/*
 * Copyright (c) 2005, 2016 IBM Corporation, CEA, 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
 *   Kenn Hussey - 286329, 323181
 *   Kenn Hussey (CEA) - 327039, 351774, 418466, 451350, 485756
 *
 */
package org.eclipse.uml2.uml.internal.impl;

import java.lang.reflect.InvocationTargetException;
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.EObjectWithInverseResolvingEList;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.util.InternalEList;

import org.eclipse.uml2.common.util.CacheAdapter;
import org.eclipse.uml2.common.util.DerivedUnionEObjectEList;

import org.eclipse.uml2.uml.Comment;
import org.eclipse.uml2.uml.ConnectableElement;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Interaction;
import org.eclipse.uml2.uml.InteractionFragment;
import org.eclipse.uml2.uml.Lifeline;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.Namespace;
import org.eclipse.uml2.uml.PartDecomposition;
import org.eclipse.uml2.uml.Stereotype;
import org.eclipse.uml2.uml.StringExpression;
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.LifelineOperations;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Lifeline</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getNamespace <em>Namespace</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getOwnedElements <em>Owned Element</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getDecomposedAs <em>Decomposed As</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getInteraction <em>Interaction</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getRepresents <em>Represents</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getSelector <em>Selector</em>}</li>
 *   <li>{@link org.eclipse.uml2.uml.internal.impl.LifelineImpl#getCoveredBys <em>Covered By</em>}</li>
 * </ul>
 *
 * @generated
 */
public class LifelineImpl
		extends NamedElementImpl
		implements Lifeline {

	/**
	 * The cached value of the '{@link #getDecomposedAs() <em>Decomposed As</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getDecomposedAs()
	 * @generated
	 * @ordered
	 */
	protected PartDecomposition decomposedAs;

	/**
	 * The cached value of the '{@link #getRepresents() <em>Represents</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getRepresents()
	 * @generated
	 * @ordered
	 */
	protected ConnectableElement represents;

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

	/**
	 * The cached value of the '{@link #getCoveredBys() <em>Covered By</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getCoveredBys()
	 * @generated
	 * @ordered
	 */
	protected EList<InteractionFragment> coveredBys;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	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.LIFELINE__OWNED_ELEMENT,
						OWNED_ELEMENT_ESUBSETS));
			}
			return ownedElements;
		}
		return new DerivedUnionEObjectEList<Element>(Element.class, this,
			UMLPackage.LIFELINE__OWNED_ELEMENT, OWNED_ELEMENT_ESUBSETS);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ConnectableElement getRepresents() {
		if (represents != null && represents.eIsProxy()) {
			InternalEObject oldRepresents = (InternalEObject) represents;
			represents = (ConnectableElement) eResolveProxy(oldRepresents);
			if (represents != oldRepresents) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
						UMLPackage.LIFELINE__REPRESENTS, oldRepresents,
						represents));
			}
		}
		return represents;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ConnectableElement basicGetRepresents() {
		return represents;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setRepresents(ConnectableElement newRepresents) {
		ConnectableElement oldRepresents = represents;
		represents = newRepresents;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				UMLPackage.LIFELINE__REPRESENTS, oldRepresents, represents));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetInteraction(Interaction newInteraction,
			NotificationChain msgs) {
