1 /*******************************************************************************
2 * Copyright (c) 2018 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 * Semantum Oy - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.layer0.adapter;
14 import org.simantics.db.ComputationalValue;
15 import org.simantics.db.ReadGraph;
16 import org.simantics.db.Resource;
17 import org.simantics.db.exception.DatabaseException;
18 import org.simantics.scl.reflection.ReflectionUtils;
19 import org.simantics.scl.reflection.ValueNotFoundException;
22 * @author Antti Villberg
25 public class ReflectionComputationalValue implements ComputationalValue {
27 @SuppressWarnings("unchecked")
29 public <T> T getValue(ReadGraph graph, Resource resource) throws DatabaseException {
31 return (T)ReflectionUtils.getValue(graph.getURI(resource)).getValue();
32 } catch(ValueNotFoundException e) {
33 throw new DatabaseException(e);
34 } catch(ClassCastException e) {
35 throw new DatabaseException(e);