/*
 * 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: ObjectNodeImpl.java,v 1.5 2004/06/02 05:02:26 khussey Exp $
 */
package org.eclipse.uml2.impl;

import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;

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.EcoreEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.uml2.Activity;
import org.eclipse.uml2.Behavior;
import org.eclipse.uml2.ObjectNode;
import org.eclipse.uml2.ObjectNodeOrderingKind;
import org.eclipse.uml2.State;
import org.eclipse.uml2.StringExpression;
import org.eclipse.uml2.StructuredActivityNode;
import org.eclipse.uml2.TemplateSignature;
import org.eclipse.uml2.Type;
import org.eclipse.uml2.TypedElement;
import org.eclipse.uml2.UML2Package;
import org.eclipse.uml2.ValueSpecification;
import org.eclipse.uml2.VisibilityKind;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Object Node</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.uml2.impl.ObjectNodeImpl#getType <em>Type</em>}</li>
 *   <li>{@link org.eclipse.uml2.impl.ObjectNodeImpl#getOrdering <em>Ordering</em>}</li>
 *   <li>{@link org.eclipse.uml2.impl.ObjectNodeImpl#getUpperBound <em>Upper Bound</em>}</li>
 *   <li>{@link org.eclipse.uml2.impl.ObjectNodeImpl#getInStates <em>In State</em>}</li>
 *   <li>{@link org.eclipse.uml2.impl.ObjectNodeImpl#getSelection <em>Selection</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class ObjectNodeImpl extends ActivityNodeImpl implements ObjectNode {
	/**
	 * <!-- 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 #getType() <em>Type</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected Type type = null;

	/**
	 * The default value of the '{@link #getOrdering() <em>Ordering</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOrdering()
	 * @generated
	 * @ordered
	 */
	protected static final ObjectNodeOrderingKind ORDERING_EDEFAULT = ObjectNodeOrderingKind.FIFO_LITERAL;

	/**
	 * The cached value of the '{@link #getOrdering() <em>Ordering</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOrdering()
	 * @generated
	 * @ordered
	 */
	protected ObjectNodeOrderingKind ordering = ORDERING_EDEFAULT;

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

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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Type getType() {
		Type type = basicGetType();
		return type == null ? null : (Type)eResolveProxy((InternalEObject)type);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Type basicGetType() {
		return type;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setType(Type newType) {
		Type oldType = type;
		type = newType;
		if (eNotificationRequired()) {
			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.OBJECT_NODE__TYPE, oldType, type));
		}

	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ObjectNodeOrderingKind getOrdering() {
		return ordering;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setOrdering(ObjectNodeOrderingKind newOrdering) {
		ObjectNodeOrderingKind oldOrdering = ordering;
		ordering = newOrdering == null ? ORDERING_EDEFAULT : newOrdering;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.OBJECT_NODE__ORDERING, oldOrdering, ordering));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetUpperBound(ValueSpecification newUpperBound, NotificationChain msgs) {
		ValueSpecification oldUpperBound = upperBound;
		upperBound = newUpperBound;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UML2Package.OBJECT_NODE__UPPER_BOUND, oldUpperBound, newUpperBound);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setUpperBound(ValueSpecification newUpperBound) {
		if (newUpperBound != upperBound) {
			NotificationChain msgs = null;
			if (upperBound != null)
				msgs = ((InternalEObject)upperBound).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UML2Package.OBJECT_NODE__UPPER_BOUND, null, msgs);
			if (newUpperBound != null)
				msgs = ((InternalEObject)newUpperBound).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - UML2Package.OBJECT_NODE__UPPER_BOUND, null, msgs);
			msgs = basicSetUpperBound(newUpperBound, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.OBJECT_NODE__UPPER_BOUND, newUpperBound, newUpperBound));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ValueSpecification createUpperBound(EClass eClass) {
		ValueSpecification newUpperBound = (ValueSpecification) eClass.getEPackage().getEFactoryInstance().create(eClass);
		if (eNotificationRequired()) {
			eNotify(new ENotificationImpl(this, 0, UML2Package.OBJECT_NODE__UPPER_BOUND, null, newUpperBound));
		}
        setUpperBound(newUpperBound);
		return newUpperBound;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getInStates() {
		if (inState == null) {
			inState = new EObjectResolvingEList(State.class, this, UML2Package.OBJECT_NODE__IN_STATE);
		}
		return inState;
	}

