
 			case UMLPackage.CONSTRAINT__SPECIFICATION :
 				return basicSetSpecification(null, msgs);
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				return basicSetContext(null, msgs);
 		}
 		return eDynamicInverseRemove(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eBasicRemoveFromContainerFeature(
 			NotificationChain msgs) {
 		switch (eContainerFeatureID) {
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				return eInternalContainer().eInverseRemove(this,
 					UMLPackage.TEMPLATE_PARAMETER__OWNED_PARAMETERED_ELEMENT,
 					TemplateParameter.class, msgs);
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				return eInternalContainer().eInverseRemove(this,
 					UMLPackage.NAMESPACE__OWNED_RULE, Namespace.class, msgs);
 		}
 		return eDynamicBasicRemoveFromContainer(msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Object eGet(int featureID, boolean resolve, boolean coreType) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				return getEAnnotations();
 			case UMLPackage.CONSTRAINT__OWNED_ELEMENT :
 				return getOwnedElements();
 			case UMLPackage.CONSTRAINT__OWNER :
 				if (resolve)
 					return getOwner();
 				return basicGetOwner();
 			case UMLPackage.CONSTRAINT__OWNED_COMMENT :
 				return getOwnedComments();
 			case UMLPackage.CONSTRAINT__NAME :
 				return getName();
 			case UMLPackage.CONSTRAINT__VISIBILITY :
 				return getVisibility();
 			case UMLPackage.CONSTRAINT__QUALIFIED_NAME :
 				return getQualifiedName();
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				return getClientDependencies();
 			case UMLPackage.CONSTRAINT__NAMESPACE :
 				if (resolve)
 					return getNamespace();
 				return basicGetNamespace();
 			case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
 				if (resolve)
 					return getNameExpression();
 				return basicGetNameExpression();
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				if (resolve)
 					return getOwningTemplateParameter();
 				return basicGetOwningTemplateParameter();
 			case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
 				if (resolve)
 					return getTemplateParameter();
 				return basicGetTemplateParameter();
 			case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
 				return getConstrainedElements();
 			case UMLPackage.CONSTRAINT__SPECIFICATION :
 				if (resolve)
 					return getSpecification();
 				return basicGetSpecification();
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				if (resolve)
 					return getContext();
 				return basicGetContext();
 		}
 		return eDynamicGet(featureID, resolve, coreType);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eSet(int featureID, Object newValue) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				getEAnnotations().clear();
 				getEAnnotations().addAll((Collection) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				getOwnedComments().addAll((Collection) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__NAME :
 				setName((String) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__VISIBILITY :
 				setVisibility((VisibilityKind) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				getClientDependencies().clear();
 				getClientDependencies().addAll((Collection) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
 				setNameExpression((StringExpression) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				setOwningTemplateParameter((TemplateParameter) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
 				setTemplateParameter((TemplateParameter) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
 				getConstrainedElements().clear();
 				getConstrainedElements().addAll((Collection) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__SPECIFICATION :
 				setSpecification((ValueSpecification) newValue);
 				return;
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				setContext((Namespace) newValue);
 				return;
 		}
 		eDynamicSet(featureID, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eUnset(int featureID) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				getEAnnotations().clear();
 				return;
 			case UMLPackage.CONSTRAINT__OWNED_COMMENT :
 				getOwnedComments().clear();
 				return;
 			case UMLPackage.CONSTRAINT__NAME :
 				unsetName();
 				return;
 			case UMLPackage.CONSTRAINT__VISIBILITY :
 				unsetVisibility();
 				return;
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				getClientDependencies().clear();
 				return;
 			case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
 				setNameExpression((StringExpression) null);
 				return;
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				setOwningTemplateParameter((TemplateParameter) null);
 				return;
 			case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
 				setTemplateParameter((TemplateParameter) null);
 				return;
 			case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
 				getConstrainedElements().clear();
 				return;
 			case UMLPackage.CONSTRAINT__SPECIFICATION :
 				setSpecification((ValueSpecification) null);
 				return;
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				setContext((Namespace) null);
 				return;
 		}
 		eDynamicUnset(featureID);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean eIsSet(int featureID) {
 		switch (featureID) {
 			case UMLPackage.CONSTRAINT__EANNOTATIONS :
 				return eAnnotations != null && !eAnnotations.isEmpty();
 			case UMLPackage.CONSTRAINT__OWNED_ELEMENT :
 				return isSetOwnedElements();
 			case UMLPackage.CONSTRAINT__OWNER :
 				return isSetOwner();
 			case UMLPackage.CONSTRAINT__OWNED_COMMENT :
 				return ownedComments != null && !ownedComments.isEmpty();
 			case UMLPackage.CONSTRAINT__NAME :
 				return isSetName();
 			case UMLPackage.CONSTRAINT__VISIBILITY :
 				return isSetVisibility();
 			case UMLPackage.CONSTRAINT__QUALIFIED_NAME :
 				return QUALIFIED_NAME_EDEFAULT == null
 					? getQualifiedName() != null
 					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
 			case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
 				return clientDependencies != null
 					&& !clientDependencies.isEmpty();
 			case UMLPackage.CONSTRAINT__NAMESPACE :
 				return isSetNamespace();
 			case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
 				return nameExpression != null;
 			case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
 				return basicGetOwningTemplateParameter() != null;
 			case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
 				return templateParameter != null;
 			case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
 				return constrainedElements != null
 					&& !constrainedElements.isEmpty();
 			case UMLPackage.CONSTRAINT__SPECIFICATION :
 				return specification != null;
 			case UMLPackage.CONSTRAINT__CONTEXT :
 				return basicGetContext() != null;
 		}
 		return eDynamicIsSet(featureID);
 	}

