deprecated/plugins/org.eclipse.uml2/src/org/eclipse/uml2/impl/ExecutionOccurrenceImpl.java - uml2/org.eclipse.uml2 - Git at Google

 /*
  * Copyright (c) 2003, 2004 IBM Corporation and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  *   IBM - Initial API and implementation
  *
  * $Id: ExecutionOccurrenceImpl.java,v 1.4 2004/06/18 04:34:31 khussey Exp $
  */
 package org.eclipse.uml2.impl;

 import java.util.Collection;

 import java.util.Iterator;

 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.notify.NotificationChain;
 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.ecore.InternalEObject;
 import org.eclipse.emf.ecore.impl.ENotificationImpl;
 import org.eclipse.emf.ecore.util.EObjectResolvingEList;
 import org.eclipse.emf.ecore.util.InternalEList;
 import org.eclipse.uml2.Behavior;
 import org.eclipse.uml2.EventOccurrence;
 import org.eclipse.uml2.ExecutionOccurrence;
 import org.eclipse.uml2.Interaction;
 import org.eclipse.uml2.InteractionOperand;
 import org.eclipse.uml2.StringExpression;
 import org.eclipse.uml2.TemplateSignature;
 import org.eclipse.uml2.UML2Package;
 import org.eclipse.uml2.VisibilityKind;

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Execution Occurrence</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * <ul>
  *   <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getStart <em>Start</em>}</li>
  *   <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getFinish <em>Finish</em>}</li>
  *   <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getBehaviors <em>Behavior</em>}</li>
  * </ul>
  * </p>
  *
  * @generated
  */
 public class ExecutionOccurrenceImpl extends InteractionFragmentImpl implements ExecutionOccurrence {
 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public static final String copyright = "Copyright (c) 2003, 2004 IBM Corporation and others."; //$NON-NLS-1$

 	/**
 	 * The cached value of the '{@link #getStart() <em>Start</em>}' reference.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getStart()
 	 * @generated
 	 * @ordered
 	 */
 	protected EventOccurrence start = null;

 	/**
 	 * The cached value of the '{@link #getFinish() <em>Finish</em>}' reference.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #getFinish()
 	 * @generated
 	 * @ordered
 	 */
 	protected EventOccurrence finish = null;

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected EClass eStaticClass() {
 		return UML2Package.eINSTANCE.getExecutionOccurrence();
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EventOccurrence getStart() {
 		if (start != null && start.eIsProxy()) {
 			EventOccurrence oldStart = start;
 			start = (EventOccurrence)eResolveProxy((InternalEObject)start);
 			if (start != oldStart) {
 				if (eNotificationRequired())
 					eNotify(new ENotificationImpl(this, Notification.RESOLVE, UML2Package.EXECUTION_OCCURRENCE__START, oldStart, start));
 			}
 		}
 		return start;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EventOccurrence basicGetStart() {
 		return start;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetStart(EventOccurrence newStart, NotificationChain msgs) {
 		EventOccurrence oldStart = start;
 		start = newStart;
 		if (eNotificationRequired()) {
 			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__START, oldStart, newStart);
 			if (msgs == null) msgs = notification; else msgs.add(notification);
 		}
 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setStart(EventOccurrence newStart) {
 		if (newStart != start) {
 			NotificationChain msgs = null;
 			if (start != null)
 				msgs = ((InternalEObject)start).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
 			if (newStart != null)
 				msgs = ((InternalEObject)newStart).eInverseAdd(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
 			msgs = basicSetStart(newStart, msgs);
 			if (msgs != null) msgs.dispatch();
 		}
 		else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__START, newStart, newStart));
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EventOccurrence getFinish() {
 		if (finish != null && finish.eIsProxy()) {
 			EventOccurrence oldFinish = finish;
 			finish = (EventOccurrence)eResolveProxy((InternalEObject)finish);
 			if (finish != oldFinish) {
 				if (eNotificationRequired())
 					eNotify(new ENotificationImpl(this, Notification.RESOLVE, UML2Package.EXECUTION_OCCURRENCE__FINISH, oldFinish, finish));
 			}
 		}
 		return finish;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EventOccurrence basicGetFinish() {
 		return finish;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetFinish(EventOccurrence newFinish, NotificationChain msgs) {
 		EventOccurrence oldFinish = finish;
 		finish = newFinish;
 		if (eNotificationRequired()) {
 			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__FINISH, oldFinish, newFinish);
 			if (msgs == null) msgs = notification; else msgs.add(notification);
 		}
 		return msgs;
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void setFinish(EventOccurrence newFinish) {
 		if (newFinish != finish) {
 			NotificationChain msgs = null;
 			if (finish != null)
 				msgs = ((InternalEObject)finish).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
 			if (newFinish != null)
 				msgs = ((InternalEObject)newFinish).eInverseAdd(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
 			msgs = basicSetFinish(newFinish, msgs);
 			if (msgs != null) msgs.dispatch();
 		}
 		else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__FINISH, newFinish, newFinish));
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public EList getBehaviors() {
 		if (behavior == null) {
 			behavior = new EObjectResolvingEList(Behavior.class, this, UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR);
 		}
 		return behavior;
 	}

