public class DateFormatUtils extends Object
Date and time formatting utilities and constants.
Formatting is performed using the thread-safe
FastDateFormat
class.
Note that the JDK has a bug wherein calling Calendar.get(int) will override any previously called Calendar.clear() calls. See LANG-755.
Modifier and Type | Field and Description |
---|---|
static FastDateFormat |
ISO_DATE_FORMAT
ISO8601 formatter for date without time zone.
|
static FastDateFormat |
ISO_DATE_TIME_ZONE_FORMAT
ISO8601-like formatter for date with time zone.
|
static FastDateFormat |
ISO_DATETIME_FORMAT
ISO8601 formatter for date-time without time zone.
|
static FastDateFormat |
ISO_DATETIME_TIME_ZONE_FORMAT
ISO8601 formatter for date-time with time zone.
|
static FastDateFormat |
ISO_TIME_FORMAT
ISO8601 formatter for time without time zone.
|
static FastDateFormat |
ISO_TIME_NO_T_FORMAT
ISO8601-like formatter for time without time zone.
|
static FastDateFormat |
ISO_TIME_NO_T_TIME_ZONE_FORMAT
ISO8601-like formatter for time with time zone.
|
static FastDateFormat |
ISO_TIME_TIME_ZONE_FORMAT
ISO8601 formatter for time with time zone.
|
static FastDateFormat |
SMTP_DATETIME_FORMAT
SMTP (and probably other) date headers.
|
Constructor and Description |
---|
DateFormatUtils()
DateFormatUtils instances should NOT be constructed in standard programming.
|
Modifier and Type | Method and Description |
---|---|
static String |
format(Calendar calendar,
String pattern)
Formats a calendar into a specific pattern.
|
static String |
format(Calendar calendar,
String pattern,
Locale locale)
Formats a calendar into a specific pattern in a locale.
|
static String |
format(Calendar calendar,
String pattern,
TimeZone timeZone)
Formats a calendar into a specific pattern in a time zone.
|
static String |
format(Calendar calendar,
String pattern,
TimeZone timeZone,
Locale locale)
Formats a calendar into a specific pattern in a time zone and locale.
|
static String |
format(Date date,
String pattern)
Formats a date/time into a specific pattern.
|
static String |
format(Date date,
String pattern,
Locale locale)
Formats a date/time into a specific pattern in a locale.
|
static String |
format(Date date,
String pattern,
TimeZone timeZone)
Formats a date/time into a specific pattern in a time zone.
|
static String |
format(Date date,
String pattern,
TimeZone timeZone,
Locale locale)
Formats a date/time into a specific pattern in a time zone and locale.
|
static String |
format(long millis,
String pattern)
Formats a date/time into a specific pattern.
|
static String |
format(long millis,
String pattern,
Locale locale)
Formats a date/time into a specific pattern in a locale.
|
static String |
format(long millis,
String pattern,
TimeZone timeZone)
Formats a date/time into a specific pattern in a time zone.
|
static String |
format(long millis,
String pattern,
TimeZone timeZone,
Locale locale)
Formats a date/time into a specific pattern in a time zone and locale.
|
static String |
formatUTC(Date date,
String pattern)
Formats a date/time into a specific pattern using the UTC time zone.
|
static String |
formatUTC(Date date,
String pattern,
Locale locale)
Formats a date/time into a specific pattern using the UTC time zone.
|
static String |
formatUTC(long millis,
String pattern)
Formats a date/time into a specific pattern using the UTC time zone.
|
static String |
formatUTC(long millis,
String pattern,
Locale locale)
Formats a date/time into a specific pattern using the UTC time zone.
|
public static final FastDateFormat ISO_DATETIME_FORMAT
public static final FastDateFormat ISO_DATETIME_TIME_ZONE_FORMAT
public static final FastDateFormat ISO_DATE_FORMAT
public static final FastDateFormat ISO_DATE_TIME_ZONE_FORMAT
public static final FastDateFormat ISO_TIME_FORMAT
public static final FastDateFormat ISO_TIME_TIME_ZONE_FORMAT
public static final FastDateFormat ISO_TIME_NO_T_FORMAT
public static final FastDateFormat ISO_TIME_NO_T_TIME_ZONE_FORMAT
public static final FastDateFormat SMTP_DATETIME_FORMAT
public DateFormatUtils()
DateFormatUtils instances should NOT be constructed in standard programming.
