01: /* ========================================================================
02: * JCommon : a free general purpose class library for the Java(tm) platform
03: * ========================================================================
04: *
05: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jcommon/index.html
08: *
09: * 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;
46: import java.util.Iterator;
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 key, final String value);
64:
65: /**
66: * Returns the configuration properties.
67: *
68: * @return The configuration properties.
69: */
70: public Enumeration 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 findPropertyKeys(final String prefix);
80:
81: }
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