     /**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
      */
     public Behavior getBehavior(String unqualifiedName) {
     	for (Iterator i = getBehaviors().iterator(); i.hasNext(); ) {
     		Behavior namedBehavior = (Behavior) i.next();

     		if (unqualifiedName.equals(namedBehavior.getName())) {
     			return namedBehavior;
     		}
     	}

     	return null;
     }

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
 		if (featureID >= 0) {
 			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
 				case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 					return ((InternalEList)getEAnnotations()).basicAdd(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 					return ((InternalEList)getTemplateBindings()).basicAdd(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 					if (ownedTemplateSignature != null)
 						msgs = ((InternalEObject)ownedTemplateSignature).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE, null, msgs);
 					return basicSetOwnedTemplateSignature((TemplateSignature)otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 					return ((InternalEList)getClientDependencies()).basicAdd(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 					return ((InternalEList)getCovereds()).basicAdd(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 					if (eContainer != null)
 						msgs = eBasicRemoveFromContainer(msgs);
 					return eBasicSetContainer(otherEnd, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 					if (eContainer != null)
 						msgs = eBasicRemoveFromContainer(msgs);
 					return eBasicSetContainer(otherEnd, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__START:
 					if (start != null)
 						msgs = ((InternalEObject)start).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
 					return basicSetStart((EventOccurrence)otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 					if (finish != null)
 						msgs = ((InternalEObject)finish).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
 					return basicSetFinish((EventOccurrence)otherEnd, msgs);
 				default:
 					return eDynamicInverseAdd(otherEnd, featureID, baseClass, msgs);
 			}
 		}
 		if (eContainer != null)
 			msgs = eBasicRemoveFromContainer(msgs);
 		return eBasicSetContainer(otherEnd, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
 		if (featureID >= 0) {
 			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
 				case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 					return ((InternalEList)getEAnnotations()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
 					return ((InternalEList)getOwnedComments()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 					return ((InternalEList)getTemplateBindings()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 					return basicSetOwnedTemplateSignature(null, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 					return ((InternalEList)getClientDependencies()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
 					return basicSetNameExpression(null, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 					return ((InternalEList)getCovereds()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
 					return ((InternalEList)getGeneralOrderings()).basicRemove(otherEnd, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 					return eBasicSetContainer(null, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 					return eBasicSetContainer(null, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__START:
 					return basicSetStart(null, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 					return basicSetFinish(null, msgs);
 				default:
 					return eDynamicInverseRemove(otherEnd, featureID, baseClass, msgs);
 			}
 		}
 		return eBasicSetContainer(null, featureID, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
 		if (eContainerFeatureID >= 0) {
 			switch (eContainerFeatureID) {
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 					return eContainer.eInverseRemove(this, UML2Package.INTERACTION__FRAGMENT, Interaction.class, msgs);
 				case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 					return eContainer.eInverseRemove(this, UML2Package.INTERACTION_OPERAND__FRAGMENT, InteractionOperand.class, msgs);
 				default:
 					return eDynamicBasicRemoveFromContainer(msgs);
 			}
 		}
 		return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE - eContainerFeatureID, null, msgs);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 				return getEAnnotations();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_ELEMENT:
 				return getOwnedElements();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNER:
 				if (resolve) return getOwner();
 				return basicGetOwner();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
 				return getOwnedComments();
 			case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 				return getTemplateBindings();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 				return getOwnedTemplateSignature();
 			case UML2Package.EXECUTION_OCCURRENCE__NAME:
 				return getName();
 			case UML2Package.EXECUTION_OCCURRENCE__QUALIFIED_NAME:
 				return getQualifiedName();
 			case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
 				return getVisibility();
 			case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 				return getClientDependencies();
 			case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
 				return getNameExpression();
 			case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 				return getCovereds();
 			case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
 				return getGeneralOrderings();
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 				return getEnclosingInteraction();
