org.simantics.plant3d/src/org/simantics/plant3d/geometry/ParameterRead.java

   1 package org.simantics.plant3d.geometry;
   2
   3 import java.util.HashMap;
   4 import java.util.Map;
   5
   6 import org.simantics.databoard.Bindings;
   7 import org.simantics.db.ReadGraph;
   8 import org.simantics.db.Resource;
   9 import org.simantics.db.common.request.ResourceRead;
  10 import org.simantics.db.exception.DatabaseException;
  11 import org.simantics.layer0.Layer0;
  12 import org.simantics.plant3d.ontology.Plant3D;
  13
  14 public class ParameterRead extends ResourceRead<Map<String, Object>> {
  15
  16             public ParameterRead(Resource resource) {
  17             super(resource);
  18         }
  19
  20             @Override
  21             public Map<String, Object> perform(ReadGraph graph) throws DatabaseException {
  22                 Map<String,Object> parameters = new HashMap<>();
  23                 Layer0 L0 = Layer0.getInstance(graph);
  24                 Plant3D P3D = Plant3D.getInstance(graph);
  25
  26                 for (Resource assertion : graph.getObjects(resource, L0.Asserts)) {
  27                 Resource rel = graph.getSingleObject(assertion, L0.HasPredicate);
  28                 if (!rel.equals(P3D.hasParameter))
  29                     continue;
  30                 Resource param = graph.getSingleObject(assertion, L0.HasObject);
  31                 String name = graph.getRelatedValue(param, L0.HasName, Bindings.STRING);
  32                 Object value = graph.getRelatedValue(param, P3D.hasParameterValue);
  33                 parameters.put(name, value);
  34             }
  35                 for (Resource param : graph.getObjects(resource, P3D.hasParameter)) {
  36                     String name = graph.getRelatedValue(param, L0.HasName, Bindings.STRING);
  37                     Object value = graph.getRelatedValue(param, P3D.hasParameterValue);
  38                     parameters.put(name, value);
  39                 }
  40
  41                 return parameters;
  42             }
  43
  44         }