plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/internal/impl/JoinNodeImpl.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: JoinNodeImpl.java,v 1.23 2006/12/14 15:49:30 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.uml.Activity;
 import org.eclipse.uml2.uml.ActivityEdge;
 import org.eclipse.uml2.uml.ActivityNode;
 import org.eclipse.uml2.uml.ActivityPartition;
 import org.eclipse.uml2.uml.Comment;
 import org.eclipse.uml2.uml.Dependency;
 import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.InterruptibleActivityRegion;
 import org.eclipse.uml2.uml.JoinNode;
 import org.eclipse.uml2.uml.StringExpression;
 import org.eclipse.uml2.uml.StructuredActivityNode;
 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.JoinNodeOperations;

 /**
  * <!-- begin-user-doc -->
  * An implementation of the model object '<em><b>Join Node</b></em>'.
  * <!-- end-user-doc -->
  * <p>
  * The following features are implemented:
  * <ul>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#getOwnedElements <em>Owned Element</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#isCombineDuplicate <em>Is Combine Duplicate</em>}</li>
  *   <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#getJoinSpec <em>Join Spec</em>}</li>
  * </ul>
  * </p>
  *
  * @generated
  */
 public class JoinNodeImpl
 		extends ControlNodeImpl
 		implements JoinNode {

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

 	/**
 	 * The flag representing the value of the '{@link #isCombineDuplicate() <em>Is Combine Duplicate</em>}' attribute.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @see #isCombineDuplicate()
 	 * @generated
 	 * @ordered
 	 */
 	protected static final int IS_COMBINE_DUPLICATE_EFLAG = 1 << 11;

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	protected JoinNodeImpl() {
 		super();
 		eFlags |= IS_COMBINE_DUPLICATE_EFLAG;
 	}

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

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

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

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

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

 		boolean oldIsCombineDuplicate = (eFlags & IS_COMBINE_DUPLICATE_EFLAG) != 0;
 		if (newIsCombineDuplicate)
 			eFlags |= IS_COMBINE_DUPLICATE_EFLAG;
 		else
 			eFlags &= ~IS_COMBINE_DUPLICATE_EFLAG;
 		if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE,
 				oldIsCombineDuplicate, newIsCombineDuplicate));

 	}

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	public NotificationChain basicSetJoinSpec(ValueSpecification newJoinSpec,
 			NotificationChain msgs) {
 		ValueSpecification oldJoinSpec = joinSpec;
 		joinSpec = newJoinSpec;
 		if (eNotificationRequired()) {
 			ENotificationImpl notification = new ENotificationImpl(this,
 				Notification.SET, UMLPackage.JOIN_NODE__JOIN_SPEC, oldJoinSpec,
 				newJoinSpec);
 			if (msgs == null)
 				msgs = notification;
 			else
 				msgs.add(notification);
 		}

 		return msgs;
 	}

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

 		if (newJoinSpec != joinSpec) {
 			NotificationChain msgs = null;
 			if (joinSpec != null)
 				msgs = ((InternalEObject) joinSpec).eInverseRemove(this,
 					EOPPOSITE_FEATURE_BASE - UMLPackage.JOIN_NODE__JOIN_SPEC,
 					null, msgs);
 			if (newJoinSpec != null)
 				msgs = ((InternalEObject) newJoinSpec).eInverseAdd(this,
 					EOPPOSITE_FEATURE_BASE - UMLPackage.JOIN_NODE__JOIN_SPEC,
 					null, msgs);
 			msgs = basicSetJoinSpec(newJoinSpec, msgs);
 			if (msgs != null)
 				msgs.dispatch();
 		} else if (eNotificationRequired())
 			eNotify(new ENotificationImpl(this, Notification.SET,
 				UMLPackage.JOIN_NODE__JOIN_SPEC, newJoinSpec, newJoinSpec));

