/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.mylyn.docs.epub.opf.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.mylyn.docs.epub.opf.OPFPackage;
import org.eclipse.mylyn.docs.epub.opf.Reference;
import org.eclipse.mylyn.docs.epub.opf.Type;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Reference</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.mylyn.docs.epub.opf.impl.ReferenceImpl#getType <em>Type</em>}</li>
 *   <li>{@link org.eclipse.mylyn.docs.epub.opf.impl.ReferenceImpl#getTitle <em>Title</em>}</li>
 *   <li>{@link org.eclipse.mylyn.docs.epub.opf.impl.ReferenceImpl#getHref <em>Href</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ReferenceImpl extends EObjectImpl implements Reference {
	/**
	 * The default value of the '{@link #getType() <em>Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected static final Type TYPE_EDEFAULT = Type.COVER;

	/**
	 * The cached value of the '{@link #getType() <em>Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected Type type = TYPE_EDEFAULT;

	/**
	 * This is true if the Type attribute has been set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected boolean typeESet;

	/**
	 * The default value of the '{@link #getTitle() <em>Title</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTitle()
	 * @generated
	 * @ordered
	 */
	protected static final String TITLE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getTitle() <em>Title</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTitle()
	 * @generated
	 * @ordered
	 */
	protected String title = TITLE_EDEFAULT;

	/**
	 * The default value of the '{@link #getHref() <em>Href</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getHref()
	 * @generated
	 * @ordered
	 */
	protected static final String HREF_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getHref() <em>Href</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getHref()
	 * @generated
	 * @ordered
	 */
	protected String href = HREF_EDEFAULT;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setType(Type newType) {
		Type oldType = type;
		type = newType == null ? TYPE_EDEFAULT : newType;
		boolean oldTypeESet = typeESet;
		typeESet = true;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OPFPackage.REFERENCE__TYPE, oldType, type, !oldTypeESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void unsetType() {
		Type oldType = type;
		boolean oldTypeESet = typeESet;
		type = TYPE_EDEFAULT;
		typeESet = false;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.UNSET, OPFPackage.REFERENCE__TYPE, oldType, TYPE_EDEFAULT, oldTypeESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isSetType() {
		return typeESet;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getTitle() {
		return title;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setTitle(String newTitle) {
		String oldTitle = title;
		title = newTitle;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OPFPackage.REFERENCE__TITLE, oldTitle, title));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getHref() {
		return href;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setHref(String newHref) {
		String oldHref = href;
		href = newHref;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OPFPackage.REFERENCE__HREF, oldHref, href));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case OPFPackage.REFERENCE__TYPE:
				return getType();
			case OPFPackage.REFERENCE__TITLE:
				return getTitle();
			case OPFPackage.REFERENCE__HREF:
				return getHref();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case OPFPackage.REFERENCE__TYPE:
				setType((Type)newValue);
				return;
			case OPFPackage.REFERENCE__TITLE:
				setTitle((String)newValue);
				return;
			case OPFPackage.REFERENCE__HREF:
				setHref((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case OPFPackage.REFERENCE__TYPE:
				unsetType();
				return;
			case OPFPackage.REFERENCE__TITLE:
				setTitle(TITLE_EDEFAULT);
				return;
			case OPFPackage.REFERENCE__HREF:
				setHref(HREF_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case OPFPackage.REFERENCE__TYPE:
				return isSetType();
			case OPFPackage.REFERENCE__TITLE:
				return TITLE_EDEFAULT == null ? title != null : !TITLE_EDEFAULT.equals(title);
			case OPFPackage.REFERENCE__HREF:
				return HREF_EDEFAULT == null ? href != null : !HREF_EDEFAULT.equals(href);
		}
		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(" (type: "); //$NON-NLS-1$
		if (typeESet) result.append(type); else result.append("<unset>"); //$NON-NLS-1$
		result.append(", title: "); //$NON-NLS-1$
		result.append(title);
		result.append(", href: "); //$NON-NLS-1$
		result.append(href);
		result.append(')');
		return result.toString();
	}

} //ReferenceImpl
