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Java > Open Source Codes > mondrian > calc > VoidCalc


1 /*
2 // $Id: //open/mondrian/src/main/mondrian/calc/VoidCalc.java#4 $
3 // This software is subject to the terms of the Common Public License
4 // Agreement, available at the following URL:
5 // http://www.opensource.org/licenses/cpl.html.
6 // Copyright (C) 2006-2007 Julian Hyde
7 // All Rights Reserved.
8 // You must accept the terms of that agreement to use this software.
9 */
10 package mondrian.calc;
11
12 import mondrian.olap.Evaluator;
13
14 /**
15  * Expression which has a void result.
16  *
17  * <p>Since it doesn't return anything, any useful implementation of this
18  * class will do its work by causing side-effects.
19  *
20  * @author jhyde
21  * @version $Id: //open/mondrian/src/main/mondrian/calc/VoidCalc.java#4 $
22  * @since Sep 29, 2005
23  */
24 public interface VoidCalc extends Calc {
25     void evaluateVoid(Evaluator evaluator);
26 }
27
28 // End VoidCalc.java
29
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