com.calitha.util
Class DateUtil

java.lang.Object
  com.calitha.util.DateUtil

public final class DateUtil
extends Object

The DateUtil class contains a collection of convenience methods for using dates and calendars.

Author:

Robert van Loenhout

Method Summary

static String	formatCalendar(Calendar calendar, String pattern) Formats a calendar.
static String	formatCalendar(Calendar calendar, String pattern, TimeZone timezone) Formats a calendar.
static String	formatCurrentDate(String pattern) Formats the current date.
static String	formatDate(Date date, String pattern) Formats a date.
static String	formatDate(Date date, String pattern, TimeZone timezone) Formats a date.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

formatDate

public static String formatDate(Date date,
                                String pattern,
                                TimeZone timezone)

Formats a date.

The date is formatted by applying the pattern. The timezone determines the offset compared to GMT.

Parameters:

date - date to be formatted

pattern - pattern that determines the format of the date

timezone - timezone

Returns:

date as a string

Throws:

IllegalArgumentException - if an argument is null

formatDate

public static String formatDate(Date date,
                                String pattern)

Formats a date.

The date is formatted by applying the pattern. The default system timezone is used.

Parameters:

date - date to be formatted

pattern - pattern that determines the format of the date

Returns:

date as a string

Throws:

IllegalArgumentException - if an argument is null

formatCurrentDate

public static String formatCurrentDate(String pattern)

Formats the current date.

The date is formatted by applying the pattern. The default systen timezone is used.

Parameters:

pattern - pattern that determines the format of the date

Returns:

date as a string

Throws:

IllegalArgumentException - if an argument is null

formatCalendar

public static String formatCalendar(Calendar calendar,
                                    String pattern)

Formats a calendar.

The calendar is formatted by applying the pattern. The default system timezone is used.

Parameters:

calendar - calender to be formatted

pattern - pattern that determines the format of the date

Returns:

calendar as a string

Throws:

IllegalArgumentException - if an argument is null

formatCalendar

public static String formatCalendar(Calendar calendar,
                                    String pattern,
                                    TimeZone timezone)

Formats a calendar.

The calendar is formatted by applying the pattern. The timezone determines the offset compared to GMT.

Parameters:

calendar - calender to be formatted

pattern - pattern that determines the format of the date

timezone - timezone used to format the date

Returns:

calendar as a string

Throws:

IllegalArgumentException - if an argument is null