 	}

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

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

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

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public NotificationChain eInverseRemove(InternalEObject otherEnd,
 			int featureID, NotificationChain msgs) {
 		switch (featureID) {
 			case UMLPackage.JOIN_NODE__EANNOTATIONS :
 				return ((InternalEList<?>) getEAnnotations()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__OWNED_COMMENT :
 				return ((InternalEList<?>) getOwnedComments()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
 				return ((InternalEList<?>) getClientDependencies())
 					.basicRemove(otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
 				return basicSetNameExpression(null, msgs);
 			case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
 				return basicSetInStructuredNode(null, msgs);
 			case UMLPackage.JOIN_NODE__ACTIVITY :
 				return basicSetActivity(null, msgs);
 			case UMLPackage.JOIN_NODE__OUTGOING :
 				return ((InternalEList<?>) getOutgoings()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__INCOMING :
 				return ((InternalEList<?>) getIncomings()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__IN_PARTITION :
 				return ((InternalEList<?>) getInPartitions()).basicRemove(
 					otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
 				return ((InternalEList<?>) getInInterruptibleRegions())
 					.basicRemove(otherEnd, msgs);
 			case UMLPackage.JOIN_NODE__JOIN_SPEC :
 				return basicSetJoinSpec(null, 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.JOIN_NODE__EANNOTATIONS :
 				return getEAnnotations();
 			case UMLPackage.JOIN_NODE__OWNED_ELEMENT :
 				return getOwnedElements();
 			case UMLPackage.JOIN_NODE__OWNER :
 				if (resolve)
 					return getOwner();
 				return basicGetOwner();
 			case UMLPackage.JOIN_NODE__OWNED_COMMENT :
 				return getOwnedComments();
 			case UMLPackage.JOIN_NODE__NAME :
 				return getName();
 			case UMLPackage.JOIN_NODE__VISIBILITY :
 				return getVisibility();
 			case UMLPackage.JOIN_NODE__QUALIFIED_NAME :
 				return getQualifiedName();
 			case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
 				return getClientDependencies();
 			case UMLPackage.JOIN_NODE__NAMESPACE :
 				if (resolve)
 					return getNamespace();
 				return basicGetNamespace();
 			case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
 				if (resolve)
 					return getNameExpression();
 				return basicGetNameExpression();
 			case UMLPackage.JOIN_NODE__IS_LEAF :
 				return isLeaf()
 					? Boolean.TRUE
 					: Boolean.FALSE;
 			case UMLPackage.JOIN_NODE__REDEFINED_ELEMENT :
 				return getRedefinedElements();
 			case UMLPackage.JOIN_NODE__REDEFINITION_CONTEXT :
 				return getRedefinitionContexts();
 			case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
 				if (resolve)
 					return getInStructuredNode();
 				return basicGetInStructuredNode();
 			case UMLPackage.JOIN_NODE__ACTIVITY :
 				if (resolve)
 					return getActivity();
 				return basicGetActivity();
 			case UMLPackage.JOIN_NODE__OUTGOING :
 				return getOutgoings();
 			case UMLPackage.JOIN_NODE__INCOMING :
 				return getIncomings();
 			case UMLPackage.JOIN_NODE__IN_PARTITION :
 				return getInPartitions();
 			case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
 				return getInInterruptibleRegions();
 			case UMLPackage.JOIN_NODE__IN_GROUP :
 				return getInGroups();
 			case UMLPackage.JOIN_NODE__REDEFINED_NODE :
 				return getRedefinedNodes();
 			case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
 				return isCombineDuplicate()
 					? Boolean.TRUE
 					: Boolean.FALSE;
 			case UMLPackage.JOIN_NODE__JOIN_SPEC :
 				if (resolve)
 					return getJoinSpec();
 				return basicGetJoinSpec();
 		}
 		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.JOIN_NODE__EANNOTATIONS :
 				getEAnnotations().clear();
 				getEAnnotations().addAll(
 					(Collection<? extends EAnnotation>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__OWNED_COMMENT :
 				getOwnedComments().clear();
 				getOwnedComments().addAll(
 					(Collection<? extends Comment>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__NAME :
 				setName((String) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__VISIBILITY :
 				setVisibility((VisibilityKind) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
 				getClientDependencies().clear();
 				getClientDependencies().addAll(
 					(Collection<? extends Dependency>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
 				setNameExpression((StringExpression) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__IS_LEAF :
 				setIsLeaf(((Boolean) newValue).booleanValue());
 				return;
 			case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
 				setInStructuredNode((StructuredActivityNode) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__ACTIVITY :
 				setActivity((Activity) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__OUTGOING :
 				getOutgoings().clear();
 				getOutgoings().addAll(
 					(Collection<? extends ActivityEdge>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__INCOMING :
