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

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 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.scenegraph.profile.request;
  13
  14 import java.util.ArrayList;
  15 import java.util.Collection;
  16 import java.util.List;
  17
  18 import org.simantics.db.ReadGraph;
  19 import org.simantics.db.Resource;
  20 import org.simantics.db.common.NamedResource;
  21 import org.simantics.db.common.request.ResourceRead;
  22 import org.simantics.db.exception.DatabaseException;
  23 import org.simantics.diagram.stubs.DiagramResource;
  24 import org.simantics.scenegraph.profile.ProfileUtils;
  25
  26 /**
  27  * @author Antti Villberg
  28  */
  29 public class RuntimeProfileActiveEntryResources extends ResourceRead<Collection<Resource>> {
  30
  31     public RuntimeProfileActiveEntryResources(Resource resource) {
  32         super(resource);
  33     }
  34
  35     @Override
  36     public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {
  37         DiagramResource DIA = DiagramResource.getInstance(graph);
  38
  39         ArrayList<Resource> result = new ArrayList<Resource>();
  40
  41         result.addAll(graph.syncRequest(new ProfileEntryContributions(resource)));
  42
  43         Resource activeProfile = graph.getPossibleObject(resource, DIA.RuntimeDiagram_HasRuntimeProfile);
  44         if (activeProfile == null) {
  45
  46                 List<NamedResource> available = graph.syncRequest(new AvailableProfiles(resource));
  47                 if(available.size() != 1) return result;
  48
  49                 activeProfile = available.iterator().next().getResource();
  50
  51         }
  52
  53         Resource rootEntries = graph.getPossibleObject(activeProfile, DIA.HasEntries);
  54         if (rootEntries == null)
  55             return result;
  56
  57         if(graph.isImmutable(activeProfile)) {
  58                 Resource activationState = ProfileUtils.getPossibleProfileActivationState(graph, resource, activeProfile);
  59                 if(activationState != null) {
  60                         result.addAll(graph.syncRequest(new ProfileActiveEntryResources(activationState, rootEntries)));
  61                 }
  62         } else {
  63                 result.addAll(graph.syncRequest(new ProfileActiveEntryResources(activeProfile, rootEntries)));
  64         }
  65
  66         return result;
  67
  68     }
  69
  70 }