1 /*******************************************************************************
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2 * Copyright (c) 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 * Semantum Oy - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.modeling.typicals.rules;
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14 import java.util.Collection;
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16 import org.simantics.db.Resource;
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17 import org.simantics.db.WriteGraph;
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18 import org.simantics.db.common.utils.NameUtils;
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19 import org.simantics.db.exception.DatabaseException;
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20 import org.simantics.layer0.Layer0;
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21 import org.simantics.modeling.typicals.ITypicalSynchronizationRule;
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22 import org.simantics.modeling.typicals.TypicalInfo;
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25 * Synchronizes L0.InstanceOf relations from template to instance.
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27 * @author Tuukka Lehtonen
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29 public enum InstanceOfRule implements ITypicalSynchronizationRule {
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33 public static InstanceOfRule getInstance() {
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38 public boolean synchronize(WriteGraph graph, Resource template, Resource instance, TypicalInfo info) throws DatabaseException {
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39 boolean changed = false;
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40 Layer0 L0 = Layer0.getInstance(graph);
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41 Collection<Resource> templateInstanceOf = graph.getObjects(template, L0.InstanceOf);
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42 Collection<Resource> instanceInstanceOf = graph.getObjects(instance, L0.InstanceOf);
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44 for (Resource instanceOf : templateInstanceOf) {
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45 if (!graph.hasStatement(instance, L0.InstanceOf, instanceOf)) {
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46 graph.claim(instance, L0.InstanceOf, instanceOf);
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47 info.messageLog.add("\t\t\tadd type " + NameUtils.getSafeName(graph, instanceOf));
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51 for (Resource instanceOf : instanceInstanceOf) {
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52 if (!templateInstanceOf.contains(instanceOf) && graph.hasStatement(instance, L0.InstanceOf, instanceOf)) {
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53 graph.deny(instance, L0.InstanceOf, instanceOf);
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54 info.messageLog.add("\t\t\tremove type " + NameUtils.getSafeName(graph, instanceOf));
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