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 				return getEnclosingOperand();
 			case UML2Package.EXECUTION_OCCURRENCE__START:
 				if (resolve) return getStart();
 				return basicGetStart();
 			case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 				if (resolve) return getFinish();
 				return basicGetFinish();
 			case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
 				return getBehaviors();
 		}
 		return eDynamicGet(eFeature, resolve);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eSet(EStructuralFeature eFeature, Object newValue) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 				getEAnnotations().clear();
 				getEAnnotations().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
 				getOwnedComments().clear();
 				getOwnedComments().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 				getTemplateBindings().clear();
 				getTemplateBindings().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 				setOwnedTemplateSignature((TemplateSignature)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__NAME:
 				setName((String)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
 				setVisibility((VisibilityKind)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 				getClientDependencies().clear();
 				getClientDependencies().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
 				setNameExpression((StringExpression)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 				getCovereds().clear();
 				getCovereds().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
 				getGeneralOrderings().clear();
 				getGeneralOrderings().addAll((Collection)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 				setEnclosingInteraction((Interaction)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 				setEnclosingOperand((InteractionOperand)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__START:
 				setStart((EventOccurrence)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 				setFinish((EventOccurrence)newValue);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
 				getBehaviors().clear();
 				getBehaviors().addAll((Collection)newValue);
 				return;
 		}
 		eDynamicSet(eFeature, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public void eUnset(EStructuralFeature eFeature) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 				getEAnnotations().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
 				getOwnedComments().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 				getTemplateBindings().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 				setOwnedTemplateSignature((TemplateSignature)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__NAME:
 				setName(NAME_EDEFAULT);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
 				setVisibility(VISIBILITY_EDEFAULT);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 				getClientDependencies().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
 				setNameExpression((StringExpression)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 				getCovereds().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
 				getGeneralOrderings().clear();
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 				setEnclosingInteraction((Interaction)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 				setEnclosingOperand((InteractionOperand)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__START:
 				setStart((EventOccurrence)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 				setFinish((EventOccurrence)null);
 				return;
 			case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
 				getBehaviors().clear();
 				return;
 		}
 		eDynamicUnset(eFeature);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean eIsSet(EStructuralFeature eFeature) {
 		switch (eDerivedStructuralFeatureID(eFeature)) {
 			case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
 				return eAnnotations != null && !eAnnotations.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_ELEMENT:
 				return !getOwnedElements().isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNER:
 				return basicGetOwner() != null;
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
 				return ownedComment != null && !ownedComment.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
 				return templateBinding != null && !templateBinding.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
 				return ownedTemplateSignature != null;
 			case UML2Package.EXECUTION_OCCURRENCE__NAME:
 				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
 			case UML2Package.EXECUTION_OCCURRENCE__QUALIFIED_NAME:
 				return QUALIFIED_NAME_EDEFAULT == null ? getQualifiedName() != null : !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
 			case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
 				return visibility != VISIBILITY_EDEFAULT;
 			case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
 				return clientDependency != null && !clientDependency.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
 				return nameExpression != null;
 			case UML2Package.EXECUTION_OCCURRENCE__COVERED:
 				return covered != null && !covered.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
 				return generalOrdering != null && !generalOrdering.isEmpty();
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
 				return getEnclosingInteraction() != null;
 			case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
 				return getEnclosingOperand() != null;
 			case UML2Package.EXECUTION_OCCURRENCE__START:
 				return start != null;
 			case UML2Package.EXECUTION_OCCURRENCE__FINISH:
 				return finish != null;
 			case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
 				return behavior != null && !behavior.isEmpty();
 		}
 		return eDynamicIsSet(eFeature);
 	}

