1 /*******************************************************************************
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2 * Copyright (c) 2007, 2011 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.charts.query;
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14 import org.simantics.db.ReadGraph;
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15 import org.simantics.db.Resource;
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16 import org.simantics.db.common.request.ResourceRead;
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17 import org.simantics.db.exception.DatabaseException;
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18 import org.simantics.event.ontology.EventResource;
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19 import org.simantics.event.view.handler.MilestoneList;
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20 import org.simantics.event.view.handler.MilestoneListQuery;
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21 import org.simantics.layer0.Layer0;
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22 import org.simantics.trend.impl.Milestone;
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23 import org.simantics.trend.impl.MilestoneSpec;
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25 public class MilestoneSpecQuery extends ResourceRead<MilestoneSpec> {
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27 public MilestoneSpecQuery(Resource eventlog) {
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32 public MilestoneSpec perform(ReadGraph graph) throws DatabaseException {
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33 MilestoneSpec result = new MilestoneSpec();
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35 result.baseline = -1;
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36 Layer0 L0 = Layer0.getInstance(graph);
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37 EventResource EVENT = EventResource.getInstance(graph);
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39 Resource experiment = resource;
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40 Resource eventLog = graph.getPossibleObject(experiment, EVENT.IsEventProducerOf);
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41 if (eventLog != null) {
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42 MilestoneList ml = graph.sync( new MilestoneListQuery(eventLog) );
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43 for (Resource event : ml.milestones)
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45 boolean isMilestone = graph.hasStatement(event, EVENT.Milestone);
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46 boolean isHidden = graph.hasStatement(event, EVENT.Hidden);
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47 boolean isBaseline = event.equals(ml.baseline);
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48 if (!isMilestone && !isBaseline) continue;
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50 Double creationTime = graph.getPossibleRelatedValue(event, EVENT.HasTimestamp);
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51 String milestoneLabel = graph.getPossibleRelatedValue(event, EVENT.Event_milestoneLabel);
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52 String label = graph.getPossibleRelatedValue(event, L0.HasLabel);
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54 Milestone ms = new Milestone();
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55 ms.label = milestoneLabel==null ? "" : milestoneLabel;
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56 ms.description = label==null ? "" : label;
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57 ms.id = graph.getRelatedValue(event, L0.HasName);
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58 ms.time = creationTime==null ? 0.0 : creationTime;
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59 ms.hidden = isHidden;
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60 if (isBaseline) result.baseline = result.milestones.size();
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61 result.milestones.add( ms );
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68 public Resource getEventLog() {
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