    /**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
     */
    public State getInState(String unqualifiedName) {
    	for (Iterator i = getInStates().iterator(); i.hasNext(); ) {
    		State namedInState = (State) i.next();
    		
    		if (unqualifiedName.equals(namedInState.getName())) {
    			return namedInState;
    		}
    	}
    	
    	return null;
    }
      
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Behavior getSelection() {
		if (selection != null && selection.eIsProxy()) {
			Behavior oldSelection = selection;
			selection = (Behavior)eResolveProxy((InternalEObject)selection);
			if (selection != oldSelection) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, UML2Package.OBJECT_NODE__SELECTION, oldSelection, selection));
			}
		}
		return selection;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Behavior basicGetSelection() {
		return selection;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setSelection(Behavior newSelection) {
		Behavior oldSelection = selection;
		selection = newSelection;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UML2Package.OBJECT_NODE__SELECTION, oldSelection, selection));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getOwnedElements() {
		EList ownedElement = (EList) getCacheAdapter().get(this, UML2Package.eINSTANCE.getElement_OwnedElement());

		if (null == ownedElement) {
			Set union = new LinkedHashSet();
			union.addAll(super.getOwnedElements());
			if (null != getUpperBound()) {
				union.add(getUpperBound());
			}

			ownedElement = new EcoreEList.UnmodifiableEList(this, UML2Package.eINSTANCE.getElement_OwnedElement(), union.size(), union.toArray());
			getCacheAdapter().put(this, UML2Package.eINSTANCE.getElement_OwnedElement(), ownedElement);
		}