 				getIncomings().clear();
 				getIncomings().addAll(
 					(Collection<? extends ActivityEdge>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__IN_PARTITION :
 				getInPartitions().clear();
 				getInPartitions().addAll(
 					(Collection<? extends ActivityPartition>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
 				getInInterruptibleRegions().clear();
 				getInInterruptibleRegions()
 					.addAll(
 						(Collection<? extends InterruptibleActivityRegion>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__REDEFINED_NODE :
 				getRedefinedNodes().clear();
 				getRedefinedNodes().addAll(
 					(Collection<? extends ActivityNode>) newValue);
 				return;
 			case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
 				setIsCombineDuplicate(((Boolean) newValue).booleanValue());
 				return;
 			case UMLPackage.JOIN_NODE__JOIN_SPEC :
 				setJoinSpec((ValueSpecification) newValue);
 				return;
 		}
 		eDynamicSet(featureID, newValue);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public void eUnset(int featureID) {
 		switch (featureID) {
 			case UMLPackage.JOIN_NODE__EANNOTATIONS :
 				getEAnnotations().clear();
 				return;
 			case UMLPackage.JOIN_NODE__OWNED_COMMENT :
 				getOwnedComments().clear();
 				return;
 			case UMLPackage.JOIN_NODE__NAME :
 				unsetName();
 				return;
 			case UMLPackage.JOIN_NODE__VISIBILITY :
 				unsetVisibility();
 				return;
 			case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
 				getClientDependencies().clear();
 				return;
 			case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
 				setNameExpression((StringExpression) null);
 				return;
 			case UMLPackage.JOIN_NODE__IS_LEAF :
 				setIsLeaf(IS_LEAF_EDEFAULT);
 				return;
 			case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
 				setInStructuredNode((StructuredActivityNode) null);
 				return;
 			case UMLPackage.JOIN_NODE__ACTIVITY :
 				setActivity((Activity) null);
 				return;
 			case UMLPackage.JOIN_NODE__OUTGOING :
 				getOutgoings().clear();
 				return;
 			case UMLPackage.JOIN_NODE__INCOMING :
 				getIncomings().clear();
 				return;
 			case UMLPackage.JOIN_NODE__IN_PARTITION :
 				getInPartitions().clear();
 				return;
 			case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
 				getInInterruptibleRegions().clear();
 				return;
 			case UMLPackage.JOIN_NODE__REDEFINED_NODE :
 				getRedefinedNodes().clear();
 				return;
 			case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
 				setIsCombineDuplicate(IS_COMBINE_DUPLICATE_EDEFAULT);
 				return;
 			case UMLPackage.JOIN_NODE__JOIN_SPEC :
 				setJoinSpec((ValueSpecification) null);
 				return;
 		}
 		eDynamicUnset(featureID);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 * @generated
 	 */
 	@Override
 	public boolean eIsSet(int featureID) {
 		switch (featureID) {
 			case UMLPackage.JOIN_NODE__EANNOTATIONS :
 				return eAnnotations != null && !eAnnotations.isEmpty();
 			case UMLPackage.JOIN_NODE__OWNED_ELEMENT :
 				return isSetOwnedElements();
 			case UMLPackage.JOIN_NODE__OWNER :
 				return isSetOwner();
 			case UMLPackage.JOIN_NODE__OWNED_COMMENT :
 				return ownedComments != null && !ownedComments.isEmpty();
 			case UMLPackage.JOIN_NODE__NAME :
 				return isSetName();
 			case UMLPackage.JOIN_NODE__VISIBILITY :
 				return isSetVisibility();
 			case UMLPackage.JOIN_NODE__QUALIFIED_NAME :
 				return QUALIFIED_NAME_EDEFAULT == null
 					? getQualifiedName() != null
 					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
 			case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
 				return clientDependencies != null
 					&& !clientDependencies.isEmpty();
 			case UMLPackage.JOIN_NODE__NAMESPACE :
 				return isSetNamespace();
 			case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
 				return nameExpression != null;
 			case UMLPackage.JOIN_NODE__IS_LEAF :
 				return ((eFlags & IS_LEAF_EFLAG) != 0) != IS_LEAF_EDEFAULT;
 			case UMLPackage.JOIN_NODE__REDEFINED_ELEMENT :
 				return isSetRedefinedElements();
 			case UMLPackage.JOIN_NODE__REDEFINITION_CONTEXT :
 				return isSetRedefinitionContexts();
 			case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
 				return basicGetInStructuredNode() != null;
 			case UMLPackage.JOIN_NODE__ACTIVITY :
 				return basicGetActivity() != null;
 			case UMLPackage.JOIN_NODE__OUTGOING :
 				return outgoings != null && !outgoings.isEmpty();
 			case UMLPackage.JOIN_NODE__INCOMING :
 				return incomings != null && !incomings.isEmpty();
 			case UMLPackage.JOIN_NODE__IN_PARTITION :
 				return inPartitions != null && !inPartitions.isEmpty();
 			case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
 				return inInterruptibleRegions != null
 					&& !inInterruptibleRegions.isEmpty();
 			case UMLPackage.JOIN_NODE__IN_GROUP :
 				return isSetInGroups();
 			case UMLPackage.JOIN_NODE__REDEFINED_NODE :
 				return redefinedNodes != null && !redefinedNodes.isEmpty();
 			case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
 				return ((eFlags & IS_COMBINE_DUPLICATE_EFLAG) != 0) != IS_COMBINE_DUPLICATE_EDEFAULT;
 			case UMLPackage.JOIN_NODE__JOIN_SPEC :
 				return joinSpec != null;
 		}
 		return eDynamicIsSet(featureID);
 	}