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

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Namespace basicGetNamespace() {

 		Namespace context = basicGetContext();
 		if (context != null) {
 			return context;
 		}
 		return super.basicGetNamespace();
 	}

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

 } //ConstraintImpl
	/*
	* 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: ConstraintImpl.java,v 1.19 2006/11/14 18:02:19 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.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.EObjectResolvingEList;
	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.Constraint;
	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.Namespace;
	import org.eclipse.uml2.uml.StringExpression;
	import org.eclipse.uml2.uml.TemplateParameter;
	import org.eclipse.uml2.uml.Type;
	import org.eclipse.uml2.uml.UMLPackage;
	import org.eclipse.uml2.uml.ValueSpecification;
	import org.eclipse.uml2.uml.VisibilityKind;

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

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Constraint</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* <ul>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getOwnedElements <em>Owned Element</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getNamespace <em>Namespace</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getConstrainedElements <em>Constrained Element</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getSpecification <em>Specification</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.ConstraintImpl#getContext <em>Context</em>}</li>
	* </ul>
	* </p>
	*
	* @generated
	*/
	public class ConstraintImpl
	extends PackageableElementImpl
	implements Constraint {

	/**
	* The cached value of the '{@link #getConstrainedElements() <em>Constrained Element</em>}' reference list.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getConstrainedElements()
	* @generated
	* @ordered
	*/
	protected EList constrainedElements = null;

	/**
	* The cached value of the '{@link #getSpecification() <em>Specification</em>}' containment reference.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getSpecification()
	* @generated
	* @ordered
	*/
	protected ValueSpecification specification = null;

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

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

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

	CacheAdapter cache = getCacheAdapter();
	if (cache != null) {
	Resource eResource = eResource();
	EList ownedElements = (EList) 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.class,
	this, UMLPackage.CONSTRAINT__OWNED_ELEMENT,
	OWNED_ELEMENT_ESUBSETS));
	}
	return ownedElements;
	}
	return new DerivedUnionEObjectEList(Element.class, this,
	UMLPackage.CONSTRAINT__OWNED_ELEMENT, OWNED_ELEMENT_ESUBSETS);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EList getConstrainedElements() {
	if (constrainedElements == null) {
	constrainedElements = new EObjectResolvingEList(Element.class,
	this, UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT);
	}
	return constrainedElements;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public ValueSpecification getSpecification() {
	if (specification != null && specification.eIsProxy()) {
	InternalEObject oldSpecification = (InternalEObject) specification;
	specification = (ValueSpecification) eResolveProxy(oldSpecification);
	if (specification != oldSpecification) {
	InternalEObject newSpecification = (InternalEObject) specification;
	NotificationChain msgs = oldSpecification.eInverseRemove(this,
	EOPPOSITE_FEATURE_BASE
	- UMLPackage.CONSTRAINT__SPECIFICATION, null, null);
	if (newSpecification.eInternalContainer() == null) {
	msgs = newSpecification.eInverseAdd(this,
	EOPPOSITE_FEATURE_BASE
	- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
	}
	if (msgs != null)
	msgs.dispatch();
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.RESOLVE,
	UMLPackage.CONSTRAINT__SPECIFICATION, oldSpecification,
	specification));
	}
	}
	return specification;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public ValueSpecification basicGetSpecification() {
	return specification;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetSpecification(
	ValueSpecification newSpecification, NotificationChain msgs) {
	ValueSpecification oldSpecification = specification;
	specification = newSpecification;
	if (eNotificationRequired()) {
	ENotificationImpl notification = new ENotificationImpl(this,
	Notification.SET, UMLPackage.CONSTRAINT__SPECIFICATION,
	oldSpecification, newSpecification);
	if (msgs == null)
	msgs = notification;
	else
	msgs.add(notification);
	}

	return msgs;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setSpecification(ValueSpecification newSpecification) {

	if (newSpecification != specification) {
	NotificationChain msgs = null;
	if (specification != null)
	msgs = ((InternalEObject) specification).eInverseRemove(this,
	EOPPOSITE_FEATURE_BASE
	- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
	if (newSpecification != null)
	msgs = ((InternalEObject) newSpecification).eInverseAdd(this,
	EOPPOSITE_FEATURE_BASE
	- UMLPackage.CONSTRAINT__SPECIFICATION, null, msgs);
	msgs = basicSetSpecification(newSpecification, msgs);
	if (msgs != null)
	msgs.dispatch();
	} else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.CONSTRAINT__SPECIFICATION, newSpecification,
	newSpecification));