		msgs = eBasicSetContainer((InternalEObject) newInteraction,
			UMLPackage.LIFELINE__INTERACTION, msgs);
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setInteraction(Interaction newInteraction) {
		if (newInteraction != eInternalContainer()
			|| (eContainerFeatureID() != UMLPackage.LIFELINE__INTERACTION
				&& newInteraction != null)) {
			if (EcoreUtil.isAncestor(this, newInteraction))
				throw new IllegalArgumentException(
					"Recursive containment not allowed for " + toString()); //$NON-NLS-1$
			NotificationChain msgs = null;
			if (eInternalContainer() != null)
				msgs = eBasicRemoveFromContainer(msgs);
			if (newInteraction != null)
				msgs = ((InternalEObject) newInteraction).eInverseAdd(this,
					UMLPackage.INTERACTION__LIFELINE, Interaction.class, msgs);
			msgs = basicSetInteraction(newInteraction, msgs);
			if (msgs != null)
				msgs.dispatch();
		} else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				UMLPackage.LIFELINE__INTERACTION, newInteraction,
				newInteraction));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetSelector(ValueSpecification newSelector,
			NotificationChain msgs) {
		ValueSpecification oldSelector = selector;
		selector = newSelector;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this,
				Notification.SET, UMLPackage.LIFELINE__SELECTOR, oldSelector,
				newSelector);
			if (msgs == null)
				msgs = notification;
			else
				msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setSelector(ValueSpecification newSelector) {
		if (newSelector != selector) {
			NotificationChain msgs = null;
			if (selector != null)
				msgs = ((InternalEObject) selector).eInverseRemove(this,
					EOPPOSITE_FEATURE_BASE - UMLPackage.LIFELINE__SELECTOR,
					null, msgs);
			if (newSelector != null)
				msgs = ((InternalEObject) newSelector).eInverseAdd(this,
					EOPPOSITE_FEATURE_BASE - UMLPackage.LIFELINE__SELECTOR,
					null, msgs);
			msgs = basicSetSelector(newSelector, msgs);
			if (msgs != null)
				msgs.dispatch();
		} else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				UMLPackage.LIFELINE__SELECTOR, newSelector, newSelector));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public PartDecomposition getDecomposedAs() {
		if (decomposedAs != null && decomposedAs.eIsProxy()) {
			InternalEObject oldDecomposedAs = (InternalEObject) decomposedAs;
			decomposedAs = (PartDecomposition) eResolveProxy(oldDecomposedAs);
			if (decomposedAs != oldDecomposedAs) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
						UMLPackage.LIFELINE__DECOMPOSED_AS, oldDecomposedAs,
						decomposedAs));
			}
		}
		return decomposedAs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public PartDecomposition basicGetDecomposedAs() {
		return decomposedAs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setDecomposedAs(PartDecomposition newDecomposedAs) {
		PartDecomposition oldDecomposedAs = decomposedAs;
		decomposedAs = newDecomposedAs;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				UMLPackage.LIFELINE__DECOMPOSED_AS, oldDecomposedAs,
				decomposedAs));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<InteractionFragment> getCoveredBys() {
		if (coveredBys == null) {
			coveredBys = new EObjectWithInverseResolvingEList.ManyInverse<InteractionFragment>(
				InteractionFragment.class, this,
				UMLPackage.LIFELINE__COVERED_BY,
				UMLPackage.INTERACTION_FRAGMENT__COVERED);
		}
		return coveredBys;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public InteractionFragment getCoveredBy(String name, boolean ignoreCase,
			EClass eClass) {
		coveredByLoop : for (InteractionFragment coveredBy : getCoveredBys()) {
			if (eClass != null && !eClass.isInstance(coveredBy))
				continue coveredByLoop;
			if (name != null && !(ignoreCase
				? name.equalsIgnoreCase(coveredBy.getName())
				: name.equals(coveredBy.getName())))
				continue coveredByLoop;
			return coveredBy;
		}
		return null;
	}