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

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

 	/**
 	 * 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.JOIN_NODE__OWNED_COMMENT,
 		UMLPackage.JOIN_NODE__NAME_EXPRESSION, UMLPackage.JOIN_NODE__JOIN_SPEC};

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

 } //JoinNodeImpl
	/*
	* 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: JoinNodeImpl.java,v 1.23 2006/12/14 15:49:30 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.uml.Activity;
	import org.eclipse.uml2.uml.ActivityEdge;
	import org.eclipse.uml2.uml.ActivityNode;
	import org.eclipse.uml2.uml.ActivityPartition;
	import org.eclipse.uml2.uml.Comment;
	import org.eclipse.uml2.uml.Dependency;
	import org.eclipse.uml2.uml.Element;
	import org.eclipse.uml2.uml.InterruptibleActivityRegion;
	import org.eclipse.uml2.uml.JoinNode;
	import org.eclipse.uml2.uml.StringExpression;
	import org.eclipse.uml2.uml.StructuredActivityNode;
	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.JoinNodeOperations;

	/**
	* <!-- begin-user-doc -->
	* An implementation of the model object '<em><b>Join Node</b></em>'.
	* <!-- end-user-doc -->
	* <p>
	* The following features are implemented:
	* <ul>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#getOwnedElements <em>Owned Element</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#isCombineDuplicate <em>Is Combine Duplicate</em>}</li>
	* <li>{@link org.eclipse.uml2.uml.internal.impl.JoinNodeImpl#getJoinSpec <em>Join Spec</em>}</li>
	* </ul>
	* </p>
	*
	* @generated
	*/
	public class JoinNodeImpl
	extends ControlNodeImpl
	implements JoinNode {

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

	/**
	* The flag representing the value of the '{@link #isCombineDuplicate() <em>Is Combine Duplicate</em>}' attribute.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @see #isCombineDuplicate()
	* @generated
	* @ordered
	*/
	protected static final int IS_COMBINE_DUPLICATE_EFLAG = 1 << 11;

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	protected JoinNodeImpl() {
	super();
	eFlags \|= IS_COMBINE_DUPLICATE_EFLAG;
	}

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

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

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

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

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

	boolean oldIsCombineDuplicate = (eFlags & IS_COMBINE_DUPLICATE_EFLAG) != 0;
	if (newIsCombineDuplicate)
	eFlags \|= IS_COMBINE_DUPLICATE_EFLAG;
	else
	eFlags &= ~IS_COMBINE_DUPLICATE_EFLAG;
	if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE,
	oldIsCombineDuplicate, newIsCombineDuplicate));

