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Java > Open Source Codes > net > sourceforge > cruisecontrol > util > DateHelper


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37 package net.sourceforge.cruisecontrol.util;
38
39 import java.text.DateFormat JavaDoc;
40 import java.text.SimpleDateFormat JavaDoc;
41 import java.util.Locale JavaDoc;
42
43 /**
44  * Helper class for date-related functions.
45  * @author <a HREF="mailto:robertdw@users.sourceforge.net">Robert Watkins</a>
46  */

47 public final class DateHelper {
48
49     private static final char YEAR = 'y';
50     private static final char DAY = 'd';
51     private static final char MONTH = 'M';
52     private static final String JavaDoc TWENTY_FOUR_HOUR = " HH:mm:ss";
53     private static final SimpleDateFormat JavaDoc YEAR_FORMAT = new SimpleDateFormat JavaDoc("yyyy/MM/dd" + TWENTY_FOUR_HOUR);
54     private static final SimpleDateFormat JavaDoc DAY_FORMAT = new SimpleDateFormat JavaDoc("dd/MM/yyyy" + TWENTY_FOUR_HOUR);
55     private static final SimpleDateFormat JavaDoc MONTH_FORMAT = new SimpleDateFormat JavaDoc("MM/dd/yyyy" + TWENTY_FOUR_HOUR);
56     
57     private DateHelper() {
58         // private constructor for utility class.
59
}
60     
61     /**
62      * Create a date format for the locale provided.
63      * @param locale the locale.
64      * @return the date format.
65      */

66     public static SimpleDateFormat JavaDoc createDateFormat(Locale JavaDoc locale) {
67         SimpleDateFormat JavaDoc standardFormat = (SimpleDateFormat JavaDoc) DateFormat.getDateInstance(DateFormat.SHORT, locale);
68         String JavaDoc standardPattern = standardFormat.toPattern();
69         char firstLetterInPattern = standardPattern.charAt(0);
70         switch (firstLetterInPattern) {
71             case MONTH:
72                 return MONTH_FORMAT;
73             case DAY:
74                 return DAY_FORMAT;
75             case YEAR:
76                 return YEAR_FORMAT;
77             default:
78                 return new SimpleDateFormat JavaDoc(standardPattern + TWENTY_FOUR_HOUR);
79         }
80     }
81 }
82
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