/**
 * Copyright (c) 2012 BMW Car IT and others.
 * 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
 */
package org.jnario.spec.spec.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.xtext.xbase.XExpression;

import org.jnario.spec.spec.Example;
import org.jnario.spec.spec.SpecPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Example</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.jnario.spec.spec.impl.ExampleImpl#getExpr <em>Expr</em>}</li>
 *   <li>{@link org.jnario.spec.spec.impl.ExampleImpl#isPending <em>Pending</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ExampleImpl extends TestFunctionImplCustom implements Example
{
	/**
	 * The cached value of the '{@link #getExpr() <em>Expr</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getExpr()
	 * @generated
	 * @ordered
	 */
	protected XExpression expr;

	/**
	 * The default value of the '{@link #isPending() <em>Pending</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isPending()
	 * @generated
	 * @ordered
	 */
	protected static final boolean PENDING_EDEFAULT = false;

	/**
	 * The cached value of the '{@link #isPending() <em>Pending</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isPending()
	 * @generated
	 * @ordered
	 */
	protected boolean pending = PENDING_EDEFAULT;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public XExpression getExpr()
	{
		return expr;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetExpr(XExpression newExpr, NotificationChain msgs)
	{
		XExpression oldExpr = expr;
		expr = newExpr;
		if (eNotificationRequired())
		{
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, SpecPackage.EXAMPLE__EXPR, oldExpr, newExpr);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setExpr(XExpression newExpr)
	{
		if (newExpr != expr)
		{
			NotificationChain msgs = null;
			if (expr != null)
				msgs = ((InternalEObject)expr).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - SpecPackage.EXAMPLE__EXPR, null, msgs);
			if (newExpr != null)
				msgs = ((InternalEObject)newExpr).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - SpecPackage.EXAMPLE__EXPR, null, msgs);
			msgs = basicSetExpr(newExpr, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, SpecPackage.EXAMPLE__EXPR, newExpr, newExpr));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setPending(boolean newPending)
	{
		boolean oldPending = pending;
		pending = newPending;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, SpecPackage.EXAMPLE__PENDING, oldPending, pending));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
	{
		switch (featureID)
		{
			case SpecPackage.EXAMPLE__EXPR:
				return basicSetExpr(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 SpecPackage.EXAMPLE__EXPR:
				return getExpr();
			case SpecPackage.EXAMPLE__PENDING:
				return isPending();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue)
	{
		switch (featureID)
		{
			case SpecPackage.EXAMPLE__EXPR:
				setExpr((XExpression)newValue);
				return;
			case SpecPackage.EXAMPLE__PENDING:
				setPending((Boolean)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID)
		{
			case SpecPackage.EXAMPLE__EXPR:
				setExpr((XExpression)null);
				return;
			case SpecPackage.EXAMPLE__PENDING:
				setPending(PENDING_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID)
	{
		switch (featureID)
		{
			case SpecPackage.EXAMPLE__EXPR:
				return expr != null;
			case SpecPackage.EXAMPLE__PENDING:
				return pending != PENDING_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(" (pending: ");
		result.append(pending);
		result.append(')');
		return result.toString();
	}

} //ExampleImpl