bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/PossibleExperiment.java

   1 package org.simantics.db.layer0.request;
   2
   3 import org.simantics.db.ReadGraph;
   4 import org.simantics.db.Resource;
   5 import org.simantics.db.common.request.ResourceRead;
   6 import org.simantics.db.exception.DatabaseException;
   7 import org.simantics.layer0.Layer0;
   8 import org.simantics.simulation.ontology.SimulationResource;
   9
  10 public class PossibleExperiment extends ResourceRead<Resource> {
  11
  12     public PossibleExperiment(Resource partOfExperiment) {
  13         super(partOfExperiment);
  14     }
  15
  16     @Override
  17     public Resource perform(ReadGraph graph) throws DatabaseException {
  18
  19
  20         SimulationResource SIMU = SimulationResource.getInstance(graph);
  21         Layer0 L0 = Layer0.getInstance(graph);
  22
  23         if (graph.isInstanceOf(resource, SIMU.Experiment))
  24             return resource;
  25
  26         Resource parent = graph.getPossibleObject(resource, L0.PartOf);
  27         if (parent == null)
  28             return null;
  29
  30         else return graph.syncRequest(new PossibleExperiment(parent));
  31
  32     }
  33
  34 }