1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 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.db.services.adaption.reflection;
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14 import org.simantics.db.Resource;
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15 import org.simantics.db.ReadGraph;
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16 import org.simantics.db.exception.DatabaseException;
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18 public class AtMostOneRelatedResource2 implements IDynamicAdapter2 {
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22 public AtMostOneRelatedResource2(Resource relation) {
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23 this.relation = relation;
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27 public Class<?> getType() {
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28 return Resource.class;
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32 public Resource adapt(ReadGraph g, Resource r) throws DatabaseException {
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33 return g.getPossibleObject(r, relation);
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