001/*
002// This software is subject to the terms of the Eclipse Public License v1.0
003// Agreement, available at the following URL:
004// http://www.eclipse.org/legal/epl-v10.html.
005// You must accept the terms of that agreement to use this software.
006//
007// Copyright (C) 2006-2007 Pentaho
008// All Rights Reserved.
009*/
010package mondrian.calc;
011
012import mondrian.olap.Evaluator;
013
014/**
015 * Expression which has a void result.
016 *
017 * <p>Since it doesn't return anything, any useful implementation of this
018 * class will do its work by causing side-effects.
019 *
020 * @author jhyde
021 * @since Sep 29, 2005
022 */
023public interface VoidCalc extends Calc {
024    void evaluateVoid(Evaluator evaluator);
025}
026
027// End VoidCalc.java