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