This constructor is public to permit tools that require a JavaBean instance to operate.
public static String formatUTC(long millis, String pattern)
Formats a date/time into a specific pattern using the UTC time zone.
millis
- the date to format expressed in millisecondspattern
- the pattern to use to format the date, not nullpublic static String formatUTC(Date date, String pattern)
Formats a date/time into a specific pattern using the UTC time zone.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not nullpublic static String formatUTC(long millis, String pattern, Locale locale)
Formats a date/time into a specific pattern using the UTC time zone.
millis
- the date to format expressed in millisecondspattern
- the pattern to use to format the date, not nulllocale
- the locale to use, may be null
public static String formatUTC(Date date, String pattern, Locale locale)
Formats a date/time into a specific pattern using the UTC time zone.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not nulllocale
- the locale to use, may be null
public static String format(long millis, String pattern)
Formats a date/time into a specific pattern.
millis
- the date to format expressed in millisecondspattern
- the pattern to use to format the date, not nullpublic static String format(Date date, String pattern)
Formats a date/time into a specific pattern.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not nullpublic static String format(Calendar calendar, String pattern)
Formats a calendar into a specific pattern.
calendar
- the calendar to format, not nullpattern
- the pattern to use to format the calendar, not nullFastDateFormat.format(Calendar)
public static String format(long millis, String pattern, TimeZone timeZone)
Formats a date/time into a specific pattern in a time zone.
millis
- the time expressed in millisecondspattern
- the pattern to use to format the date, not nulltimeZone
- the time zone to use, may be null
public static String format(Date date, String pattern, TimeZone timeZone)
Formats a date/time into a specific pattern in a time zone.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not nulltimeZone
- the time zone to use, may be null
public static String format(Calendar calendar, String pattern, TimeZone timeZone)
Formats a calendar into a specific pattern in a time zone.
calendar
- the calendar to format, not nullpattern
- the pattern to use to format the calendar, not nulltimeZone
- the time zone to use, may be null
FastDateFormat.format(Calendar)
public static String format(long millis, String pattern, Locale locale)
Formats a date/time into a specific pattern in a locale.
millis
- the date to format expressed in millisecondspattern
- the pattern to use to format the date, not nulllocale
- the locale to use, may be null
public static String format(Date date, String pattern, Locale locale)
Formats a date/time into a specific pattern in a locale.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not nulllocale
- the locale to use, may be null
public static String format(Calendar calendar, String pattern, Locale locale)
Formats a calendar into a specific pattern in a locale.
calendar
- the calendar to format, not nullpattern
- the pattern to use to format the calendar, not nulllocale
- the locale to use, may be null
FastDateFormat.format(Calendar)
public static String format(long millis, String pattern, TimeZone timeZone, Locale locale)
Formats a date/time into a specific pattern in a time zone and locale.
millis
- the date to format expressed in millisecondspattern
- the pattern to use to format the date, not nulltimeZone
- the time zone to use, may be null
locale
- the locale to use, may be null
public static String format(Date date, String pattern, TimeZone timeZone, Locale locale)
Formats a date/time into a specific pattern in a time zone and locale.
date
- the date to format, not nullpattern
- the pattern to use to format the date, not null, not nulltimeZone
- the time zone to use, may be null
locale
- the locale to use, may be null
public static String format(Calendar calendar, String pattern, TimeZone timeZone, Locale locale)
Formats a calendar into a specific pattern in a time zone and locale.
calendar
- the calendar to format, not nullpattern
- the pattern to use to format the calendar, not nulltimeZone
- the time zone to use, may be null
locale
- the locale to use, may be null
FastDateFormat.format(Calendar)
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