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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd,
			int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UMLPackage.LIFELINE__EANNOTATIONS :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getEAnnotations())
					.basicAdd(otherEnd, msgs);
			case UMLPackage.LIFELINE__INTERACTION :
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetInteraction((Interaction) otherEnd, msgs);
			case UMLPackage.LIFELINE__COVERED_BY :
				return ((InternalEList<InternalEObject>) (InternalEList<?>) getCoveredBys())
					.basicAdd(otherEnd, msgs);
		}
		return eDynamicInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd,
			int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UMLPackage.LIFELINE__EANNOTATIONS :
				return ((InternalEList<?>) getEAnnotations())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.LIFELINE__OWNED_COMMENT :
				return ((InternalEList<?>) getOwnedComments())
					.basicRemove(otherEnd, msgs);
			case UMLPackage.LIFELINE__NAME_EXPRESSION :
				return basicSetNameExpression(null, msgs);
			case UMLPackage.LIFELINE__INTERACTION :
				return basicSetInteraction(null, msgs);
			case UMLPackage.LIFELINE__SELECTOR :
				return basicSetSelector(null, msgs);
			case UMLPackage.LIFELINE__COVERED_BY :
				return ((InternalEList<?>) getCoveredBys())
					.basicRemove(otherEnd, msgs);
		}
		return eDynamicInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eBasicRemoveFromContainerFeature(
			NotificationChain msgs) {
		switch (eContainerFeatureID()) {
			case UMLPackage.LIFELINE__INTERACTION :
				return eInternalContainer().eInverseRemove(this,
					UMLPackage.INTERACTION__LIFELINE, Interaction.class, msgs);
		}
		return eDynamicBasicRemoveFromContainer(msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case UMLPackage.LIFELINE__EANNOTATIONS :
				return getEAnnotations();
			case UMLPackage.LIFELINE__OWNED_COMMENT :
				return getOwnedComments();
			case UMLPackage.LIFELINE__OWNED_ELEMENT :
				return getOwnedElements();
			case UMLPackage.LIFELINE__OWNER :
				if (resolve)
					return getOwner();
				return basicGetOwner();
			case UMLPackage.LIFELINE__CLIENT_DEPENDENCY :
				return getClientDependencies();
			case UMLPackage.LIFELINE__NAME :
				return getName();
			case UMLPackage.LIFELINE__NAME_EXPRESSION :
				if (resolve)
					return getNameExpression();
				return basicGetNameExpression();
			case UMLPackage.LIFELINE__NAMESPACE :
				if (resolve)
					return getNamespace();
				return basicGetNamespace();
			case UMLPackage.LIFELINE__QUALIFIED_NAME :
				return getQualifiedName();
			case UMLPackage.LIFELINE__VISIBILITY :
				return getVisibility();
			case UMLPackage.LIFELINE__DECOMPOSED_AS :
				if (resolve)
					return getDecomposedAs();
				return basicGetDecomposedAs();
			case UMLPackage.LIFELINE__INTERACTION :
				if (resolve)
					return getInteraction();
				return basicGetInteraction();
			case UMLPackage.LIFELINE__REPRESENTS :
				if (resolve)
					return getRepresents();
				return basicGetRepresents();
			case UMLPackage.LIFELINE__SELECTOR :
				if (resolve)
					return getSelector();
				return basicGetSelector();
			case UMLPackage.LIFELINE__COVERED_BY :
				return getCoveredBys();
		}
		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.LIFELINE__EANNOTATIONS :
				getEAnnotations().clear();
				getEAnnotations()
					.addAll((Collection<? extends EAnnotation>) newValue);
				return;
			case UMLPackage.LIFELINE__OWNED_COMMENT :
				getOwnedComments().clear();
				getOwnedComments()
					.addAll((Collection<? extends Comment>) newValue);
				return;
			case UMLPackage.LIFELINE__NAME :
				setName((String) newValue);
				return;
			case UMLPackage.LIFELINE__NAME_EXPRESSION :
				setNameExpression((StringExpression) newValue);
				return;
			case UMLPackage.LIFELINE__VISIBILITY :
				setVisibility((VisibilityKind) newValue);
				return;
			case UMLPackage.LIFELINE__DECOMPOSED_AS :
				setDecomposedAs((PartDecomposition) newValue);
				return;
			case UMLPackage.LIFELINE__INTERACTION :
				setInteraction((Interaction) newValue);
				return;
			case UMLPackage.LIFELINE__REPRESENTS :
				setRepresents((ConnectableElement) newValue);
				return;
			case UMLPackage.LIFELINE__SELECTOR :
				setSelector((ValueSpecification) newValue);
				return;
			case UMLPackage.LIFELINE__COVERED_BY :
				getCoveredBys().clear();
				getCoveredBys().addAll(
					(Collection<? extends InteractionFragment>) newValue);
				return;
		}
		eDynamicSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case UMLPackage.LIFELINE__EANNOTATIONS :
				getEAnnotations().clear();
				return;