	}

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	public NotificationChain basicSetJoinSpec(ValueSpecification newJoinSpec,
	NotificationChain msgs) {
	ValueSpecification oldJoinSpec = joinSpec;
	joinSpec = newJoinSpec;
	if (eNotificationRequired()) {
	ENotificationImpl notification = new ENotificationImpl(this,
	Notification.SET, UMLPackage.JOIN_NODE__JOIN_SPEC, oldJoinSpec,
	newJoinSpec);
	if (msgs == null)
	msgs = notification;
	else
	msgs.add(notification);
	}

	return msgs;
	}

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

	if (newJoinSpec != joinSpec) {
	NotificationChain msgs = null;
	if (joinSpec != null)
	msgs = ((InternalEObject) joinSpec).eInverseRemove(this,
	EOPPOSITE_FEATURE_BASE - UMLPackage.JOIN_NODE__JOIN_SPEC,
	null, msgs);
	if (newJoinSpec != null)
	msgs = ((InternalEObject) newJoinSpec).eInverseAdd(this,
	EOPPOSITE_FEATURE_BASE - UMLPackage.JOIN_NODE__JOIN_SPEC,
	null, msgs);
	msgs = basicSetJoinSpec(newJoinSpec, msgs);
	if (msgs != null)
	msgs.dispatch();
	} else if (eNotificationRequired())
	eNotify(new ENotificationImpl(this, Notification.SET,
	UMLPackage.JOIN_NODE__JOIN_SPEC, newJoinSpec, newJoinSpec));