		return ownedElement;
	}

	/**
	 * <!-- 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.OBJECT_NODE__EANNOTATIONS:
					return ((InternalEList)getEAnnotations()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
					return ((InternalEList)getTemplateBindings()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
					if (ownedTemplateSignature != null)
						msgs = ((InternalEObject)ownedTemplateSignature).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE, null, msgs);
					return basicSetOwnedTemplateSignature((TemplateSignature)otherEnd, msgs);
				case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
					return ((InternalEList)getClientDependencies()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__OUTGOING:
					return ((InternalEList)getOutgoings()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__INCOMING:
					return ((InternalEList)getIncomings()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__ACTIVITY:
					if (eContainer != null)
						msgs = eBasicRemoveFromContainer(msgs);
					return eBasicSetContainer(otherEnd, UML2Package.OBJECT_NODE__ACTIVITY, msgs);
				case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
					if (eContainer != null)
						msgs = eBasicRemoveFromContainer(msgs);
					return eBasicSetContainer(otherEnd, UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE, msgs);
				case UML2Package.OBJECT_NODE__IN_PARTITION:
					return ((InternalEList)getInPartitions()).basicAdd(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
					return ((InternalEList)getInInterruptibleRegions()).basicAdd(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.OBJECT_NODE__EANNOTATIONS:
					return ((InternalEList)getEAnnotations()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__OWNED_COMMENT:
					return ((InternalEList)getOwnedComments()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
					return ((InternalEList)getTemplateBindings()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
					return basicSetOwnedTemplateSignature(null, msgs);
				case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
					return ((InternalEList)getClientDependencies()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__NAME_EXPRESSION:
					return basicSetNameExpression(null, msgs);
				case UML2Package.OBJECT_NODE__OUTGOING:
					return ((InternalEList)getOutgoings()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__INCOMING:
					return ((InternalEList)getIncomings()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__ACTIVITY:
					return eBasicSetContainer(null, UML2Package.OBJECT_NODE__ACTIVITY, msgs);
				case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
					return eBasicSetContainer(null, UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE, msgs);
				case UML2Package.OBJECT_NODE__IN_PARTITION:
					return ((InternalEList)getInPartitions()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
					return ((InternalEList)getInInterruptibleRegions()).basicRemove(otherEnd, msgs);
				case UML2Package.OBJECT_NODE__UPPER_BOUND:
					return basicSetUpperBound(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.OBJECT_NODE__ACTIVITY:
					return eContainer.eInverseRemove(this, UML2Package.ACTIVITY__NODE, Activity.class, msgs);
				case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
					return eContainer.eInverseRemove(this, UML2Package.STRUCTURED_ACTIVITY_NODE__CONTAINED_NODE, StructuredActivityNode.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.OBJECT_NODE__EANNOTATIONS:
				return getEAnnotations();
			case UML2Package.OBJECT_NODE__OWNED_ELEMENT:
				return getOwnedElements();
			case UML2Package.OBJECT_NODE__OWNER:
				if (resolve) return getOwner();
				return basicGetOwner();
			case UML2Package.OBJECT_NODE__OWNED_COMMENT:
				return getOwnedComments();
			case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
				return getTemplateBindings();
			case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
				return getOwnedTemplateSignature();
			case UML2Package.OBJECT_NODE__NAME:
				return getName();
			case UML2Package.OBJECT_NODE__QUALIFIED_NAME:
				return getQualifiedName();
			case UML2Package.OBJECT_NODE__VISIBILITY:
				return getVisibility();
			case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
				return getClientDependencies();
			case UML2Package.OBJECT_NODE__NAME_EXPRESSION:
				return getNameExpression();
			case UML2Package.OBJECT_NODE__REDEFINITION_CONTEXT:
				return getRedefinitionContexts();
			case UML2Package.OBJECT_NODE__IS_LEAF:
				return isLeaf() ? Boolean.TRUE : Boolean.FALSE;
			case UML2Package.OBJECT_NODE__OUTGOING:
