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.common.uri;
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14 import java.util.Collection;
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15 import java.util.Map;
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17 import org.simantics.databoard.Bindings;
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18 import org.simantics.db.ReadGraph;
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19 import org.simantics.db.Resource;
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20 import org.simantics.db.common.request.ResourceRead;
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21 import org.simantics.db.exception.DatabaseException;
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22 import org.simantics.db.service.CollectionSupport;
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23 import org.simantics.layer0.Layer0;
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24 import org.simantics.utils.Development;
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25 import org.slf4j.Logger;
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26 import org.slf4j.LoggerFactory;
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28 public class UnescapedChildMapOfResource extends ResourceRead<Map<String, Resource>> {
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30 private static final Logger LOGGER = LoggerFactory.getLogger(UnescapedChildMapOfResource.class);
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32 public UnescapedChildMapOfResource(Resource resource) {
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37 public Map<String, Resource> perform(ReadGraph graph) throws DatabaseException {
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38 Layer0 L0 = Layer0.getInstance(graph);
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39 Collection<Resource> objects = graph.getObjects(resource, L0.ConsistsOf);
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40 CollectionSupport cs = graph.getService(CollectionSupport.class);
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41 Map<String,Resource> result = cs.createObjectResourceMap(String.class, objects.size());
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42 for(Resource r : objects) {
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43 String name = graph.getPossibleRelatedValue(r, L0.HasName, Bindings.STRING);
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45 Resource old = result.put(name, r);
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47 LOGGER.error("The database contains siblings with the same name " + name + " (resource=$" + resource.getResourceId() + ", child=$" + r.getResourceId() + ", previous child=$" + old.getResourceId() + ").");
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49 if(Development.DEVELOPMENT)
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50 LOGGER.error("The database contains a child with no unique name (resource=$" + resource.getResourceId() + ", child=$" + r.getResourceId() + ").");
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