	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public ValueSpecification createSpecification(String name, Type type,
	EClass eClass) {
	ValueSpecification newSpecification = (ValueSpecification) create(eClass);
	setSpecification(newSpecification);
	if (name != null)
	newSpecification.setName(name);
	if (type != null)
	newSpecification.setType(type);
	return newSpecification;
	}

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetContext(Namespace newContext,
	NotificationChain msgs) {
	msgs = eBasicSetContainer((InternalEObject) newContext,
	UMLPackage.CONSTRAINT__CONTEXT, msgs);

	return msgs;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setContext(Namespace newContext) {

	if (newContext != eInternalContainer()
	\|\| (eContainerFeatureID != UMLPackage.CONSTRAINT__CONTEXT && newContext != null)) {
	if (EcoreUtil.isAncestor(this, newContext))
	throw new IllegalArgumentException(
	"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
	NotificationChain msgs = null;
	if (eInternalContainer() != null)
	msgs = eBasicRemoveFromContainer(msgs);
	if (newContext != null)
	msgs = ((InternalEObject) newContext).eInverseAdd(this,
	UMLPackage.NAMESPACE__OWNED_RULE, Namespace.class, msgs);
	msgs = basicSetContext(newContext, msgs);
	if (msgs != null)
	msgs.dispatch();
	} else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.CONSTRAINT__CONTEXT, newContext, newContext));

