]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.db/src/org/simantics/db/VirtualGraph.java
Fixed multiple issues causing dangling references to discarded queries
[simantics/platform.git] / bundles / org.simantics.db / src / org / simantics / db / VirtualGraph.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.db;
13
14 import org.simantics.db.service.VirtualGraphSupport;
15
16
17 /**
18  * Not intended to be implemented by clients.
19  * 
20  * @author Antti Villberg
21  * 
22  * @see VirtualGraphSupport
23  */
24 public interface VirtualGraph {
25
26     public enum Persistency {
27         MEMORY("M"), WORKSPACE("W");
28         final private String id;
29         Persistency(String id) {
30                 this.id = id;
31         }
32         public String identifier() {
33                 return id;
34         }
35     }
36         
37     void register(VirtualGraphSource source);
38     Persistency getPersistency();
39     String getIdentifier();
40
41 }