1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.modeling.adapters;
14 import java.util.ArrayList;
15 import java.util.Collection;
16 import java.util.HashSet;
17 import java.util.List;
20 import org.simantics.db.ReadGraph;
21 import org.simantics.db.Resource;
22 import org.simantics.db.common.request.ObjectsWithType;
23 import org.simantics.db.common.request.PossibleIndexRoot;
24 import org.simantics.db.exception.DatabaseException;
25 import org.simantics.db.layer0.adapter.SubgraphExtent.ExtentStatus;
26 import org.simantics.db.layer0.adapter.impl.DefaultCopyHandler;
27 import org.simantics.db.layer0.util.TransferableGraphConfiguration2;
28 import org.simantics.db.layer0.util.TransferableGraphConfiguration2.RootSpec;
29 import org.simantics.diagram.stubs.DiagramResource;
30 import org.simantics.layer0.Layer0;
31 import org.simantics.modeling.ModelingResources;
32 import org.simantics.modeling.ModelingUtils.CompositeInfo;
33 import org.simantics.modeling.ModelingUtils.DiagramComponentInfo;
34 import org.simantics.structural.stubs.StructuralResource2;
37 * @author Tuukka Lehtonen
39 public class CompositeCopyHandler extends DefaultCopyHandler {
41 public CompositeCopyHandler(Resource composite) {
45 public CompositeCopyHandler(Collection<Resource> composites) {
50 protected TransferableGraphConfiguration2 createConfiguration(ReadGraph graph, boolean cut) throws DatabaseException {
52 Layer0 L0 = Layer0.getInstance(graph);
53 StructuralResource2 SR = StructuralResource2.getInstance(graph);
54 DiagramResource DIA = DiagramResource.getInstance(graph);
55 ModelingResources MOD = ModelingResources.getInstance(graph);
57 Set<Resource> resourceSet = (resources instanceof Set)
58 ? (Set<Resource>) resources : new HashSet<>(resources);
59 Set<Resource> exclusions = new HashSet<>();
60 Set<Resource> externals = new HashSet<>();
61 List<RootSpec> roots = new ArrayList<>();
63 Resource indexRoot = graph.syncRequest(new PossibleIndexRoot(resources.iterator().next()));
64 if(indexRoot == null) throw new DatabaseException("Composite is not part of any index root");
65 String indexRootUri = graph.getURI(indexRoot);
67 for(Resource resource : resources) {
68 // Process all connection joins.
69 // This is the only way to access all of them.
70 for (Resource diagram : graph.getObjects(resource, MOD.CompositeToDiagram)) {
71 for (Resource flag : graph.syncRequest(new ObjectsWithType(diagram, L0.ConsistsOf, DIA.Flag))) {
72 for (Resource join : graph.getObjects(flag, DIA.FlagIsJoinedBy)) {
73 // Joins with external references are omitted
74 for (Resource comp : graph.getObjects(join, SR.JoinsComposite)) {
75 if (!resourceSet.contains(comp))
78 // This code excludes joins with flags to external
79 // diagrams that are not connected (have no
80 // configuration for the flag)
81 for (Resource flag2 : graph.getObjects(join, DIA.JoinsFlag)) {
82 Resource diagram2 = graph.getPossibleObject(flag2, L0.PartOf);
83 if (diagram2 != null) {
84 Resource comp = graph.getPossibleObject(diagram2, MOD.DiagramToComposite);
85 if (!resourceSet.contains(comp))
92 // Check all diagram monitor elements.
93 // Any components referenced that are external to the exported diagrams must be excluded from the export.
94 // This will leave the monitors without a monitored component but export and import will work anyway.
95 for (Resource ref : graph.syncRequest(new ObjectsWithType(diagram, L0.ConsistsOf, DIA.Monitor))) {
96 for (Resource monitoredComponent : graph.getObjects(ref, DIA.HasMonitorComponent)) {
97 Resource monitoredComponentComposite = graph.getPossibleObject(monitoredComponent, L0.PartOf);
98 if (monitoredComponentComposite != null && !resourceSet.contains(monitoredComponentComposite)) {
99 exclusions.add(monitoredComponent);
105 // Leave any diagram monitors out of the export that are contained
106 // by diagrams that are not part of this export, when the monitored
107 // components happen to be a part of the exported composites.
108 for (Resource ref : graph.syncRequest(new ObjectsWithType(resource, L0.ConsistsOf, SR.Component))) {
109 for (Resource monitor : graph.getObjects(ref, DIA.HasMonitorComponent_Inverse)) {
110 Resource monitorDiagram = graph.getPossibleObject(monitor, L0.PartOf);
111 if (monitorDiagram != null) {
112 Resource monitorComposite = graph.getPossibleObject(monitorDiagram, MOD.DiagramToComposite);
113 if (monitorComposite != null && !resourceSet.contains(monitorComposite))
114 exclusions.add(monitor);
119 // Include resource as root
120 CompositeInfo info = CompositeInfo.fromResource(graph, resource);
121 roots.add(new RootSpec(resource, info.getTGName(), true, typeId(graph, L0, indexRootUri, resource)));
122 Resource id = graph.getPossibleObject(resource, L0.identifier);
123 if(id != null) exclusions.add(id);
124 // Include components as roots
125 for(Resource child : graph.sync(new ObjectsWithType(resource, L0.ConsistsOf, SR.Component))) {
126 DiagramComponentInfo cinfo = DiagramComponentInfo.fromResource(graph, info, child);
127 id = graph.getPossibleObject(child, L0.identifier);
128 if(id != null) exclusions.add(id);
129 roots.add(new RootSpec(child, cinfo.getTGName(info), true, typeId(graph, L0, indexRootUri, child)));
133 roots.add(new RootSpec(indexRoot, "%model", false));
135 TransferableGraphConfiguration2 config = TransferableGraphConfiguration2.createWithNames2(graph, roots, exclusions, true, false);
136 for (Resource external : externals)
137 config.preStatus.put(external, ExtentStatus.EXTERNAL);
141 private static String typeId(ReadGraph graph, Layer0 L0, String indexRootUri, Resource r) throws DatabaseException {
142 Resource type = graph.getPossibleType(r, L0.Entity);
144 return Layer0.URIs.Entity;
145 String typeUri = graph.getPossibleURI(type);
146 if (typeUri == null || !typeUri.startsWith(indexRootUri))
148 return "%model" + typeUri.substring(indexRootUri.length());