			case UMLPackage.LIFELINE__OWNED_COMMENT :
				getOwnedComments().clear();
				return;
			case UMLPackage.LIFELINE__NAME :
				unsetName();
				return;
			case UMLPackage.LIFELINE__NAME_EXPRESSION :
				setNameExpression((StringExpression) null);
				return;
			case UMLPackage.LIFELINE__VISIBILITY :
				unsetVisibility();
				return;
			case UMLPackage.LIFELINE__DECOMPOSED_AS :
				setDecomposedAs((PartDecomposition) null);
				return;
			case UMLPackage.LIFELINE__INTERACTION :
				setInteraction((Interaction) null);
				return;
			case UMLPackage.LIFELINE__REPRESENTS :
				setRepresents((ConnectableElement) null);
				return;
			case UMLPackage.LIFELINE__SELECTOR :
				setSelector((ValueSpecification) null);
				return;
			case UMLPackage.LIFELINE__COVERED_BY :
				getCoveredBys().clear();
				return;
		}
		eDynamicUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case UMLPackage.LIFELINE__EANNOTATIONS :
				return eAnnotations != null && !eAnnotations.isEmpty();
			case UMLPackage.LIFELINE__OWNED_COMMENT :
				return ownedComments != null && !ownedComments.isEmpty();
			case UMLPackage.LIFELINE__OWNED_ELEMENT :
				return isSetOwnedElements();
			case UMLPackage.LIFELINE__OWNER :
				return isSetOwner();
			case UMLPackage.LIFELINE__CLIENT_DEPENDENCY :
				return !getClientDependencies().isEmpty();
			case UMLPackage.LIFELINE__NAME :
				return isSetName();
			case UMLPackage.LIFELINE__NAME_EXPRESSION :
				return nameExpression != null;
			case UMLPackage.LIFELINE__NAMESPACE :
				return isSetNamespace();
			case UMLPackage.LIFELINE__QUALIFIED_NAME :
				return QUALIFIED_NAME_EDEFAULT == null
					? getQualifiedName() != null
					: !QUALIFIED_NAME_EDEFAULT.equals(getQualifiedName());
			case UMLPackage.LIFELINE__VISIBILITY :
				return isSetVisibility();
			case UMLPackage.LIFELINE__DECOMPOSED_AS :
				return decomposedAs != null;
			case UMLPackage.LIFELINE__INTERACTION :
				return basicGetInteraction() != null;
			case UMLPackage.LIFELINE__REPRESENTS :
				return represents != null;
			case UMLPackage.LIFELINE__SELECTOR :
				return selector != null;
			case UMLPackage.LIFELINE__COVERED_BY :
				return coveredBys != null && !coveredBys.isEmpty();
		}
		return eDynamicIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	@SuppressWarnings("unchecked")
	public Object eInvoke(int operationID, EList<?> arguments)
			throws InvocationTargetException {
		switch (operationID) {
			case UMLPackage.LIFELINE___GET_EANNOTATION__STRING :
				return getEAnnotation((String) arguments.get(0));
			case UMLPackage.LIFELINE___VALIDATE_HAS_OWNER__DIAGNOSTICCHAIN_MAP :
				return validateHasOwner((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_NOT_OWN_SELF__DIAGNOSTICCHAIN_MAP :
				return validateNotOwnSelf((DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___ADD_KEYWORD__STRING :
				return addKeyword((String) arguments.get(0));
			case UMLPackage.LIFELINE___APPLY_STEREOTYPE__STEREOTYPE :
				return applyStereotype((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___CREATE_EANNOTATION__STRING :
				return createEAnnotation((String) arguments.get(0));
			case UMLPackage.LIFELINE___DESTROY :
				destroy();
				return null;
			case UMLPackage.LIFELINE___GET_KEYWORDS :
				return getKeywords();
			case UMLPackage.LIFELINE___GET_APPLICABLE_STEREOTYPE__STRING :
				return getApplicableStereotype((String) arguments.get(0));
			case UMLPackage.LIFELINE___GET_APPLICABLE_STEREOTYPES :
				return getApplicableStereotypes();
			case UMLPackage.LIFELINE___GET_APPLIED_STEREOTYPE__STRING :
				return getAppliedStereotype((String) arguments.get(0));
			case UMLPackage.LIFELINE___GET_APPLIED_STEREOTYPES :
				return getAppliedStereotypes();
			case UMLPackage.LIFELINE___GET_APPLIED_SUBSTEREOTYPE__STEREOTYPE_STRING :
				return getAppliedSubstereotype((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.LIFELINE___GET_APPLIED_SUBSTEREOTYPES__STEREOTYPE :
				return getAppliedSubstereotypes((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___GET_MODEL :
				return getModel();
			case UMLPackage.LIFELINE___GET_NEAREST_PACKAGE :
				return getNearestPackage();
			case UMLPackage.LIFELINE___GET_RELATIONSHIPS :
				return getRelationships();
			case UMLPackage.LIFELINE___GET_RELATIONSHIPS__ECLASS :
				return getRelationships((EClass) arguments.get(0));
			case UMLPackage.LIFELINE___GET_REQUIRED_STEREOTYPE__STRING :
				return getRequiredStereotype((String) arguments.get(0));
			case UMLPackage.LIFELINE___GET_REQUIRED_STEREOTYPES :
				return getRequiredStereotypes();
			case UMLPackage.LIFELINE___GET_SOURCE_DIRECTED_RELATIONSHIPS :
				return getSourceDirectedRelationships();
