1 /*******************************************************************************
2 * Copyright (c) 2010, 2011 Association for Decentralized Information Management in
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.modeling.ui.chart.property;
14 import org.simantics.browsing.ui.swt.widgets.impl.TextModifyListenerImpl;
15 import org.simantics.databoard.Bindings;
16 import org.simantics.db.Resource;
17 import org.simantics.db.WriteGraph;
18 import org.simantics.db.exception.DatabaseException;
19 import org.simantics.db.management.ISessionContext;
21 public class DoublePropertyModifier extends TextModifyListenerImpl<Resource> {
23 final private String propertyURI;
25 public DoublePropertyModifier(ISessionContext context, String propertyURI) {
26 this.propertyURI = propertyURI;
30 public void applyText(WriteGraph graph, Resource input, String text) throws DatabaseException {
31 if (text == null || text.trim().isEmpty()) {
32 if (graph.hasStatement(input, graph.getResource(propertyURI)))
33 graph.denyValue(input, graph.getResource(propertyURI));
35 graph.claimLiteral(input, graph.getResource(propertyURI), Double.parseDouble(text), Bindings.DOUBLE);