bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/SharedOntologyRemover.java

   1 package org.simantics.db.layer0.adapter;
   2
   3 import org.simantics.db.Resource;
   4 import org.simantics.db.WriteGraph;
   5 import org.simantics.db.exception.DatabaseException;
   6 import org.simantics.db.layer0.adapter.impl.EntityRemover;
   7 import org.simantics.db.layer0.exception.CannotRemoveException;
   8 import org.simantics.db.layer0.internal.SimanticsInternal;
   9 import org.simantics.db.layer0.request.ProjectModels;
  10 import org.simantics.db.layer0.util.Layer0Utils;
  11 import org.simantics.layer0.Layer0;
  12
  13 /**
  14  * @author Tuukka Lehtonen
  15  */
  16 public class SharedOntologyRemover extends EntityRemover {
  17
  18     public SharedOntologyRemover(Resource resource) {
  19         super(resource);
  20     }
  21
  22     @Override
  23     public void remove(WriteGraph graph) throws DatabaseException {
  24
  25         Layer0 L0 = Layer0.getInstance(graph);
  26
  27         for(Resource ontology : Layer0Utils.listOntologies(graph)) {
  28                 if(graph.hasStatement(ontology, L0.IsLinkedTo, resource))
  29                 throw new CannotRemoveException("The shared library is being referenced by " + graph.getURI(ontology));
  30         }
  31
  32         for(Resource model : graph.syncRequest(new ProjectModels(SimanticsInternal.getProject()))) {
  33                 if(graph.hasStatement(model, L0.IsLinkedTo, resource))
  34                 throw new CannotRemoveException("The shared library is being referenced by " + graph.getURI(model));
  35         }
  36
  37         super.remove(graph);
  38
  39     }
  40
  41 }