1 /*******************************************************************************
2 * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.objmap.backward;
16 import org.simantics.db.WriteGraph;
17 import org.simantics.objmap.exceptions.MappingException;
20 * A backward mapping is a one-to-one correspondence between domain and range
21 * elements. It supports adding new range elements and creating corresponding
24 * @author Hannu Niemistö
26 public interface IBackwardMapping<Domain, Range> {
27 Set<Range> getRange();
28 Domain inverseGet(Range rangeElement);
29 Domain inverseMap(WriteGraph graph, Range rangeElement) throws MappingException;