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.layer0.utils.triggers;
14 import org.simantics.db.request.Read;
18 * A trigger creates a graph modification, when some condition in the
19 * graph is satisfied. It may assume that the graph is not modified
20 * between returning the Modification and performing it.
21 * Thus Modification that is executed should always be (re)queried in
24 public interface ITrigger extends Read<IModification> {