gerrit.simantics Code Review - simantics/platform.git/blob

   1 /*******************************************************************************
   2  * Copyright (c) 2014 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  *     Semantum Oy - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.ui.chart.property;
  13
  14 import org.simantics.browsing.ui.swt.widgets.impl.ReadFactoryImpl;
  15 import org.simantics.databoard.Bindings;
  16 import org.simantics.db.ReadGraph;
  17 import org.simantics.db.Resource;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.utils.datastructures.Triple;
  20
  21 /**
  22  * @author Tuukka Lehtonen
  23  */
  24 public class BooleanPropertyFactory extends ReadFactoryImpl<Resource, Boolean> {
  25
  26     final private String propertyURI;
  27
  28     public BooleanPropertyFactory(String propertyURI) {
  29         this.propertyURI = propertyURI;
  30     }
  31
  32     @Override
  33     public Object getIdentity(Object inputContents) {
  34         return new Triple<Resource, String, Object>((Resource) inputContents, propertyURI, getClass());
  35     }
  36
  37     @Override
  38     public Boolean perform(ReadGraph graph, Resource r) throws DatabaseException {
  39         return graph.getPossibleRelatedValue2(r, graph.getResource(propertyURI), Bindings.BOOLEAN);
  40     }
  41
  42 }