Better support for ontological profiles
[simantics/platform.git] / 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 }