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Java > Open Source Codes > org > jfree > base > log > MemoryUsageMessage


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  * MemoryUsageMessage.java
29  * -----------------------
30  * (C) Copyright 2004, by Object Refinery Limited.
31  *
32  * Original Author: Thomas Morgner;
33  * Contributor(s): David Gilbert (for Object Refinery Limited);
34  *
35  * $Id: MemoryUsageMessage.java,v 1.3 2005/10/18 13:14:33 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 15-Jul-2004 : Added JCommon header (DG);
40  *
41  */
42
43 package org.jfree.base.log;
44
45 /**
46  * A helper class to print memory usage message if needed.
47  *
48  * @author Thomas Morgner
49  */
50 public class MemoryUsageMessage {
51
52     /** The message. */
53     private final String JavaDoc message;
54
55     /**
56      * Creates a new message.
57      *
58      * @param message the message.
59      */
60     public MemoryUsageMessage(final String JavaDoc message) {
61         this.message = message;
62     }
63
64     /**
65      * Returns a string representation of the message (useful for debugging).
66      *
67      * @return the string.
68      */
69     public String JavaDoc toString() {
70         return this.message + "Free: " + Runtime.getRuntime().freeMemory() + "; "
71             + "Total: " + Runtime.getRuntime().totalMemory();
72     }
73     
74 }
75
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