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Java > Open Source Codes > org > jfree > base > config > ModifiableConfiguration


1 /* ========================================================================
2  * JCommon : a free general purpose class library for the Java(tm) platform
3  * ========================================================================
4  *
5  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jcommon/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * ----------------------------
28  * ModifiableConfiguration.java
29  * ----------------------------
30  * (C)opyright 2004, by Thomas Morgner and Contributors.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): Thomas Morgner;
34  *
35  * $Id: ModifiableConfiguration.java,v 1.3 2005/10/18 13:14:12 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 07-Jun-2004 : Added JCommon header (DG);
40  *
41  */

42
43 package org.jfree.base.config;
44
45 import java.util.Enumeration JavaDoc;
46 import java.util.Iterator JavaDoc;
47
48 import org.jfree.util.Configuration;
49
50 /**
51  * A modifiable configuration.
52  *
53  * @author Thomas Morgner
54  */

55 public interface ModifiableConfiguration extends Configuration {
56  
57     /**
58      * Sets the value of a configuration property.
59      *
60      * @param key the property key.
61      * @param value the property value.
62      */

63     public void setConfigProperty(final String JavaDoc key, final String JavaDoc value);
64   
65     /**
66      * Returns the configuration properties.
67      *
68      * @return The configuration properties.
69      */

70     public Enumeration JavaDoc getConfigProperties();
71   
72     /**
73      * Returns an iterator for the keys beginning with the specified prefix.
74      *
75      * @param prefix the prefix.
76      *
77      * @return The iterator.
78      */

79     public Iterator JavaDoc findPropertyKeys(final String JavaDoc prefix);
80
81 }
82
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