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Java > Open Source Codes > org > jfree > date > DateUtilities


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  * DateUtilities.java
29  * ------------------
30  * (C) Copyright 2002, 2003, by Object Refinery Limited.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): -;
34  *
35  * $Id: DateUtilities.java,v 1.4 2005/11/16 15:58:40 taqua Exp $
36  *
37  * Changes
38  * -------
39  * 11-Oct-2002 : Version 1 (DG);
40  * 03-Apr-2003 : Added clear() method call (DG)
41  *
42  */
43
44 package org.jfree.date;
45
46 import java.util.Calendar JavaDoc;
47 import java.util.Date JavaDoc;
48
49 /**
50  * Some useful date methods.
51  *
52  * @author David Gilbert.
53  */
54 public class DateUtilities {
55
56     /**
57      * Private constructor to prevent object creation.
58      */
59     private DateUtilities() {
60     }
61
62     /** A working calendar. */
63     private static final Calendar JavaDoc CALENDAR = Calendar.getInstance();
64
65     /**
66      * Creates a date.
67      *
68      * @param yyyy the year.
69      * @param month the month (1 - 12).
70      * @param day the day.
71      *
72      * @return a date.
73      */
74     public static synchronized Date JavaDoc createDate(final int yyyy, final int month, final int day) {
75         CALENDAR.clear();
76         CALENDAR.set(yyyy, month - 1, day);
77         return CALENDAR.getTime();
78     }
79
80     /**
81      * Creates a date.
82      *
83      * @param yyyy the year.
84      * @param month the month (1 - 12).
85      * @param day the day.
86      * @param hour the hour.
87      * @param min the minute.
88      *
89      * @return a date.
90      */
91     public static synchronized Date JavaDoc createDate(final int yyyy, final int month, final int day, final int hour, final int min) {
92
93         CALENDAR.clear();
94         CALENDAR.set(yyyy, month - 1, day, hour, min);
95         return CALENDAR.getTime();
96
97     }
98
99
100 }
101
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