]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.diagram/src/org/simantics/diagram/symbolcontribution/IndexRootSymbolContribution.java
Fixed multiple issues causing dangling references to discarded queries
[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / symbolcontribution / IndexRootSymbolContribution.java
1 /*******************************************************************************
2  * Copyright (c) 2007, 2010 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.diagram.symbolcontribution;
13
14 import org.simantics.db.ReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.common.request.PossibleIndexRoot;
17 import org.simantics.db.exception.DatabaseException;
18
19 public class IndexRootSymbolContribution implements SymbolContribution {
20         
21     public SymbolProviderFactory create(ReadGraph graph, Resource diagram) throws DatabaseException {
22         Resource indexRoot = graph.syncRequest(new PossibleIndexRoot(diagram));
23         return new IndexRootSymbolProviderFactory(indexRoot, diagram);
24     }
25 }