 } //ExecutionOccurrenceImpl
	/*
	* Copyright (c) 2003, 2004 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Common Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/cpl-v10.html
	*
	* Contributors:
	* IBM - Initial API and implementation
	*
	* $Id: ExecutionOccurrenceImpl.java,v 1.4 2004/06/18 04:34:31 khussey Exp $
	*/
	package org.eclipse.uml2.impl;

	import java.util.Collection;

	import java.util.Iterator;

	import org.eclipse.emf.common.notify.Notification;
	import org.eclipse.emf.common.notify.NotificationChain;
	import org.eclipse.emf.common.util.EList;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.EStructuralFeature;
	import org.eclipse.emf.ecore.InternalEObject;
	import org.eclipse.emf.ecore.impl.ENotificationImpl;
	import org.eclipse.emf.ecore.util.EObjectResolvingEList;
	import org.eclipse.emf.ecore.util.InternalEList;
	import org.eclipse.uml2.Behavior;
	import org.eclipse.uml2.EventOccurrence;
	import org.eclipse.uml2.ExecutionOccurrence;
	import org.eclipse.uml2.Interaction;
	import org.eclipse.uml2.InteractionOperand;
	import org.eclipse.uml2.StringExpression;
	import org.eclipse.uml2.TemplateSignature;
	import org.eclipse.uml2.UML2Package;
	import org.eclipse.uml2.VisibilityKind;

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Execution Occurrence</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* <ul>
	* <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getStart <em>Start</em>}</li>
	* <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getFinish <em>Finish</em>}</li>
	* <li>{@link org.eclipse.uml2.impl.ExecutionOccurrenceImpl#getBehaviors <em>Behavior</em>}</li>
	* </ul>
	* </p>
	*
	* @generated
	*/
	public class ExecutionOccurrenceImpl extends InteractionFragmentImpl implements ExecutionOccurrence {
	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public static final String copyright = "Copyright (c) 2003, 2004 IBM Corporation and others."; //$NON-NLS-1$

	/**
	* The cached value of the '{@link #getStart() <em>Start</em>}' reference.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getStart()
	* @generated
	* @ordered
	*/
	protected EventOccurrence start = null;

	/**
	* The cached value of the '{@link #getFinish() <em>Finish</em>}' reference.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #getFinish()
	* @generated
	* @ordered
	*/
	protected EventOccurrence finish = null;

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected EClass eStaticClass() {
	return UML2Package.eINSTANCE.getExecutionOccurrence();
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EventOccurrence getStart() {
	if (start != null && start.eIsProxy()) {
	EventOccurrence oldStart = start;
	start = (EventOccurrence)eResolveProxy((InternalEObject)start);
	if (start != oldStart) {
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.RESOLVE, UML2Package.EXECUTION_OCCURRENCE__START, oldStart, start));
	}
	}
	return start;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EventOccurrence basicGetStart() {
	return start;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetStart(EventOccurrence newStart, NotificationChain msgs) {
	EventOccurrence oldStart = start;
	start = newStart;
	if (eNotificationRequired()) {
	ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__START, oldStart, newStart);
	if (msgs == null) msgs = notification; else msgs.add(notification);
	}
	return msgs;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setStart(EventOccurrence newStart) {
	if (newStart != start) {
	NotificationChain msgs = null;
	if (start != null)
	msgs = ((InternalEObject)start).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
	if (newStart != null)
	msgs = ((InternalEObject)newStart).eInverseAdd(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
	msgs = basicSetStart(newStart, msgs);
	if (msgs != null) msgs.dispatch();
	}
	else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__START, newStart, newStart));
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EventOccurrence getFinish() {
	if (finish != null && finish.eIsProxy()) {
	EventOccurrence oldFinish = finish;
	finish = (EventOccurrence)eResolveProxy((InternalEObject)finish);
	if (finish != oldFinish) {
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.RESOLVE, UML2Package.EXECUTION_OCCURRENCE__FINISH, oldFinish, finish));
	}
	}
	return finish;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EventOccurrence basicGetFinish() {
	return finish;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetFinish(EventOccurrence newFinish, NotificationChain msgs) {
	EventOccurrence oldFinish = finish;
	finish = newFinish;
	if (eNotificationRequired()) {
	ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__FINISH, oldFinish, newFinish);
	if (msgs == null) msgs = notification; else msgs.add(notification);
	}
	return msgs;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void setFinish(EventOccurrence newFinish) {
	if (newFinish != finish) {
	NotificationChain msgs = null;
	if (finish != null)
	msgs = ((InternalEObject)finish).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
	if (newFinish != null)
	msgs = ((InternalEObject)newFinish).eInverseAdd(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
	msgs = basicSetFinish(newFinish, msgs);
	if (msgs != null) msgs.dispatch();
	}
	else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.EXECUTION_OCCURRENCE__FINISH, newFinish, newFinish));
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public EList getBehaviors() {
	if (behavior == null) {
	behavior = new EObjectResolvingEList(Behavior.class, this, UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR);
	}
	return behavior;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Behavior getBehavior(String unqualifiedName) {
	for (Iterator i = getBehaviors().iterator(); i.hasNext(); ) {
	Behavior namedBehavior = (Behavior) i.next();

