Clean Code

Listing B-5 (continued)
SpreadsheetDate.java

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390
Appendix B: 
org.jfree.date.SerialDate
Listing B-6 
RelativeDayOfWeekRule.java
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 * RelativeDayOfWeekRule.java
29 * --------------------------
30 * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
31 *
32 * Original Author: David Gilbert (for Object Refinery Limited);
33 * Contributor(s): -;
34 *
35 * $Id: RelativeDayOfWeekRule.java,v 1.6 2005/11/16 15:58:40 taqua Exp $
36 *
37 * Changes (from 26-Oct-2001)
38 * --------------------------
39 * 26-Oct-2001 : Changed package to com.jrefinery.date.*;
40 * 03-Oct-2002 : Fixed errors reported by Checkstyle (DG);
41 *
42 */
43 
44 package org.jfree.date;
45 
46 /**
47 * An annual date rule that returns a date for each year based on (a) a
48 * reference rule; (b) a day of the week; and (c) a selection parameter
49 * (SerialDate.PRECEDING, SerialDate.NEAREST, SerialDate.FOLLOWING).
50 *
51 * For example, Good Friday can be specified as 'the Friday PRECEDING Easter
52 * Sunday'.
53 *
54 * @author David Gilbert
55 */
56 public class RelativeDayOfWeekRule extends AnnualDateRule {
57 
58 /** A reference to the annual date rule on which this rule is based. */
59 private AnnualDateRule subrule;
60 
61 /**
62 * The day of the week (SerialDate.MONDAY, SerialDate.TUESDAY, and so on).

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391