1 package org.simantics.modeling.ui.diagram.monitor;
3 import java.util.ArrayList;
4 import java.util.Collections;
6 import org.simantics.databoard.Bindings;
7 import org.simantics.db.ReadGraph;
8 import org.simantics.db.RelationContext;
9 import org.simantics.db.Resource;
10 import org.simantics.db.Statement;
11 import org.simantics.db.common.adaption.SimpleContextualAdapter;
12 import org.simantics.db.exception.AdaptionException;
13 import org.simantics.db.exception.DatabaseException;
14 import org.simantics.db.layer0.property.OrderedResource;
15 import org.simantics.operation.Layer0X;
17 public class ObtainedExpressionAdapter extends SimpleContextualAdapter<String, RelationContext> {
20 public String adapt(ReadGraph graph, Resource source, RelationContext context) throws DatabaseException {
22 Layer0X L0X = Layer0X.getInstance(graph);
23 ArrayList<OrderedResource> order = new ArrayList<OrderedResource>();
24 for(Statement stm : graph.getStatements(context.getSubject(), L0X.ObtainsProperty)) {
25 Integer position = graph.getRelatedValue(stm.getPredicate(), L0X.NaturalNumberOrderRelation, Bindings.INTEGER);
26 order.add(new OrderedResource(position, stm.getObject()));
29 Collections.sort(order);
30 for(OrderedResource or : order) {
31 String result = graph.getPossibleRelatedAdapter(or.r, L0X.HasExpression, String.class);
32 if(result != null) return result;
35 throw new AdaptionException("No obtained expression available");