bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/PossibleConfiguration.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.request;
  13
  14 import org.simantics.db.ReadGraph;
  15 import org.simantics.db.Resource;
  16 import org.simantics.db.common.request.ResourceRead;
  17 import org.simantics.db.exception.DatabaseException;
  18 import org.simantics.simulation.ontology.SimulationResource;
  19
  20 public class PossibleConfiguration extends ResourceRead<Resource> {
  21
  22     public PossibleConfiguration(Resource resource) {
  23         super(resource);
  24     }
  25
  26     @Override
  27     public Resource perform(ReadGraph graph) throws DatabaseException {
  28
  29         Resource model = graph.syncRequest(new PossibleModel(resource));
  30         if(model == null) return null;
  31         return graph.getPossibleObject(model, SimulationResource.getInstance(graph).HasConfiguration);
  32
  33     }
  34
  35 }