1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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.db.layer0.variable;
14 import org.simantics.db.ReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.exception.DatabaseException;
18 public interface VariableInterface {
20 * @param uri A full variable URI
22 Variable getVariable(ReadGraph graph, String uri);
24 * @param base a resource with URI
25 * @param uri A relative variable URI
27 Variable getVariable(ReadGraph graph, Resource base, String suffix);
28 Variable getVariable(ReadGraph graph, Resource variable);
30 * A context-dependent object which encodes a variable
32 <T> Variable getVariable(ReadGraph graph, T context) throws DatabaseException;
33 <T> Variable getVariable(ReadGraph graph, Variable basedOn, T context) throws DatabaseException;