bundles/org.simantics.scenegraph.profile/src/org/simantics/scenegraph/profile/request/RuntimeProfileActiveEntryResources.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.scenegraph.profile.request;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 \r
  17 import org.simantics.db.ReadGraph;\r
  18 import org.simantics.db.Resource;\r
  19 import org.simantics.db.common.request.ResourceRead;\r
  20 import org.simantics.db.exception.DatabaseException;\r
  21 import org.simantics.diagram.stubs.DiagramResource;\r
  22 \r
  23 /**\r
  24  * @author Antti Villberg\r
  25  */\r
  26 public class RuntimeProfileActiveEntryResources extends ResourceRead<Collection<Resource>> {\r
  27 \r
  28     public RuntimeProfileActiveEntryResources(Resource resource) {\r
  29         super(resource);\r
  30     }\r
  31     \r
  32     @Override\r
  33     public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {\r
  34         DiagramResource DIA = DiagramResource.getInstance(graph);\r
  35 \r
  36         ArrayList<Resource> result = new ArrayList<Resource>();\r
  37         Resource activeProfile = graph.getPossibleObject(resource, DIA.RuntimeDiagram_HasRuntimeProfile);\r
  38         if (activeProfile == null)\r
  39             return result;\r
  40 \r
  41         Resource rootEntries = graph.getPossibleObject(activeProfile, DIA.HasEntries);\r
  42         if (rootEntries == null)\r
  43             return result;\r
  44         \r
  45         return graph.syncRequest(new ProfileActiveEntryResources(activeProfile, rootEntries));\r
  46         \r
  47     }\r
  48 \r
  49 }\r