bundles/org.simantics.selectionview/src/org/simantics/selectionview/DisplayPropertyVariableAdapter.java

   1 package org.simantics.selectionview;
   2
   3 import org.simantics.databoard.Datatypes;
   4 import org.simantics.db.ReadGraph;
   5 import org.simantics.db.Resource;
   6 import org.simantics.db.common.adaption.SimpleContextualAdapter;
   7 import org.simantics.db.exception.DatabaseException;
   8 import org.simantics.db.layer0.variable.ConstantValueStandardGraphPropertyVariable;
   9 import org.simantics.db.layer0.variable.ModelledVariablePropertyDescriptor;
  10 import org.simantics.db.layer0.variable.Variable;
  11 import org.simantics.db.layer0.variable.Variables;
  12
  13 public class DisplayPropertyVariableAdapter extends SimpleContextualAdapter<Variable, ModelledVariablePropertyDescriptor> {
  14
  15     public String getDisplayProperty(ReadGraph graph, Variable property) throws DatabaseException {
  16         Resource predicate = property.getPossiblePredicateResource(graph);
  17         if(predicate == null) return property.getName(graph);
  18         return Variables.getVariable(graph, graph.getURI(predicate)).getLabel(graph);
  19 //        Variable predicate = property.getPossiblePropertyValue(graph, Variables.PREDICATE);
  20 //        if(predicate == null) return property.getName(graph);
  21 //        else return predicate.getPropertyValue(graph, Variables.LABEL);
  22     }
  23
  24         @Override
  25         public Variable adapt(ReadGraph graph, Resource source, ModelledVariablePropertyDescriptor context) throws DatabaseException {
  26
  27         String value = getDisplayProperty(graph, context.getVariable());
  28         return new ConstantValueStandardGraphPropertyVariable(graph, context.getVariable(),
  29                         context.getSubject(),
  30                         SelectionViewResources.getInstance(graph).HasDisplayProperty,
  31                         value != null ? value : "", Datatypes.STRING);
  32
  33         }
  34
  35 }