1 /*******************************************************************************
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2 * Copyright (c) 2016 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 * THTH ry - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.debug.browser.utils;
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14 import java.util.Arrays;
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15 import java.util.Collection;
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17 import org.simantics.db.ReadGraph;
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18 import org.simantics.db.Resource;
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19 import org.simantics.db.Statement;
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20 import org.simantics.db.VirtualGraph;
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21 import org.simantics.db.exception.DatabaseException;
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22 import org.simantics.db.service.VirtualGraphSupport;
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24 public class StatementInfo implements Comparable<StatementInfo> {
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25 public final ResourceInfo subject; // null, if not asserted
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26 public final ResourceInfo object;
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27 public final ResourceInfo[] objectTypes;
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28 public final String graph; // null, if in DB
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30 public StatementInfo(ReadGraph graph, Resource defaultSubject, Statement statement) throws DatabaseException {
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31 Resource subject = statement.getSubject();
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32 Resource predicate = statement.getPredicate();
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33 Resource object = statement.getObject();
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34 Collection<Resource> objectTypes = graph.getPrincipalTypes(object);
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36 if(subject.equalsResource(defaultSubject))
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37 this.subject = null;
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39 this.subject = new ResourceInfo(graph, subject);
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40 this.object = new ResourceInfo(graph, object);
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41 if(objectTypes.isEmpty())
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42 this.objectTypes = null;
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44 this.objectTypes = mapTypes(graph, objectTypes);
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45 this.graph = getGraphName(graph, subject, predicate, object);
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49 private static ResourceInfo[] mapTypes(ReadGraph graph, Collection<Resource> types) throws DatabaseException {
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50 ResourceInfo[] result = new ResourceInfo[types.size()];
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52 for(Resource type : types)
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53 result[i++] = new ResourceInfo(graph, type);
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54 Arrays.sort(result);
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59 public static String getGraphName(ReadGraph graph, Resource s, Resource p, Resource o) throws DatabaseException {
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60 VirtualGraphSupport vgs = graph.getService(VirtualGraphSupport.class);
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61 VirtualGraph vg = vgs.getGraph(graph, s, p, o);
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63 return vg.toString();
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69 public int compareTo(StatementInfo o) {
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70 return object.compareTo(o.object);
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