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.layer0.adapter.impl;
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14 import org.simantics.db.AsyncReadGraph;
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15 import org.simantics.db.Resource;
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16 import org.simantics.db.Statement;
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17 import org.simantics.db.procedure.AsyncProcedure;
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18 import org.simantics.layer0.Layer0;
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20 public class RootParentSubgraphExtent extends TypeSubgraphExtent {
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22 public static boolean DEBUG = false;
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24 final private Classifier classifier;
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26 public RootParentSubgraphExtent(final Resource root) {
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27 this.classifier = new Classifier() {
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30 public void classify(AsyncReadGraph graph, Statement statement, ExtentStatus objectExtent, Callback callback) {
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31 if(!root.equals(statement.getSubject())) return;
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32 if(!graph.getService(Layer0.class).PartOf.equals(statement.getPredicate())) return;
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33 if(!ExtentStatus.EXTERNAL.equals(objectExtent)) return;
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34 callback.statement(statement, true);
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41 public void accept(AsyncReadGraph graph, final Resource resource, final AsyncProcedure<Classifier> procedure, final Callback callback) {
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42 procedure.execute(graph, classifier);
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