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.Resource;
15 import org.simantics.db.WriteGraph;
16 import org.simantics.db.exception.DatabaseException;
19 * Manages trigger activations.
20 * This is a Session service. Acquire it
21 * by calling Session.getService(IActivationManager.class).
23 public interface IActivationManager {
25 * Activates all triggers attached to the resource
26 * (by HasTrigger-relation). A trigger is active
27 * as long as there is one or more activations
30 IActivation activate(Resource resource);
32 IActivation activate(WriteGraph graph, Resource resource) throws DatabaseException;
34 void activateOnce(Resource resource);
36 void activateOnce(WriteGraph graph, Resource resource) throws DatabaseException;