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Statements request is missing dec
[simantics/platform.git] / bundles / org.simantics.charts / src / org / simantics / charts / query / ChartItemIndexQuery.java
1 /*******************************************************************************
2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
3  * Industry THTH ry.
4  * All rights reserved. This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License v1.0
6  * which accompanies this distribution, and is available at
7  * http://www.eclipse.org/legal/epl-v10.html
8  *
9  * Contributors:
10  *     VTT Technical Research Centre of Finland - initial API and implementation
11  *******************************************************************************/
12 package org.simantics.charts.query;
13
14 import org.simantics.charts.ontology.ChartResource;
15 import org.simantics.databoard.Bindings;
16 import org.simantics.db.ReadGraph;
17 import org.simantics.db.Resource;
18 import org.simantics.db.common.request.ResourceRead;
19 import org.simantics.db.exception.DatabaseException;
20
21 public class ChartItemIndexQuery extends ResourceRead<Integer> {
22
23         public ChartItemIndexQuery(Resource resource) {
24                 super(resource);
25         }
26
27         @Override
28         public Integer perform(ReadGraph graph) throws DatabaseException {
29                 ChartResource CHART = ChartResource.getInstance(graph);
30                 return graph.getPossibleRelatedValue(resource, CHART.Chart_Item_Index, Bindings.INTEGER);
31         }
32
33 }