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1   /*
2    * $Header: /cvsroot/jdbforms/dbforms/src/org/dbforms/event/eventtype/AbstractCompositeEventTypeStrategy.java,v 1.1 2005/11/30 20:31:18 hkollmann Exp $
3    * $Revision: 1.1 $
4    * $Date: 2005/11/30 20:31:18 $
5    *
6    * DbForms - a Rapid Application Development Framework
7    * Copyright (C) 2001 Joachim Peer <joepeer@excite.com>
8    *
9    * This library is free software; you can redistribute it and/or
10   * modify it under the terms of the GNU Lesser General Public
11   * License as published by the Free Software Foundation; either
12   * version 2.1 of the License, or (at your option) any later version.
13   *
14   * This library is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17   * Lesser General Public License for more details.
18   *
19   * You should have received a copy of the GNU Lesser General Public
20   * License along with this library; if not, write to the Free Software
21   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22   */
23  
24  package org.dbforms.event.eventtype;
25  
26  import java.util.ArrayList;
27  
28  
29  
30  //import org.apache.commons.logging.Log;\nimport org.apache.commons.logging.LogFactory; 
31  
32  /***
33   * Abstract composite EventTypeStrategy class.
34   *
35   * @author Luca Fossato
36   *
37   */
38  public abstract class AbstractCompositeEventTypeStrategy implements EventTypeStrategy {
39     /*** the list of EventTypeStrategy objects */
40     protected ArrayList strategyList = new ArrayList();
41  
42     /***
43      * Gets the child EventTypeStrategy having the input index
44      *
45      * @param index DOCUMENT ME!
46      *
47      * @return the child EventTypeStrategy having the input index
48      */
49     public EventTypeStrategy getChild(int index) {
50        return (EventTypeStrategy) strategyList.get(index);
51     }
52  
53  
54     /***
55      * Adds an EventTypeStrategy object to the Strategy list
56      *
57      * @param strategy the EventTypeStrategy object to add to
58      */
59     public void add(EventTypeStrategy strategy) {
60        strategyList.add(strategy);
61     }
62  
63  
64     /***
65      * Remove an EventTypeStrategy object to the Strategy list
66      *
67      * @param strategy the EventTypeStrategy object to remove to
68      *
69      * @return true if the object had removed from the list; false otherwise
70      */
71     public boolean remove(EventTypeStrategy strategy) {
72        return strategyList.remove(strategy);
73     }
74  }