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Java > Open Source Codes > com > tonbeller > jpivot > olap > model > Hierarchy


1 /*
2  * ====================================================================
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) 2003-2004 TONBELLER AG.
7  * All Rights Reserved.
8  * You must accept the terms of that agreement to use this software.
9  * ====================================================================
10  *
11  *
12  */
13 package com.tonbeller.jpivot.olap.model;
14
15
16
17 /**
18  * Hierarchy of a dimension
19  * @see Dimension
20  * @author av
21  */
22 public interface Hierarchy extends Expression, Displayable, Visitable, Decorator {
23   /**
24    * get the Dimension to which this Hierarchy belongs.
25    */
26   Dimension getDimension();
27   
28   /**
29    * get the Levels of this Hierarchy. Returns null, if this is a ragged hierarchy
30    * that does not support levels.
31    */
32   Level[] getLevels();
33   
34   boolean hasAll();
35 }
36
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