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Variable optimizations for documents (Simupedia)
[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / variable / ProxyVariableSupport.java
1 /*******************************************************************************
2  * Copyright (c) 2018 Association for Decentralized Information Management in
3  * 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  *     Semantum Oy - initial API and implementation
11  *******************************************************************************/
12 package org.simantics.db.layer0.variable;
13
14 import org.simantics.db.ReadGraph;
15
16 /**
17  * Allows attaching a variable under another one to create custom hierarchies
18  * from existing variables.
19  * 
20  * @author Antti Villberg
21  * @since 1.36.0
22  */
23 public interface ProxyVariableSupport {
24
25     Variable attachTo(ReadGraph graph, Variable parent);
26     Variable attachToRenamed(ReadGraph graph, Variable parent, String name);
27
28 }