/**
 * <copyright>
 * Copyright (c) 2009, 2010 Open Canarias, S.L.
 * 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:
 *     Adolfo Sanchez-Barbudo Herrera - Initial API and implementation
 * 
 * </copyright>
 */
package org.eclipse.modisco.omg.gastm.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.modisco.omg.gastm.GASTMPackage;
import org.eclipse.modisco.omg.gastm.IncludeUnit;
import org.eclipse.modisco.omg.gastm.SourceFileReference;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Include Unit</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.modisco.omg.gastm.impl.IncludeUnitImpl#getFile <em>File</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class IncludeUnitImpl extends PreprocessorElementImpl implements IncludeUnit {
	/**
	 * The cached value of the '{@link #getFile() <em>File</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFile()
	 * @generated
	 * @ordered
	 */
	protected SourceFileReference file;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected IncludeUnitImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return GASTMPackage.eINSTANCE.getIncludeUnit();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public SourceFileReference getFile() {
		return file;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetFile(SourceFileReference newFile, NotificationChain msgs) {
		SourceFileReference oldFile = file;
		file = newFile;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, GASTMPackage.INCLUDE_UNIT__FILE, oldFile, newFile);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setFile(SourceFileReference newFile) {
		if (newFile != file) {
			NotificationChain msgs = null;
			if (file != null)
				msgs = ((InternalEObject)file).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - GASTMPackage.INCLUDE_UNIT__FILE, null, msgs);
			if (newFile != null)
				msgs = ((InternalEObject)newFile).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - GASTMPackage.INCLUDE_UNIT__FILE, null, msgs);
			msgs = basicSetFile(newFile, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, GASTMPackage.INCLUDE_UNIT__FILE, newFile, newFile));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case GASTMPackage.INCLUDE_UNIT__FILE:
				return basicSetFile(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case GASTMPackage.INCLUDE_UNIT__FILE:
				return getFile();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case GASTMPackage.INCLUDE_UNIT__FILE:
				setFile((SourceFileReference)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case GASTMPackage.INCLUDE_UNIT__FILE:
				setFile((SourceFileReference)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case GASTMPackage.INCLUDE_UNIT__FILE:
				return file != null;
		}
		return super.eIsSet(featureID);
	}

} //IncludeUnitImpl