	if (unqualifiedName.equals(namedBehavior.getName())) {
	return namedBehavior;
	}
	}

	return null;
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
	if (featureID >= 0) {
	switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	return ((InternalEList)getEAnnotations()).basicAdd(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	return ((InternalEList)getTemplateBindings()).basicAdd(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	if (ownedTemplateSignature != null)
	msgs = ((InternalEObject)ownedTemplateSignature).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE, null, msgs);
	return basicSetOwnedTemplateSignature((TemplateSignature)otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	return ((InternalEList)getClientDependencies()).basicAdd(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	return ((InternalEList)getCovereds()).basicAdd(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return eBasicSetContainer(otherEnd, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return eBasicSetContainer(otherEnd, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__START:
	if (start != null)
	msgs = ((InternalEObject)start).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__START_EXEC, EventOccurrence.class, msgs);
	return basicSetStart((EventOccurrence)otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	if (finish != null)
	msgs = ((InternalEObject)finish).eInverseRemove(this, UML2Package.EVENT_OCCURRENCE__FINISH_EXEC, EventOccurrence.class, msgs);
	return basicSetFinish((EventOccurrence)otherEnd, msgs);
	default:
	return eDynamicInverseAdd(otherEnd, featureID, baseClass, msgs);
	}
	}
	if (eContainer != null)
	msgs = eBasicRemoveFromContainer(msgs);
	return eBasicSetContainer(otherEnd, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
	if (featureID >= 0) {
	switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	return ((InternalEList)getEAnnotations()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
	return ((InternalEList)getOwnedComments()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	return ((InternalEList)getTemplateBindings()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	return basicSetOwnedTemplateSignature(null, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	return ((InternalEList)getClientDependencies()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
	return basicSetNameExpression(null, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	return ((InternalEList)getCovereds()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
	return ((InternalEList)getGeneralOrderings()).basicRemove(otherEnd, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	return eBasicSetContainer(null, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	return eBasicSetContainer(null, UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__START:
	return basicSetStart(null, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	return basicSetFinish(null, msgs);
	default:
	return eDynamicInverseRemove(otherEnd, featureID, baseClass, msgs);
	}
	}
	return eBasicSetContainer(null, featureID, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
	if (eContainerFeatureID >= 0) {
	switch (eContainerFeatureID) {
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	return eContainer.eInverseRemove(this, UML2Package.INTERACTION__FRAGMENT, Interaction.class, msgs);
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	return eContainer.eInverseRemove(this, UML2Package.INTERACTION_OPERAND__FRAGMENT, InteractionOperand.class, msgs);
	default:
	return eDynamicBasicRemoveFromContainer(msgs);
	}
	}
	return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE - eContainerFeatureID, null, msgs);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	return getEAnnotations();
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_ELEMENT:
	return getOwnedElements();
	case UML2Package.EXECUTION_OCCURRENCE__OWNER:
	if (resolve) return getOwner();
	return basicGetOwner();
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
	return getOwnedComments();
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	return getTemplateBindings();
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	return getOwnedTemplateSignature();
	case UML2Package.EXECUTION_OCCURRENCE__NAME:
	return getName();
	case UML2Package.EXECUTION_OCCURRENCE__QUALIFIED_NAME:
	return getQualifiedName();
	case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
	return getVisibility();
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	return getClientDependencies();
	case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
	return getNameExpression();
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	return getCovereds();
	case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
	return getGeneralOrderings();
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	return getEnclosingInteraction();
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	return getEnclosingOperand();
	case UML2Package.EXECUTION_OCCURRENCE__START:
	if (resolve) return getStart();
	return basicGetStart();
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	if (resolve) return getFinish();
	return basicGetFinish();
	case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
