/* $RCSfile$
* $Author$
* $Date$
* $Revision$
*
* Copyright (C) 2006-2007 Kai Hartmann <kaihartmann@users.sf.net>
*
* Contact: cdk-devel@lists.sourceforge.net
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.openscience.cdk.interfaces;
/**
* Represents a mapping of two atoms.
*
* @cdk.module interfaces
* @cdk.githash
* @author kaihartmann
* @cdk.created 2006-02-15
*/
public interface IMapping extends IChemObject {
/**
* Returns an {@link Iterable} to the two IChemObjects.
*
* @return An {@link Iterable} to two IChemObjects that define the mapping
*/
public Iterable<IChemObject> relatedChemObjects();
/**
* Retrieve the first or second of the related IChemObjects.
*
* @param pos The position of the IChemObject.
* @return The IChemObject to retrieve.
*/
public IChemObject getChemObject(int pos);
}