/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

package com.nokia.sdt.emf.dm.impl;

import com.nokia.sdt.emf.dm.IDesignerData;

import com.nokia.sdt.emf.dm.INode;

import com.nokia.sdt.emf.dm.impl.NodeCopier.IFilter;

import com.nokia.cpp.internal.api.utils.core.Check;

import java.util.*;

public class NodesCopier {

	private List nodeCopiers;

	public NodesCopier(List srcNodes, boolean preserveEventBindings, IFilter filter) {

		Check.checkState(srcNodes != null);

		// make an array of NodeCopier

		nodeCopiers = new ArrayList();

		// share the same IDesignerData for all of them

		IDesignerData modelRoot = null;

		for (Iterator iter = srcNodes.iterator(); iter.hasNext();) {

			INode node = (INode) iter.next();

			// the first one creates the IDesignerData

			if (modelRoot == null) {

				NodeCopier copier = new NodeCopier(node, preserveEventBindings, filter);

				modelRoot = copier.getRoot();

				nodeCopiers.add(copier);

			}

			else {

				nodeCopiers.add(new NodeCopier(modelRoot, node, true, filter));

			}

		}

	}

	public NodesCopier(List srcNodes) {

		this(srcNodes, false, null);

	}

	public INode getCopy(int index) {

		Check.checkState(nodeCopiers != null);

		Check.checkState(index < nodeCopiers.size());

		return ((NodeCopier) nodeCopiers.get(index)).getCopy();

	}

	public List<INode> getCopies() {

		List<INode> copies = new ArrayList();

		for (Iterator<NodeCopier> iter = nodeCopiers.iterator(); iter.hasNext();) {

			copies.add(iter.next().getCopy());

		}

		return copies;

	}

}