			case UMLPackage.LIFELINE___GET_SOURCE_DIRECTED_RELATIONSHIPS__ECLASS :
				return getSourceDirectedRelationships(
					(EClass) arguments.get(0));
			case UMLPackage.LIFELINE___GET_STEREOTYPE_APPLICATION__STEREOTYPE :
				return getStereotypeApplication((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___GET_STEREOTYPE_APPLICATIONS :
				return getStereotypeApplications();
			case UMLPackage.LIFELINE___GET_TARGET_DIRECTED_RELATIONSHIPS :
				return getTargetDirectedRelationships();
			case UMLPackage.LIFELINE___GET_TARGET_DIRECTED_RELATIONSHIPS__ECLASS :
				return getTargetDirectedRelationships(
					(EClass) arguments.get(0));
			case UMLPackage.LIFELINE___GET_VALUE__STEREOTYPE_STRING :
				return getValue((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.LIFELINE___HAS_KEYWORD__STRING :
				return hasKeyword((String) arguments.get(0));
			case UMLPackage.LIFELINE___HAS_VALUE__STEREOTYPE_STRING :
				return hasValue((Stereotype) arguments.get(0),
					(String) arguments.get(1));
			case UMLPackage.LIFELINE___IS_STEREOTYPE_APPLICABLE__STEREOTYPE :
				return isStereotypeApplicable((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___IS_STEREOTYPE_APPLIED__STEREOTYPE :
				return isStereotypeApplied((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___IS_STEREOTYPE_REQUIRED__STEREOTYPE :
				return isStereotypeRequired((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___REMOVE_KEYWORD__STRING :
				return removeKeyword((String) arguments.get(0));
			case UMLPackage.LIFELINE___SET_VALUE__STEREOTYPE_STRING_OBJECT :
				setValue((Stereotype) arguments.get(0),
					(String) arguments.get(1), arguments.get(2));
				return null;
			case UMLPackage.LIFELINE___UNAPPLY_STEREOTYPE__STEREOTYPE :
				return unapplyStereotype((Stereotype) arguments.get(0));
			case UMLPackage.LIFELINE___ALL_OWNED_ELEMENTS :
				return allOwnedElements();
			case UMLPackage.LIFELINE___MUST_BE_OWNED :
				return mustBeOwned();
			case UMLPackage.LIFELINE___VALIDATE_VISIBILITY_NEEDS_OWNERSHIP__DIAGNOSTICCHAIN_MAP :
				return validateVisibilityNeedsOwnership(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_HAS_QUALIFIED_NAME__DIAGNOSTICCHAIN_MAP :
				return validateHasQualifiedName(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_HAS_NO_QUALIFIED_NAME__DIAGNOSTICCHAIN_MAP :
				return validateHasNoQualifiedName(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___CREATE_DEPENDENCY__NAMEDELEMENT :
				return createDependency((NamedElement) arguments.get(0));
			case UMLPackage.LIFELINE___CREATE_USAGE__NAMEDELEMENT :
				return createUsage((NamedElement) arguments.get(0));
			case UMLPackage.LIFELINE___GET_LABEL :
				return getLabel();
			case UMLPackage.LIFELINE___GET_LABEL__BOOLEAN :
				return getLabel((Boolean) arguments.get(0));
			case UMLPackage.LIFELINE___GET_NAMESPACE :
				return getNamespace();
			case UMLPackage.LIFELINE___ALL_NAMESPACES :
				return allNamespaces();
			case UMLPackage.LIFELINE___ALL_OWNING_PACKAGES :
				return allOwningPackages();
			case UMLPackage.LIFELINE___IS_DISTINGUISHABLE_FROM__NAMEDELEMENT_NAMESPACE :
				return isDistinguishableFrom((NamedElement) arguments.get(0),
					(Namespace) arguments.get(1));
			case UMLPackage.LIFELINE___GET_QUALIFIED_NAME :
				return getQualifiedName();
			case UMLPackage.LIFELINE___SEPARATOR :
				return separator();
			case UMLPackage.LIFELINE___GET_CLIENT_DEPENDENCIES :
				return getClientDependencies();
			case UMLPackage.LIFELINE___VALIDATE_SELECTOR_SPECIFIED__DIAGNOSTICCHAIN_MAP :
				return validateSelectorSpecified(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_INTERACTION_USES_SHARE_LIFELINE__DIAGNOSTICCHAIN_MAP :
				return validateInteractionUsesShareLifeline(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_SAME_CLASSIFIER__DIAGNOSTICCHAIN_MAP :
				return validateSameClassifier(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
			case UMLPackage.LIFELINE___VALIDATE_SELECTOR_INT_OR_STRING__DIAGNOSTICCHAIN_MAP :
				return validateSelectorIntOrString(
					(DiagnosticChain) arguments.get(0),
					(Map<Object, Object>) arguments.get(1));
		}
		return eDynamicInvoke(operationID, arguments);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Namespace basicGetNamespace() {
		Interaction interaction = basicGetInteraction();
		if (interaction != null) {
			return interaction;
		}
		return super.basicGetNamespace();
	}

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

	/**
	 * 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.LIFELINE__OWNED_COMMENT,
		UMLPackage.LIFELINE__NAME_EXPRESSION, UMLPackage.LIFELINE__SELECTOR};

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

} //LifelineImpl