/**
 * <copyright>
 * Copyright (c) 2010-2014 Henshin developers. 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
 * </copyright>
 */
package org.eclipse.emf.henshin.model.impl;

import java.util.Collection;

import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.util.EObjectResolvingEList;
import org.eclipse.emf.henshin.model.HenshinPackage;
import org.eclipse.emf.henshin.model.MultiUnit;
import org.eclipse.emf.henshin.model.Unit;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Multi Unit</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.emf.henshin.model.impl.MultiUnitImpl#getSubUnits <em>Sub Units</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class MultiUnitImpl extends UnitImpl implements MultiUnit {
	
	/**
	 * The cached value of the '{@link #getSubUnits() <em>Sub Units</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getSubUnits()
	 * @generated
	 * @ordered
	 */
	protected EList<Unit> subUnits;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	public final EList<Unit> getSubUnits() {
		if (subUnits == null) {
			subUnits = new EObjectResolvingEList<Unit>(Unit.class, this, HenshinPackage.MULTI_UNIT__SUB_UNITS) {
				private static final long serialVersionUID = 1L;
				@Override
				public boolean isUnique() {
					// We don't want uniqueness. See also bug #89325.
					return false;
				}
			};
		}
		return subUnits;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case HenshinPackage.MULTI_UNIT__SUB_UNITS:
				getSubUnits().clear();
				getSubUnits().addAll((Collection<? extends Unit>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case HenshinPackage.MULTI_UNIT__SUB_UNITS:
				getSubUnits().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case HenshinPackage.MULTI_UNIT__SUB_UNITS:
				return subUnits != null && !subUnits.isEmpty();
		}
		return super.eIsSet(featureID);
	}

} //MultiUnitImpl