blob: 97b339350d9ed0c9a4bd3806615526ac0c054014 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
package org.eclipse.viatra.solver.data.query;
import java.util.Set;
import org.apache.log4j.Logger;
import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
import org.eclipse.viatra.query.runtime.api.scope.IEngineContext;
import org.eclipse.viatra.query.runtime.api.scope.IIndexingErrorListener;
import org.eclipse.viatra.query.runtime.api.scope.QueryScope;
import org.eclipse.viatra.solver.data.model.Model;
import org.eclipse.viatra.solver.data.model.Tuple;
import org.eclipse.viatra.solver.data.query.internal.RelationUpdateListener;
import org.eclipse.viatra.solver.data.query.internal.RelationalEngineContext;
import org.eclipse.viatra.solver.data.query.view.RelationView;
public class RelationalScope extends QueryScope{
private final Model model;
private final RelationUpdateListener updateListener;
public RelationalScope(Model model, Set<RelationView<?>> relationViews) {
this.model = model;
updateListener = new RelationUpdateListener(relationViews);
}
public <D> void processUpdate(RelationView<D> relationView, Tuple key, D oldValue, D newValue) {
updateListener.processChange(relationView, key, oldValue, newValue);
}
@Override
protected IEngineContext createEngineContext(ViatraQueryEngine engine, IIndexingErrorListener errorListener,
Logger logger) {
return new RelationalEngineContext(model, updateListener);
}
}
|