bundles/org.simantics.diagram.profile/src/org/simantics/diagram/profile/view/AvailableGroups.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.diagram.profile.view;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 import java.util.Collections;\r
  17 \r
  18 import org.simantics.browsing.ui.graph.contributor.viewpoint.ViewpointContributor;\r
  19 import org.simantics.db.ReadGraph;\r
  20 import org.simantics.db.Resource;\r
  21 import org.simantics.db.common.request.ObjectsWithType;\r
  22 import org.simantics.db.exception.DatabaseException;\r
  23 import org.simantics.db.layer0.adapter.Instances;\r
  24 import org.simantics.diagram.stubs.DiagramResource;\r
  25 \r
  26 public class AvailableGroups extends ViewpointContributor<Resource> {\r
  27 \r
  28     @Override\r
  29     public Collection<?> getContribution(ReadGraph graph, Resource runtimeDiagram) throws DatabaseException {\r
  30         \r
  31         DiagramResource dr = DiagramResource.getInstance(graph);\r
  32         String modelURI = graph.getPossibleRelatedValue((Resource)runtimeDiagram, dr.RuntimeDiagram_HasModelURI);\r
  33         if (modelURI == null)\r
  34             return Collections.emptyList();\r
  35 \r
  36         Resource model = graph.getPossibleResource(modelURI);\r
  37         if (model == null)\r
  38             return Collections.emptyList();\r
  39 \r
  40         Instances query = graph.adapt(dr.Group, Instances.class);\r
  41         \r
  42         ArrayList<Resource> result = new ArrayList<Resource>();\r
  43         result.addAll(query.find(graph, model));\r
  44         result.addAll(graph.syncRequest(new ObjectsWithType(model, L0.ConsistsOf, dr.Group)));\r
  45         return result; \r
  46         \r
  47     }\r
  48 \r
  49 }\r