bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/SharedOntologyCopyHandler.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.db.layer0.adapter.impl;\r
  13 \r
  14 import java.util.Collection;\r
  15 import java.util.Collections;\r
  16 \r
  17 import org.simantics.db.ReadGraph;\r
  18 import org.simantics.db.Resource;\r
  19 import org.simantics.db.exception.DatabaseException;\r
  20 import org.simantics.db.layer0.util.TGConfigurer;\r
  21 import org.simantics.db.layer0.util.TransferableGraphConfiguration2;\r
  22 import org.simantics.db.layer0.util.TransferableGraphConfiguration2.RootSpec;\r
  23 \r
  24 public class SharedOntologyCopyHandler extends DefaultCopyHandler {\r
  25 \r
  26     public SharedOntologyCopyHandler(Resource resource) {\r
  27         super(resource);\r
  28     }\r
  29 \r
  30     public SharedOntologyCopyHandler(Collection<Resource> resources) {\r
  31         super(resources);\r
  32     }\r
  33     \r
  34     @Override\r
  35     protected TransferableGraphConfiguration2 createConfiguration(ReadGraph graph, boolean cut) throws DatabaseException {\r
  36 \r
  37         if(resources.size() != 1) throw new DatabaseException("Assumed a single root");\r
  38 \r
  39         Resource root = resources.iterator().next();\r
  40         String uri = graph.getURI(root);\r
  41         Collection<RootSpec> roots = Collections.singletonList(new RootSpec(root, uri, true));\r
  42         return new TGConfigurer(graph, true, false).roots(roots).create();\r
  43         \r
  44     }\r
  45 \r
  46 }\r