				return getOutgoings();
			case UML2Package.OBJECT_NODE__INCOMING:
				return getIncomings();
			case UML2Package.OBJECT_NODE__IN_GROUP:
				return getInGroups();
			case UML2Package.OBJECT_NODE__ACTIVITY:
				return getActivity();
			case UML2Package.OBJECT_NODE__REDEFINED_ELEMENT:
				return getRedefinedElements();
			case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
				return getInStructuredNode();
			case UML2Package.OBJECT_NODE__IN_PARTITION:
				return getInPartitions();
			case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
				return getInInterruptibleRegions();
			case UML2Package.OBJECT_NODE__TYPE:
				if (resolve) return getType();
				return basicGetType();
			case UML2Package.OBJECT_NODE__ORDERING:
				return getOrdering();
			case UML2Package.OBJECT_NODE__UPPER_BOUND:
				return getUpperBound();
			case UML2Package.OBJECT_NODE__IN_STATE:
				return getInStates();
			case UML2Package.OBJECT_NODE__SELECTION:
				if (resolve) return getSelection();
				return basicGetSelection();
		}
		return eDynamicGet(eFeature, resolve);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eSet(EStructuralFeature eFeature, Object newValue) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case UML2Package.OBJECT_NODE__EANNOTATIONS:
				getEAnnotations().clear();
				getEAnnotations().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__OWNED_COMMENT:
				getOwnedComments().clear();
				getOwnedComments().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
				getTemplateBindings().clear();
				getTemplateBindings().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
				setOwnedTemplateSignature((TemplateSignature)newValue);
				return;
			case UML2Package.OBJECT_NODE__NAME:
				setName((String)newValue);
				return;
			case UML2Package.OBJECT_NODE__VISIBILITY:
				setVisibility((VisibilityKind)newValue);
				return;
			case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
				getClientDependencies().clear();
				getClientDependencies().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__NAME_EXPRESSION:
				setNameExpression((StringExpression)newValue);
				return;
			case UML2Package.OBJECT_NODE__IS_LEAF:
				setIsLeaf(((Boolean)newValue).booleanValue());
				return;
			case UML2Package.OBJECT_NODE__OUTGOING:
				getOutgoings().clear();
				getOutgoings().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__INCOMING:
				getIncomings().clear();
				getIncomings().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__ACTIVITY:
				setActivity((Activity)newValue);
				return;
			case UML2Package.OBJECT_NODE__REDEFINED_ELEMENT:
				getRedefinedElements().clear();
				getRedefinedElements().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
				setInStructuredNode((StructuredActivityNode)newValue);
				return;
			case UML2Package.OBJECT_NODE__IN_PARTITION:
				getInPartitions().clear();
				getInPartitions().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
				getInInterruptibleRegions().clear();
				getInInterruptibleRegions().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__TYPE:
				setType((Type)newValue);
				return;
			case UML2Package.OBJECT_NODE__ORDERING:
				setOrdering((ObjectNodeOrderingKind)newValue);
				return;
			case UML2Package.OBJECT_NODE__UPPER_BOUND:
				setUpperBound((ValueSpecification)newValue);
				return;
			case UML2Package.OBJECT_NODE__IN_STATE:
				getInStates().clear();
				getInStates().addAll((Collection)newValue);
				return;
			case UML2Package.OBJECT_NODE__SELECTION:
				setSelection((Behavior)newValue);
				return;
		}
		eDynamicSet(eFeature, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eUnset(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case UML2Package.OBJECT_NODE__EANNOTATIONS:
				getEAnnotations().clear();
				return;
			case UML2Package.OBJECT_NODE__OWNED_COMMENT:
				getOwnedComments().clear();
				return;
			case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
				getTemplateBindings().clear();
				return;
			case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
				setOwnedTemplateSignature((TemplateSignature)null);
				return;
			case UML2Package.OBJECT_NODE__NAME:
				setName(NAME_EDEFAULT);
				return;
			case UML2Package.OBJECT_NODE__VISIBILITY:
				setVisibility(VISIBILITY_EDEFAULT);
				return;
			case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
				getClientDependencies().clear();
				return;
			case UML2Package.OBJECT_NODE__NAME_EXPRESSION:
				setNameExpression((StringExpression)null);
				return;
			case UML2Package.OBJECT_NODE__IS_LEAF:
				setIsLeaf(IS_LEAF_EDEFAULT);
				return;
			case UML2Package.OBJECT_NODE__OUTGOING:
