+package org.simantics.plant3d.geometry;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.layer0.Layer0;
+import org.simantics.plant3d.ontology.Plant3D;
+
+public class ParameterRead extends ResourceRead<Map<String, Object>> {
+
+ public ParameterRead(Resource resource) {
+ super(resource);
+ }
+
+ @Override
+ public Map<String, Object> perform(ReadGraph graph) throws DatabaseException {
+ Map<String,Object> parameters = new HashMap<>();
+ Layer0 L0 = Layer0.getInstance(graph);
+ Plant3D P3D = Plant3D.getInstance(graph);
+
+ for (Resource assertion : graph.getObjects(resource, L0.Asserts)) {
+ Resource rel = graph.getSingleObject(assertion, L0.HasPredicate);
+ if (!rel.equals(P3D.hasParameter))
+ continue;
+ Resource param = graph.getSingleObject(assertion, L0.HasObject);
+ String name = graph.getRelatedValue(param, L0.HasName, Bindings.STRING);
+ Object value = graph.getRelatedValue(param, P3D.hasParameterValue);
+ parameters.put(name, value);
+ }
+ for (Resource param : graph.getObjects(resource, P3D.hasParameter)) {
+ String name = graph.getRelatedValue(param, L0.HasName, Bindings.STRING);
+ Object value = graph.getRelatedValue(param, P3D.hasParameterValue);
+ parameters.put(name, value);
+ }
+
+ return parameters;
+ }
+
+ }
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