org.sape.carboncontrib.utils
Class DateTimeUtils

java.lang.Object
  org.sape.carboncontrib.utils.DateTimeUtils

public class DateTimeUtils

extends Object

Date and Time utilities.

Field Summary

private static int	BUF_LEN Buffer length for string buffer manipulation
static String	DATE_PATTERN Date pattern.
static String	DATE_TIME_PATTERN DateTime pattern.
static String	DATE_TIME_TZ_PATTERN DateTimeTz pattern.
static String	GMT GMT TimeZone ID
private static org.apache.commons.logging.Log	log

Constructor Summary

DateTimeUtils()

Method Summary

static String	formatGmtDate(Date date) Formats a java.util.Date as a GMT date.
static String	formatGmtDateTime(Date date) Formats a java.util.Date as a GMT date and time.
static String	formatGmtDateTimeTz(Date date) Formats a java.util.Date as a GMT date, time and timezone.
static SimpleDateFormat	getGmtDateFormat() Returns a SimpleDateFormat for GMT time zone and DATE_PATTERN pattern
static SimpleDateFormat	getGmtDateTimeFormat() Returns a SimpleDateFormat for GMT time zone and DATE_TIME_PATTERN pattern
static SimpleDateFormat	getGmtDateTimeTzFormat() Returns a SimpleDateFormat for GMT time zone and DATE_TIME_TZ_PATTERN pattern
static SimpleDateFormat	getSimpleDateFormat(TimeZone timeZone, String pattern) Returns a SimpleDateFormat for the specified time zone and formatting pattern (as specified by SimpleDateFormat).
static Date	parseGmtDate(String dateString) Parses a GMT date to java.util.Date.
static Date	parseGmtDateTime(String dateTimeString) Parses a GMT date time to java.util.Date.
static Date	parseGmtDateTimeTz(String dateTimeTzString) Parses a GMT date, time, timezone to java.util.Date.

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.apache.commons.logging.Log log

BUF_LEN

private static final int BUF_LEN

Buffer length for string buffer manipulation

See Also:

Constant Field Values

DATE_PATTERN

public static final String DATE_PATTERN

Date pattern. Example: 10-28-2002

See Also:

Constant Field Values

DATE_TIME_PATTERN

public static final String DATE_TIME_PATTERN

DateTime pattern. Example: 10-28-2002 02:10:36

See Also:

Constant Field Values

DATE_TIME_TZ_PATTERN

public static final String DATE_TIME_TZ_PATTERN

DateTimeTz pattern. Example: 10-28-2002 02:10:36 GMT

See Also:

Constant Field Values

GMT

public static final String GMT

GMT TimeZone ID

See Also:

Constant Field Values

Constructor Detail

DateTimeUtils

public DateTimeUtils()

Method Detail

getSimpleDateFormat

public static final SimpleDateFormat getSimpleDateFormat(TimeZone timeZone,
                                                         String pattern)

Returns a SimpleDateFormat for the specified time zone and formatting pattern (as specified by SimpleDateFormat).

Parameters:

timeZone - the time zone for the SimpleDateFormat.

pattern - the formatting pattern for the SimpleDateFormat.

Returns:

SimpleDateFormat with specified time zone and pattern

getGmtDateFormat

public static final SimpleDateFormat getGmtDateFormat()

Returns a SimpleDateFormat for GMT time zone and DATE_PATTERN pattern

Returns:

SimpleDateFormat with GMT time zone and DATE_PATTERN pattern

getGmtDateTimeFormat

public static final SimpleDateFormat getGmtDateTimeFormat()

Returns a SimpleDateFormat for GMT time zone and DATE_TIME_PATTERN pattern

Returns:

SimpleDateFormat with GMT time zone and DATE_TIME_PATTERN pattern

getGmtDateTimeTzFormat

public static final SimpleDateFormat getGmtDateTimeTzFormat()

Returns a SimpleDateFormat for GMT time zone and DATE_TIME_TZ_PATTERN pattern

Returns:

SimpleDateFormat with GMT time zone and DATE_TIME_TZ_PATTERN pattern

formatGmtDate

public static final String formatGmtDate(Date date)

Formats a java.util.Date as a GMT date.

Parameters:

date - the date to be formatted

Returns:

String representation of the date.

formatGmtDateTime

public static final String formatGmtDateTime(Date date)

Formats a java.util.Date as a GMT date and time.

Parameters:

date - the date to be formatted

Returns:

String representation of the date.

formatGmtDateTimeTz

public static final String formatGmtDateTimeTz(Date date)

Formats a java.util.Date as a GMT date, time and timezone.

Parameters:

date - the date to be formatted

Returns:

String representation of the date.

parseGmtDate

public static final Date parseGmtDate(String dateString)
                               throws ParseException

Parses a GMT date to java.util.Date.

Parameters:

dateString - the String to be converted to a Date.

Returns:

Date representation of the dateString.

Throws:

ParseException

parseGmtDateTime

public static final Date parseGmtDateTime(String dateTimeString)
                                   throws ParseException

Parses a GMT date time to java.util.Date.

Parameters:

dateTimeString - the String to be converted to a Date.

Returns:

Date representation of the dateTimeString.

Throws:

ParseException

parseGmtDateTimeTz

public static final Date parseGmtDateTimeTz(String dateTimeTzString)
                                     throws ParseException

Parses a GMT date, time, timezone to java.util.Date.

Parameters:

dateTimeTzString - the String to be converted to a Date.

Returns:

Date representation of the dateTimeTzString.

Throws:

ParseException