1 /*******************************************************************************
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2 * Copyright (c) 2007, 2013 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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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.forward;
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14 import org.simantics.db.ReadGraph;
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15 import org.simantics.objmap.exceptions.MappingException;
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17 public interface IForwardMappingRule<Domain, Range> {
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19 * Modifies the range element so that it corresponds to the domain element.
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20 * @param g read transaction
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21 * @param map unidirectional view of the current mapping
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22 * @param domainElement the domain element that corresponds to the range element
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23 * @param rangeElement the range element that is updated
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24 * @return true if the rule made some modifications
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25 * @throws MappingException
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27 boolean updateRange(ReadGraph graph, IForwardMapping<Domain, Range> mapping, Domain domainElement, Range rangeElement) throws MappingException;
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28 void createRange(ReadGraph graph, IForwardMapping<Domain, Range> mapping, Domain domainElement, Range rangeElement) throws MappingException;
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