	return getBehaviors();
	}
	return eDynamicGet(eFeature, resolve);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eSet(EStructuralFeature eFeature, Object newValue) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	getEAnnotations().clear();
	getEAnnotations().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
	getOwnedComments().clear();
	getOwnedComments().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	getTemplateBindings().clear();
	getTemplateBindings().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	setOwnedTemplateSignature((TemplateSignature)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__NAME:
	setName((String)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
	setVisibility((VisibilityKind)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	getClientDependencies().clear();
	getClientDependencies().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
	setNameExpression((StringExpression)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	getCovereds().clear();
	getCovereds().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
	getGeneralOrderings().clear();
	getGeneralOrderings().addAll((Collection)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	setEnclosingInteraction((Interaction)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	setEnclosingOperand((InteractionOperand)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__START:
	setStart((EventOccurrence)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	setFinish((EventOccurrence)newValue);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
	getBehaviors().clear();
	getBehaviors().addAll((Collection)newValue);
	return;
	}
	eDynamicSet(eFeature, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public void eUnset(EStructuralFeature eFeature) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	getEAnnotations().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
	getOwnedComments().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	getTemplateBindings().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	setOwnedTemplateSignature((TemplateSignature)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__NAME:
	setName(NAME_EDEFAULT);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
	setVisibility(VISIBILITY_EDEFAULT);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	getClientDependencies().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
	setNameExpression((StringExpression)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	getCovereds().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
	getGeneralOrderings().clear();
	return;
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	setEnclosingInteraction((Interaction)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	setEnclosingOperand((InteractionOperand)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__START:
	setStart((EventOccurrence)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	setFinish((EventOccurrence)null);
	return;
	case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
	getBehaviors().clear();
	return;
	}
	eDynamicUnset(eFeature);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean eIsSet(EStructuralFeature eFeature) {
	switch (eDerivedStructuralFeatureID(eFeature)) {
	case UML2Package.EXECUTION_OCCURRENCE__EANNOTATIONS:
	return eAnnotations != null && !eAnnotations.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_ELEMENT:
	return !getOwnedElements().isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__OWNER:
	return basicGetOwner() != null;
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_COMMENT:
	return ownedComment != null && !ownedComment.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__TEMPLATE_BINDING:
	return templateBinding != null && !templateBinding.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__OWNED_TEMPLATE_SIGNATURE:
	return ownedTemplateSignature != null;
	case UML2Package.EXECUTION_OCCURRENCE__NAME:
	return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
	case UML2Package.EXECUTION_OCCURRENCE__QUALIFIED_NAME:
	return QUALIFIED_NAME_EDEFAULT == null ? getQualifiedName() != null : !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
	case UML2Package.EXECUTION_OCCURRENCE__VISIBILITY:
	return visibility != VISIBILITY_EDEFAULT;
	case UML2Package.EXECUTION_OCCURRENCE__CLIENT_DEPENDENCY:
	return clientDependency != null && !clientDependency.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__NAME_EXPRESSION:
	return nameExpression != null;
	case UML2Package.EXECUTION_OCCURRENCE__COVERED:
	return covered != null && !covered.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__GENERAL_ORDERING:
	return generalOrdering != null && !generalOrdering.isEmpty();
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_INTERACTION:
	return getEnclosingInteraction() != null;
	case UML2Package.EXECUTION_OCCURRENCE__ENCLOSING_OPERAND:
	return getEnclosingOperand() != null;
	case UML2Package.EXECUTION_OCCURRENCE__START:
	return start != null;
	case UML2Package.EXECUTION_OCCURRENCE__FINISH:
	return finish != null;
	case UML2Package.EXECUTION_OCCURRENCE__BEHAVIOR:
	return behavior != null && !behavior.isEmpty();
	}
	return eDynamicIsSet(eFeature);
	}

	} //ExecutionOccurrenceImpl