/*******************************************************************************
 * Copyright (c) 2008-2011 Chair for Applied Software Engineering,
 * Technische Universitaet Muenchen.
 * 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:
 ******************************************************************************/
package org.eclipse.emf.emfstore.server.model.versioning.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.emfstore.server.model.versioning.PrimaryVersionSpec;
import org.eclipse.emf.emfstore.server.model.versioning.VersioningPackage;

/**
 * <!-- begin-user-doc --> An implementation of the model object ' <em><b>Primary Version Spec</b></em>'. <!--
 * end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.emf.emfstore.server.model.versioning.impl.PrimaryVersionSpecImpl#getIdentifier <em>Identifier</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class PrimaryVersionSpecImpl extends EObjectImpl implements PrimaryVersionSpec {
	/**
	 * The default value of the '{@link #getIdentifier() <em>Identifier</em>}' attribute.
	 * <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * @see #getIdentifier()
	 * @generated
	 * @ordered
	 */
	protected static final int IDENTIFIER_EDEFAULT = 0;

	/**
	 * The cached value of the '{@link #getIdentifier() <em>Identifier</em>}' attribute.
	 * <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * @see #getIdentifier()
	 * @generated
	 * @ordered
	 */
	protected int identifier = IDENTIFIER_EDEFAULT;

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

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

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public int getIdentifier() {
		return identifier;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setIdentifier(int newIdentifier) {
		int oldIdentifier = identifier;
		identifier = newIdentifier;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, VersioningPackage.PRIMARY_VERSION_SPEC__IDENTIFIER, oldIdentifier, identifier));
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case VersioningPackage.PRIMARY_VERSION_SPEC__IDENTIFIER:
				return getIdentifier();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case VersioningPackage.PRIMARY_VERSION_SPEC__IDENTIFIER:
				setIdentifier((Integer)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case VersioningPackage.PRIMARY_VERSION_SPEC__IDENTIFIER:
				setIdentifier(IDENTIFIER_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case VersioningPackage.PRIMARY_VERSION_SPEC__IDENTIFIER:
				return identifier != IDENTIFIER_EDEFAULT;
		}
		return super.eIsSet(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(" (identifier: ");
		result.append(identifier);
		result.append(')');
		return result.toString();
	}

	@Override
	public boolean equals(Object object) {
		if (object instanceof PrimaryVersionSpec) {
			PrimaryVersionSpec otherPrimaryVersionSpec = (PrimaryVersionSpec) object;
			return this.getIdentifier() == otherPrimaryVersionSpec.getIdentifier();
		} else {
			return false;
		}
	}

	public int compareTo(PrimaryVersionSpec o) {
		if (this.equals(o)) {
			return 0;
		} else if (this.getIdentifier() < o.getIdentifier()) {
			return -1;
		} else {
			return 1;
		}
	}

} // PrimaryVersionSpecImpl