gerrit.simantics Code Review - simantics/platform.git/blob

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.issues.common;
  13
  14 import java.util.ArrayList;
  15 import java.util.Collection;
  16
  17 import org.simantics.db.ReadGraph;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.common.request.ObjectsWithType;
  20 import org.simantics.db.common.request.ResourceRead;
  21 import org.simantics.db.exception.DatabaseException;
  22 import org.simantics.issues.ontology.IssueResource;
  23 import org.simantics.layer0.Layer0;
  24
  25 /**
  26  * @author Tuukka Lehtonen
  27  */
  28 public class SelectedModelBatchIssueSources extends ResourceRead<Collection<Resource>> {
  29
  30     public SelectedModelBatchIssueSources(Resource resource) {
  31         super(resource);
  32     }
  33
  34     @Override
  35     public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {
  36         Layer0 L0 = Layer0.getInstance(graph);
  37         IssueResource ISSUE = IssueResource.getInstance(graph);
  38         ArrayList<Resource> result = new ArrayList<Resource>();
  39         for(Resource issueSource : graph.sync(new ObjectsWithType(resource, L0.ConsistsOf, ISSUE.IssueSource))) {
  40                 if(graph.hasStatement(issueSource,  ISSUE.IssueSource_Selected)) result.add(issueSource);
  41         }
  42         return result;
  43     }
  44
  45 }