	}

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

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

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

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
	int featureID, NotificationChain msgs) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	return ((InternalEList) getEAnnotations()).basicAdd(otherEnd,
	msgs);
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	return ((InternalEList) getClientDependencies()).basicAdd(
	otherEnd, msgs);
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	if (eInternalContainer() != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return basicSetOwningTemplateParameter(
	(TemplateParameter) otherEnd, msgs);
	case UMLPackage.CONSTRAINT__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.CONSTRAINT__CONTEXT :
	if (eInternalContainer() != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return basicSetContext((Namespace) otherEnd, msgs);
	}
	return eDynamicInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
	int featureID, NotificationChain msgs) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	return ((InternalEList) getEAnnotations()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.CONSTRAINT__OWNED_COMMENT :
	return ((InternalEList) getOwnedComments()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	return ((InternalEList) getClientDependencies()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
	return basicSetNameExpression(null, msgs);
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	return basicSetOwningTemplateParameter(null, msgs);
	case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
	return basicSetTemplateParameter(null, msgs);
	case UMLPackage.CONSTRAINT__SPECIFICATION :
	return basicSetSpecification(null, msgs);
	case UMLPackage.CONSTRAINT__CONTEXT :
	return basicSetContext(null, msgs);
	}
	return eDynamicInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eBasicRemoveFromContainerFeature(
	NotificationChain msgs) {
	switch (eContainerFeatureID) {
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	return eInternalContainer().eInverseRemove(this,
	UMLPackage.TEMPLATE_PARAMETER__OWNED_PARAMETERED_ELEMENT,
	TemplateParameter.class, msgs);
	case UMLPackage.CONSTRAINT__CONTEXT :
	return eInternalContainer().eInverseRemove(this,
	UMLPackage.NAMESPACE__OWNED_RULE, Namespace.class, msgs);
	}
	return eDynamicBasicRemoveFromContainer(msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	return getEAnnotations();
	case UMLPackage.CONSTRAINT__OWNED_ELEMENT :
	return getOwnedElements();
	case UMLPackage.CONSTRAINT__OWNER :
	if (resolve)
	return getOwner();
	return basicGetOwner();
	case UMLPackage.CONSTRAINT__OWNED_COMMENT :
	return getOwnedComments();
	case UMLPackage.CONSTRAINT__NAME :
	return getName();
	case UMLPackage.CONSTRAINT__VISIBILITY :
	return getVisibility();
	case UMLPackage.CONSTRAINT__QUALIFIED_NAME :
	return getQualifiedName();
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	return getClientDependencies();
	case UMLPackage.CONSTRAINT__NAMESPACE :
	if (resolve)
	return getNamespace();
	return basicGetNamespace();
	case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
	if (resolve)
	return getNameExpression();
	return basicGetNameExpression();
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	if (resolve)
	return getOwningTemplateParameter();
	return basicGetOwningTemplateParameter();
	case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
	if (resolve)
	return getTemplateParameter();
	return basicGetTemplateParameter();
	case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
	return getConstrainedElements();
	case UMLPackage.CONSTRAINT__SPECIFICATION :
	if (resolve)
	return getSpecification();
	return basicGetSpecification();
	case UMLPackage.CONSTRAINT__CONTEXT :
	if (resolve)
	return getContext();
	return basicGetContext();
	}
	return eDynamicGet(featureID, resolve, coreType);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eSet(int featureID, Object newValue) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	getEAnnotations().clear();
	getEAnnotations().addAll((Collection) newValue);
	return;
	case UMLPackage.CONSTRAINT__OWNED_COMMENT :
	getOwnedComments().clear();
	getOwnedComments().addAll((Collection) newValue);
	return;
	case UMLPackage.CONSTRAINT__NAME :
	setName((String) newValue);
	return;
	case UMLPackage.CONSTRAINT__VISIBILITY :
	setVisibility((VisibilityKind) newValue);
	return;
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	getClientDependencies().clear();
	getClientDependencies().addAll((Collection) newValue);
	return;
	case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
	setNameExpression((StringExpression) newValue);
	return;
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	setOwningTemplateParameter((TemplateParameter) newValue);
	return;
	case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
	setTemplateParameter((TemplateParameter) newValue);
	return;
	case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
	getConstrainedElements().clear();
	getConstrainedElements().addAll((Collection) newValue);
	return;
	case UMLPackage.CONSTRAINT__SPECIFICATION :
	setSpecification((ValueSpecification) newValue);
	return;
	case UMLPackage.CONSTRAINT__CONTEXT :
	setContext((Namespace) newValue);
	return;
	}
	eDynamicSet(featureID, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eUnset(int featureID) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	getEAnnotations().clear();
	return;
	case UMLPackage.CONSTRAINT__OWNED_COMMENT :
	getOwnedComments().clear();
	return;
	case UMLPackage.CONSTRAINT__NAME :
	unsetName();
	return;
	case UMLPackage.CONSTRAINT__VISIBILITY :
	unsetVisibility();
	return;
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	getClientDependencies().clear();
	return;
	case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
	setNameExpression((StringExpression) null);
	return;
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	setOwningTemplateParameter((TemplateParameter) null);
	return;
	case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
	setTemplateParameter((TemplateParameter) null);
	return;
	case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
	getConstrainedElements().clear();
	return;
	case UMLPackage.CONSTRAINT__SPECIFICATION :
	setSpecification((ValueSpecification) null);
	return;
	case UMLPackage.CONSTRAINT__CONTEXT :
	setContext((Namespace) null);
	return;
	}
	eDynamicUnset(featureID);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean eIsSet(int featureID) {
	switch (featureID) {
	case UMLPackage.CONSTRAINT__EANNOTATIONS :
	return eAnnotations != null && !eAnnotations.isEmpty();
	case UMLPackage.CONSTRAINT__OWNED_ELEMENT :
	return isSetOwnedElements();
	case UMLPackage.CONSTRAINT__OWNER :
	return isSetOwner();
	case UMLPackage.CONSTRAINT__OWNED_COMMENT :
	return ownedComments != null && !ownedComments.isEmpty();
	case UMLPackage.CONSTRAINT__NAME :
	return isSetName();
	case UMLPackage.CONSTRAINT__VISIBILITY :
	return isSetVisibility();
	case UMLPackage.CONSTRAINT__QUALIFIED_NAME :
	return QUALIFIED_NAME_EDEFAULT == null
	? getQualifiedName() != null
	: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
	case UMLPackage.CONSTRAINT__CLIENT_DEPENDENCY :
	return clientDependencies != null
	&& !clientDependencies.isEmpty();
	case UMLPackage.CONSTRAINT__NAMESPACE :
	return isSetNamespace();
	case UMLPackage.CONSTRAINT__NAME_EXPRESSION :
	return nameExpression != null;
	case UMLPackage.CONSTRAINT__OWNING_TEMPLATE_PARAMETER :
	return basicGetOwningTemplateParameter() != null;
	case UMLPackage.CONSTRAINT__TEMPLATE_PARAMETER :
	return templateParameter != null;
	case UMLPackage.CONSTRAINT__CONSTRAINED_ELEMENT :
	return constrainedElements != null
	&& !constrainedElements.isEmpty();
	case UMLPackage.CONSTRAINT__SPECIFICATION :
	return specification != null;
	case UMLPackage.CONSTRAINT__CONTEXT :
	return basicGetContext() != null;
	}
	return eDynamicIsSet(featureID);
	}

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

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Namespace basicGetNamespace() {

	Namespace context = basicGetContext();
	if (context != null) {
	return context;
	}
	return super.basicGetNamespace();
	}

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

	} //ConstraintImpl