bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/ResourceVariableFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management
   3  * in 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.browsing.ui.swt.widgets;
  13
  14 import org.simantics.browsing.ui.swt.widgets.impl.ReadFactoryImpl;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.exception.DatabaseException;
  18 import org.simantics.db.layer0.variable.Variable;
  19 import org.simantics.db.layer0.variable.Variables;
  20
  21
  22 public class ResourceVariableFactory extends ReadFactoryImpl<Resource, Variable> {
  23
  24         @Override
  25         public Object getIdentity(Object inputContents) {
  26                 return inputContents;
  27         }
  28
  29         @Override
  30         public Variable perform(ReadGraph graph, Resource input) throws DatabaseException {
  31
  32                 return Variables.getPossibleVariable(graph, input);
  33
  34         }
  35
  36 }