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/*
 * Copyright (c) 2012 - 2024 Data In Motion and others.
 * All rights reserved. 
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * 
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *      Mark Hoffmann - initial API and implementation
 */
package org.omg.bpmn.bpmn2.impl;

import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.omg.bpmn.bpmn2.Bpmn2Package;
import org.omg.bpmn.bpmn2.ConversationAssociation;
import org.omg.bpmn.bpmn2.ConversationNode;

/**
 * 
 * An implementation of the model object 'Conversation Association'.
 * 
 * 
 * The following features are implemented:
 * 
 * 
 *   {@link org.omg.bpmn.bpmn2.impl.ConversationAssociationImpl#getInnerConversationNodeRef Inner Conversation Node Ref}
 *   {@link org.omg.bpmn.bpmn2.impl.ConversationAssociationImpl#getOuterConversationNodeRef Outer Conversation Node Ref}
 * 
 *
 * @generated
 */
public class ConversationAssociationImpl extends BaseElementImpl implements ConversationAssociation {
	/**
	 * The cached value of the '{@link #getInnerConversationNodeRef() Inner Conversation Node Ref}' reference.
	 * 
	 * 
	 * @see #getInnerConversationNodeRef()
	 * @generated
	 * @ordered
	 */
	protected ConversationNode innerConversationNodeRef;

	/**
	 * The cached value of the '{@link #getOuterConversationNodeRef() Outer Conversation Node Ref}' reference.
	 * 
	 * 
	 * @see #getOuterConversationNodeRef()
	 * @generated
	 * @ordered
	 */
	protected ConversationNode outerConversationNodeRef;

	/**
	 * 
	 * 
	 * @generated
	 */
	protected ConversationAssociationImpl() {
		super();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return Bpmn2Package.eINSTANCE.getConversationAssociation();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public ConversationNode getInnerConversationNodeRef() {
		if (innerConversationNodeRef != null && innerConversationNodeRef.eIsProxy()) {
			InternalEObject oldInnerConversationNodeRef = (InternalEObject)innerConversationNodeRef;
			innerConversationNodeRef = (ConversationNode)eResolveProxy(oldInnerConversationNodeRef);
			if (innerConversationNodeRef != oldInnerConversationNodeRef) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF, oldInnerConversationNodeRef, innerConversationNodeRef));
			}
		}
		return innerConversationNodeRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public ConversationNode basicGetInnerConversationNodeRef() {
		return innerConversationNodeRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setInnerConversationNodeRef(ConversationNode newInnerConversationNodeRef) {
		ConversationNode oldInnerConversationNodeRef = innerConversationNodeRef;
		innerConversationNodeRef = newInnerConversationNodeRef;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF, oldInnerConversationNodeRef, innerConversationNodeRef));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public ConversationNode getOuterConversationNodeRef() {
		if (outerConversationNodeRef != null && outerConversationNodeRef.eIsProxy()) {
			InternalEObject oldOuterConversationNodeRef = (InternalEObject)outerConversationNodeRef;
			outerConversationNodeRef = (ConversationNode)eResolveProxy(oldOuterConversationNodeRef);
			if (outerConversationNodeRef != oldOuterConversationNodeRef) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF, oldOuterConversationNodeRef, outerConversationNodeRef));
			}
		}
		return outerConversationNodeRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public ConversationNode basicGetOuterConversationNodeRef() {
		return outerConversationNodeRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setOuterConversationNodeRef(ConversationNode newOuterConversationNodeRef) {
		ConversationNode oldOuterConversationNodeRef = outerConversationNodeRef;
		outerConversationNodeRef = newOuterConversationNodeRef;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF, oldOuterConversationNodeRef, outerConversationNodeRef));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF:
				if (resolve) return getInnerConversationNodeRef();
				return basicGetInnerConversationNodeRef();
			case Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF:
				if (resolve) return getOuterConversationNodeRef();
				return basicGetOuterConversationNodeRef();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF:
				setInnerConversationNodeRef((ConversationNode)newValue);
				return;
			case Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF:
				setOuterConversationNodeRef((ConversationNode)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF:
				setInnerConversationNodeRef((ConversationNode)null);
				return;
			case Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF:
				setOuterConversationNodeRef((ConversationNode)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case Bpmn2Package.CONVERSATION_ASSOCIATION__INNER_CONVERSATION_NODE_REF:
				return innerConversationNodeRef != null;
			case Bpmn2Package.CONVERSATION_ASSOCIATION__OUTER_CONVERSATION_NODE_REF:
				return outerConversationNodeRef != null;
		}
		return super.eIsSet(featureID);
	}

} //ConversationAssociationImpl