	}

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

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

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

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
	int featureID, NotificationChain msgs) {
	switch (featureID) {
	case UMLPackage.JOIN_NODE__EANNOTATIONS :
	return ((InternalEList<?>) getEAnnotations()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.JOIN_NODE__OWNED_COMMENT :
	return ((InternalEList<?>) getOwnedComments()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
	return ((InternalEList<?>) getClientDependencies())
	.basicRemove(otherEnd, msgs);
	case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
	return basicSetNameExpression(null, msgs);
	case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
	return basicSetInStructuredNode(null, msgs);
	case UMLPackage.JOIN_NODE__ACTIVITY :
	return basicSetActivity(null, msgs);
	case UMLPackage.JOIN_NODE__OUTGOING :
	return ((InternalEList<?>) getOutgoings()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.JOIN_NODE__INCOMING :
	return ((InternalEList<?>) getIncomings()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.JOIN_NODE__IN_PARTITION :
	return ((InternalEList<?>) getInPartitions()).basicRemove(
	otherEnd, msgs);
	case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
	return ((InternalEList<?>) getInInterruptibleRegions())
	.basicRemove(otherEnd, msgs);
	case UMLPackage.JOIN_NODE__JOIN_SPEC :
	return basicSetJoinSpec(null, 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.JOIN_NODE__EANNOTATIONS :
	return getEAnnotations();
	case UMLPackage.JOIN_NODE__OWNED_ELEMENT :
	return getOwnedElements();
	case UMLPackage.JOIN_NODE__OWNER :
	if (resolve)
	return getOwner();
	return basicGetOwner();
	case UMLPackage.JOIN_NODE__OWNED_COMMENT :
	return getOwnedComments();
	case UMLPackage.JOIN_NODE__NAME :
	return getName();
	case UMLPackage.JOIN_NODE__VISIBILITY :
	return getVisibility();
	case UMLPackage.JOIN_NODE__QUALIFIED_NAME :
	return getQualifiedName();
	case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
	return getClientDependencies();
	case UMLPackage.JOIN_NODE__NAMESPACE :
	if (resolve)
	return getNamespace();
	return basicGetNamespace();
	case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
	if (resolve)
	return getNameExpression();
	return basicGetNameExpression();
	case UMLPackage.JOIN_NODE__IS_LEAF :
	return isLeaf()
	? Boolean.TRUE
	: Boolean.FALSE;
	case UMLPackage.JOIN_NODE__REDEFINED_ELEMENT :
	return getRedefinedElements();
	case UMLPackage.JOIN_NODE__REDEFINITION_CONTEXT :
	return getRedefinitionContexts();
	case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
	if (resolve)
	return getInStructuredNode();
	return basicGetInStructuredNode();
	case UMLPackage.JOIN_NODE__ACTIVITY :
	if (resolve)
	return getActivity();
	return basicGetActivity();
	case UMLPackage.JOIN_NODE__OUTGOING :
	return getOutgoings();
	case UMLPackage.JOIN_NODE__INCOMING :
	return getIncomings();
	case UMLPackage.JOIN_NODE__IN_PARTITION :
	return getInPartitions();
	case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
	return getInInterruptibleRegions();
	case UMLPackage.JOIN_NODE__IN_GROUP :
	return getInGroups();
	case UMLPackage.JOIN_NODE__REDEFINED_NODE :
	return getRedefinedNodes();
	case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
	return isCombineDuplicate()
	? Boolean.TRUE
	: Boolean.FALSE;
	case UMLPackage.JOIN_NODE__JOIN_SPEC :
	if (resolve)
	return getJoinSpec();
	return basicGetJoinSpec();
	}
	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.JOIN_NODE__EANNOTATIONS :
	getEAnnotations().clear();
	getEAnnotations().addAll(
	(Collection<? extends EAnnotation>) newValue);
	return;
	case UMLPackage.JOIN_NODE__OWNED_COMMENT :
	getOwnedComments().clear();
	getOwnedComments().addAll(
	(Collection<? extends Comment>) newValue);
	return;
	case UMLPackage.JOIN_NODE__NAME :
	setName((String) newValue);
	return;
	case UMLPackage.JOIN_NODE__VISIBILITY :
	setVisibility((VisibilityKind) newValue);
	return;
	case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
	getClientDependencies().clear();
	getClientDependencies().addAll(
	(Collection<? extends Dependency>) newValue);
	return;
	case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
	setNameExpression((StringExpression) newValue);
	return;
	case UMLPackage.JOIN_NODE__IS_LEAF :
	setIsLeaf(((Boolean) newValue).booleanValue());
	return;
	case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
	setInStructuredNode((StructuredActivityNode) newValue);
	return;
	case UMLPackage.JOIN_NODE__ACTIVITY :
	setActivity((Activity) newValue);
	return;
	case UMLPackage.JOIN_NODE__OUTGOING :
	getOutgoings().clear();
	getOutgoings().addAll(
	(Collection<? extends ActivityEdge>) newValue);
	return;
	case UMLPackage.JOIN_NODE__INCOMING :
	getIncomings().clear();
	getIncomings().addAll(
	(Collection<? extends ActivityEdge>) newValue);
	return;
	case UMLPackage.JOIN_NODE__IN_PARTITION :
