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/*****************************************************************************
 * Copyright (c) 2012-2013 CEA LIST.
 *
 * 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:
 *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
 *****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.css.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.papyrus.infra.gmfdiag.css.Attribute;
import org.eclipse.papyrus.infra.gmfdiag.css.AttributeValue;
import org.eclipse.papyrus.infra.gmfdiag.css.CssPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Attribute</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 * <li>{@link org.eclipse.papyrus.infra.gmfdiag.css.impl.AttributeImpl#getName <em>Name</em>}</li>
 * <li>{@link org.eclipse.papyrus.infra.gmfdiag.css.impl.AttributeImpl#getValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class AttributeImpl extends SelectorConditionImpl implements Attribute
{
	/**
	 * The default value of the '{@link #getName() <em>Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected static final String NAME_EDEFAULT = null;

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

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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public void setName(String newName)
	{
		String oldName = name;
		name = newName;
		if (eNotificationRequired()) {
			eNotify(new ENotificationImpl(this, Notification.SET, CssPackage.ATTRIBUTE__NAME, oldName, name));
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public AttributeValue getValue()
	{
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public NotificationChain basicSetValue(AttributeValue newValue, NotificationChain msgs)
	{
		AttributeValue oldValue = value;
		value = newValue;
		if (eNotificationRequired())
		{
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, CssPackage.ATTRIBUTE__VALUE, oldValue, newValue);
			if (msgs == null) {
				msgs = notification;
			} else {
				msgs.add(notification);
			}
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public void setValue(AttributeValue newValue)
	{
		if (newValue != value)
		{
			NotificationChain msgs = null;
			if (value != null) {
				msgs = ((InternalEObject) value).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - CssPackage.ATTRIBUTE__VALUE, null, msgs);
			}
			if (newValue != null) {
				msgs = ((InternalEObject) newValue).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - CssPackage.ATTRIBUTE__VALUE, null, msgs);
			}
			msgs = basicSetValue(newValue, msgs);
			if (msgs != null) {
				msgs.dispatch();
			}
		}
		else if (eNotificationRequired()) {
			eNotify(new ENotificationImpl(this, Notification.SET, CssPackage.ATTRIBUTE__VALUE, newValue, newValue));
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
	{
		switch (featureID)
		{
		case CssPackage.ATTRIBUTE__VALUE:
			return basicSetValue(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 CssPackage.ATTRIBUTE__NAME:
			return getName();
		case CssPackage.ATTRIBUTE__VALUE:
			return getValue();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue)
	{
		switch (featureID)
		{
		case CssPackage.ATTRIBUTE__NAME:
			setName((String) newValue);
			return;
		case CssPackage.ATTRIBUTE__VALUE:
			setValue((AttributeValue) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID)
		{
		case CssPackage.ATTRIBUTE__NAME:
			setName(NAME_EDEFAULT);
			return;
		case CssPackage.ATTRIBUTE__VALUE:
			setValue((AttributeValue) null);
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID)
	{
		switch (featureID)
		{
		case CssPackage.ATTRIBUTE__NAME:
			return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
		case CssPackage.ATTRIBUTE__VALUE:
			return value != null;
		}
		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(" (name: ");
		result.append(name);
		result.append(')');
		return result.toString();
	}

} // AttributeImpl

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