1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.db.procedure;
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18 * @see AsyncProcedure
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19 * @see AsyncMultiProcedure
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22 * @see MultiProcedure
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24 public interface ListenerBase {
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27 * Informs the database client of the liveness of this procedure. After a
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28 * procedure says that it is disposed, it will be detached from listening to
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29 * request changes and allow the system to discard the procedure references
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33 * This return value can be either <code>true</code> or change from
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34 * <code>false</code> to <code>true</code>, it must never change from
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35 * <code>true</code> to <code>false</code>.
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40 boolean isDisposed();
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