	getInPartitions().clear();
	getInPartitions().addAll(
	(Collection<? extends ActivityPartition>) newValue);
	return;
	case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
	getInInterruptibleRegions().clear();
	getInInterruptibleRegions()
	.addAll(
	(Collection<? extends InterruptibleActivityRegion>) newValue);
	return;
	case UMLPackage.JOIN_NODE__REDEFINED_NODE :
	getRedefinedNodes().clear();
	getRedefinedNodes().addAll(
	(Collection<? extends ActivityNode>) newValue);
	return;
	case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
	setIsCombineDuplicate(((Boolean) newValue).booleanValue());
	return;
	case UMLPackage.JOIN_NODE__JOIN_SPEC :
	setJoinSpec((ValueSpecification) newValue);
	return;
	}
	eDynamicSet(featureID, newValue);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public void eUnset(int featureID) {
	switch (featureID) {
	case UMLPackage.JOIN_NODE__EANNOTATIONS :
	getEAnnotations().clear();
	return;
	case UMLPackage.JOIN_NODE__OWNED_COMMENT :
	getOwnedComments().clear();
	return;
	case UMLPackage.JOIN_NODE__NAME :
	unsetName();
	return;
	case UMLPackage.JOIN_NODE__VISIBILITY :
	unsetVisibility();
	return;
	case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
	getClientDependencies().clear();
	return;
	case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
	setNameExpression((StringExpression) null);
	return;
	case UMLPackage.JOIN_NODE__IS_LEAF :
	setIsLeaf(IS_LEAF_EDEFAULT);
	return;
	case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
	setInStructuredNode((StructuredActivityNode) null);
	return;
	case UMLPackage.JOIN_NODE__ACTIVITY :
	setActivity((Activity) null);
	return;
	case UMLPackage.JOIN_NODE__OUTGOING :
	getOutgoings().clear();
	return;
	case UMLPackage.JOIN_NODE__INCOMING :
	getIncomings().clear();
	return;
	case UMLPackage.JOIN_NODE__IN_PARTITION :
	getInPartitions().clear();
	return;
	case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
	getInInterruptibleRegions().clear();
	return;
	case UMLPackage.JOIN_NODE__REDEFINED_NODE :
	getRedefinedNodes().clear();
	return;
	case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
	setIsCombineDuplicate(IS_COMBINE_DUPLICATE_EDEFAULT);
	return;
	case UMLPackage.JOIN_NODE__JOIN_SPEC :
	setJoinSpec((ValueSpecification) null);
	return;
	}
	eDynamicUnset(featureID);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	* @generated
	*/
	@Override
	public boolean eIsSet(int featureID) {
	switch (featureID) {
	case UMLPackage.JOIN_NODE__EANNOTATIONS :
	return eAnnotations != null && !eAnnotations.isEmpty();
	case UMLPackage.JOIN_NODE__OWNED_ELEMENT :
	return isSetOwnedElements();
	case UMLPackage.JOIN_NODE__OWNER :
	return isSetOwner();
	case UMLPackage.JOIN_NODE__OWNED_COMMENT :
	return ownedComments != null && !ownedComments.isEmpty();
	case UMLPackage.JOIN_NODE__NAME :
	return isSetName();
	case UMLPackage.JOIN_NODE__VISIBILITY :
	return isSetVisibility();
	case UMLPackage.JOIN_NODE__QUALIFIED_NAME :
	return QUALIFIED_NAME_EDEFAULT == null
	? getQualifiedName() != null
	: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
	case UMLPackage.JOIN_NODE__CLIENT_DEPENDENCY :
	return clientDependencies != null
	&& !clientDependencies.isEmpty();
	case UMLPackage.JOIN_NODE__NAMESPACE :
	return isSetNamespace();
	case UMLPackage.JOIN_NODE__NAME_EXPRESSION :
	return nameExpression != null;
	case UMLPackage.JOIN_NODE__IS_LEAF :
	return ((eFlags & IS_LEAF_EFLAG) != 0) != IS_LEAF_EDEFAULT;
	case UMLPackage.JOIN_NODE__REDEFINED_ELEMENT :
	return isSetRedefinedElements();
	case UMLPackage.JOIN_NODE__REDEFINITION_CONTEXT :
	return isSetRedefinitionContexts();
	case UMLPackage.JOIN_NODE__IN_STRUCTURED_NODE :
	return basicGetInStructuredNode() != null;
	case UMLPackage.JOIN_NODE__ACTIVITY :
	return basicGetActivity() != null;
	case UMLPackage.JOIN_NODE__OUTGOING :
	return outgoings != null && !outgoings.isEmpty();
	case UMLPackage.JOIN_NODE__INCOMING :
	return incomings != null && !incomings.isEmpty();
	case UMLPackage.JOIN_NODE__IN_PARTITION :
	return inPartitions != null && !inPartitions.isEmpty();
	case UMLPackage.JOIN_NODE__IN_INTERRUPTIBLE_REGION :
	return inInterruptibleRegions != null
	&& !inInterruptibleRegions.isEmpty();
	case UMLPackage.JOIN_NODE__IN_GROUP :
	return isSetInGroups();
	case UMLPackage.JOIN_NODE__REDEFINED_NODE :
	return redefinedNodes != null && !redefinedNodes.isEmpty();
	case UMLPackage.JOIN_NODE__IS_COMBINE_DUPLICATE :
	return ((eFlags & IS_COMBINE_DUPLICATE_EFLAG) != 0) != IS_COMBINE_DUPLICATE_EDEFAULT;
	case UMLPackage.JOIN_NODE__JOIN_SPEC :
	return joinSpec != null;
	}
	return eDynamicIsSet(featureID);
	}

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

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

	/**
	* 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.JOIN_NODE__OWNED_COMMENT,
	UMLPackage.JOIN_NODE__NAME_EXPRESSION, UMLPackage.JOIN_NODE__JOIN_SPEC};

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

	} //JoinNodeImpl