				getOutgoings().clear();
				return;
			case UML2Package.OBJECT_NODE__INCOMING:
				getIncomings().clear();
				return;
			case UML2Package.OBJECT_NODE__ACTIVITY:
				setActivity(null);
				return;
			case UML2Package.OBJECT_NODE__REDEFINED_ELEMENT:
				getRedefinedElements().clear();
				return;
			case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
				setInStructuredNode((StructuredActivityNode)null);
				return;
			case UML2Package.OBJECT_NODE__IN_PARTITION:
				getInPartitions().clear();
				return;
			case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
				getInInterruptibleRegions().clear();
				return;
			case UML2Package.OBJECT_NODE__TYPE:
				setType((Type)null);
				return;
			case UML2Package.OBJECT_NODE__ORDERING:
				setOrdering(ORDERING_EDEFAULT);
				return;
			case UML2Package.OBJECT_NODE__UPPER_BOUND:
				setUpperBound((ValueSpecification)null);
				return;
			case UML2Package.OBJECT_NODE__IN_STATE:
				getInStates().clear();
				return;
			case UML2Package.OBJECT_NODE__SELECTION:
				setSelection((Behavior)null);
				return;
		}
		eDynamicUnset(eFeature);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean eIsSet(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case UML2Package.OBJECT_NODE__EANNOTATIONS:
				return eAnnotations != null && !eAnnotations.isEmpty();
			case UML2Package.OBJECT_NODE__OWNED_ELEMENT:
				return !getOwnedElements().isEmpty();
			case UML2Package.OBJECT_NODE__OWNER:
				return basicGetOwner() != null;
			case UML2Package.OBJECT_NODE__OWNED_COMMENT:
				return ownedComment != null && !ownedComment.isEmpty();
			case UML2Package.OBJECT_NODE__TEMPLATE_BINDING:
				return templateBinding != null && !templateBinding.isEmpty();
			case UML2Package.OBJECT_NODE__OWNED_TEMPLATE_SIGNATURE:
				return ownedTemplateSignature != null;
			case UML2Package.OBJECT_NODE__NAME:
				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
			case UML2Package.OBJECT_NODE__QUALIFIED_NAME:
				return !"".equals(getQualifiedName()); //$NON-NLS-1$
			case UML2Package.OBJECT_NODE__VISIBILITY:
				return visibility != VISIBILITY_EDEFAULT;
			case UML2Package.OBJECT_NODE__CLIENT_DEPENDENCY:
				return clientDependency != null && !clientDependency.isEmpty();
			case UML2Package.OBJECT_NODE__NAME_EXPRESSION:
				return nameExpression != null;
			case UML2Package.OBJECT_NODE__REDEFINITION_CONTEXT:
				return !getRedefinitionContexts().isEmpty();
			case UML2Package.OBJECT_NODE__IS_LEAF:
				return isLeaf != IS_LEAF_EDEFAULT;
			case UML2Package.OBJECT_NODE__OUTGOING:
				return outgoing != null && !outgoing.isEmpty();
			case UML2Package.OBJECT_NODE__INCOMING:
				return incoming != null && !incoming.isEmpty();
			case UML2Package.OBJECT_NODE__IN_GROUP:
				return !getInGroups().isEmpty();
			case UML2Package.OBJECT_NODE__ACTIVITY:
				return getActivity() != null;
			case UML2Package.OBJECT_NODE__REDEFINED_ELEMENT:
				return redefinedElement != null && !redefinedElement.isEmpty();
			case UML2Package.OBJECT_NODE__IN_STRUCTURED_NODE:
				return getInStructuredNode() != null;
			case UML2Package.OBJECT_NODE__IN_PARTITION:
				return inPartition != null && !inPartition.isEmpty();
			case UML2Package.OBJECT_NODE__IN_INTERRUPTIBLE_REGION:
				return inInterruptibleRegion != null && !inInterruptibleRegion.isEmpty();
			case UML2Package.OBJECT_NODE__TYPE:
				return type != null;
			case UML2Package.OBJECT_NODE__ORDERING:
				return ordering != ORDERING_EDEFAULT;
			case UML2Package.OBJECT_NODE__UPPER_BOUND:
				return upperBound != null;
			case UML2Package.OBJECT_NODE__IN_STATE:
				return inState != null && !inState.isEmpty();
			case UML2Package.OBJECT_NODE__SELECTION:
				return selection != null;
		}
		return eDynamicIsSet(eFeature);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public int eBaseStructuralFeatureID(int derivedFeatureID, Class baseClass) {
		if (baseClass == TypedElement.class) {
			switch (derivedFeatureID) {
				case UML2Package.OBJECT_NODE__TYPE: return UML2Package.TYPED_ELEMENT__TYPE;
				default: return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public int eDerivedStructuralFeatureID(int baseFeatureID, Class baseClass) {
		if (baseClass == TypedElement.class) {
			switch (baseFeatureID) {
				case UML2Package.TYPED_ELEMENT__TYPE: return UML2Package.OBJECT_NODE__TYPE;
				default: return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

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

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (ordering: "); //$NON-NLS-1$
		result.append(ordering);
		result.append(')');
		return result.toString();
	}

} //ObjectNodeImpl