bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/ModelPasteHandler.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.db.layer0.adapter.impl;
  13
  14 import java.util.ArrayList;
  15 import java.util.Collection;
  16 import java.util.HashSet;
  17 import java.util.Set;
  18
  19 import org.simantics.db.ReadGraph;
  20 import org.simantics.db.Resource;
  21 import org.simantics.db.WriteGraph;
  22 import org.simantics.db.common.request.WriteRequest;
  23 import org.simantics.db.exception.DatabaseException;
  24 import org.simantics.db.layer0.adapter.PasteHandler;
  25 import org.simantics.db.layer0.internal.SimanticsInternal;
  26 import org.simantics.db.layer0.util.ClipboardUtils;
  27 import org.simantics.db.layer0.util.PasteEventHandler;
  28 import org.simantics.db.layer0.util.SimanticsClipboard;
  29 import org.simantics.db.layer0.util.SimanticsClipboard.Representation;
  30 import org.simantics.db.layer0.util.SimanticsKeys;
  31 import org.simantics.graph.db.TransferableGraphException;
  32 import org.simantics.graph.db.TransferableGraphs;
  33 import org.simantics.graph.representation.Root;
  34 import org.simantics.graph.representation.TransferableGraph1;
  35 import org.simantics.simulation.ontology.SimulationResource;
  36
  37 @Deprecated
  38 public class ModelPasteHandler implements PasteHandler {
  39
  40         private Resource resource;
  41
  42         public ModelPasteHandler(Resource resource) {
  43                 this.resource = resource;
  44         }
  45
  46         @Override
  47         public Collection<Resource> pasteFromClipboard(WriteGraph graph, SimanticsClipboard clipboard, PasteEventHandler handler) throws DatabaseException {
  48                 throw new UnsupportedOperationException();
  49         }
  50
  51         @Override
  52         public Collection<Resource> pasteFromClipboard(SimanticsClipboard clipboard) throws DatabaseException {
  53
  54                 final Collection<Resource> result = new ArrayList<Resource>();
  55                 final Set<Resource> cuts = new HashSet<Resource>();
  56                 for(Set<Representation> object : clipboard.getContents()) {
  57
  58                         TransferableGraph1 tg = ClipboardUtils.accept(object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH);
  59                         if(tg != null) {
  60
  61                                 try {
  62
  63                                         DefaultPasteImportAdvisor advisor = new DefaultPasteImportAdvisor(resource) {
  64
  65                                                 public void analyzeType(ReadGraph graph, Root root) throws DatabaseException {
  66
  67                                                         SimulationResource SIMU = SimulationResource.getInstance(graph);
  68                                                         Resource typeResource = graph.getResource(root.type);
  69                                                         if(graph.isInheritedFrom(typeResource, SIMU.Model)) {
  70                                                                 library = SimanticsInternal.getProject();
  71                                                         }
  72
  73                                                 }
  74
  75                                         };
  76
  77                                         TransferableGraphs.importGraph1(SimanticsInternal.getSession(), tg, advisor);
  78                                         result.addAll(advisor.getRoots());
  79
  80                                 } catch (TransferableGraphException e) {
  81                                         throw new DatabaseException(e);
  82                                 }
  83
  84                         }
  85
  86                         final Collection<Resource> cut = ClipboardUtils.accept(object, SimanticsKeys.KEY_CUT_RESOURCES);
  87                         if(cut != null) cuts.addAll(cut);
  88
  89                 }
  90
  91                 if(!cuts.isEmpty()) {
  92                         SimanticsInternal.getSession().syncRequest(new WriteRequest() {
  93
  94                                 @Override
  95                                 public void perform(WriteGraph graph) throws DatabaseException {
  96                                         for(Resource cut : cuts) graph.deny(cut);
  97                                 }
  98
  99                         });
 100                 }
 101
 102                 return result;
 103
 104         }
 105
 106         @SuppressWarnings("unchecked")
 107         @Override
 108         public <T> T getAdapter(Class<T> adapter) {
 109                 if(Resource.class == adapter) return (T) resource;
 110                 return null;
 111         }
 112
 113 }