Package org.apache.vxquery.datamodel.util

Class DateTime

java.lang.Object

org.apache.vxquery.datamodel.util.DateTime

public class DateTime
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static long	CHRONON_OF_DAY
static long	CHRONON_OF_HOUR
static long	CHRONON_OF_MINUTE
static long	CHRONON_OF_SECOND
static int	DAY_FIELD_INDEX
static long[]	DAYS_OF_MONTH_LEAP
static long[]	DAYS_OF_MONTH_ORDI
static int[]	FIELD_MAXS
static int[]	FIELD_MINS	Minimum feasible value of each field
static int	HOUR_FIELD_INDEX
static int	MILLISECOND_FIELD_INDEX
static int	MINUTE_FIELD_INDEX
static int	MONTH_FIELD_INDEX
static int	TIME_DEFAULT_DAY
static int	TIME_DEFAULT_MONTH
static int	TIME_DEFAULT_YEAR
static int	TIMEZONE_HOUR_MAX
static int	TIMEZONE_HOUR_MIN
static byte	TIMEZONE_HOUR_NULL
static int	TIMEZONE_MINUTE_MAX
static int	TIMEZONE_MINUTE_MIN
static byte	TIMEZONE_MINUTE_NULL
static int	YEAR_FIELD_INDEX

Constructor Summary

Constructors

Constructor	Description
DateTime()

Method Summary

Modifier and Type	Method	Description
static void	adjustDateTimeToTimezone(ITimezone timezonep, long timezone, DataOutput dOut)
static void	getUtcTimezoneDateTime(ITimezone timezonep, ITimezone defaultTimezonep, DataOutput dOut)
static boolean	isLeapYear(long year)	Check whether a given year is a leap year.
static void	normalizeDateTime(long yearMonth, long dayTime, long timezoneHour, long timezoneMinute, DataOutput dOut)	Return a normalized time.
static boolean	valid(long year, long month, long day, long hour, long minute, long millisecond, long timezoneHour, long timezoneMinute)	Check whether a given year is a leap year.

Methods inherited from class java.lang.Object

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

Field Detail

DAYS_OF_MONTH_ORDI

public static final long[] DAYS_OF_MONTH_ORDI

DAYS_OF_MONTH_LEAP

public static final long[] DAYS_OF_MONTH_LEAP

CHRONON_OF_SECOND

public static final long CHRONON_OF_SECOND

See Also:

Constant Field Values

CHRONON_OF_MINUTE

public static final long CHRONON_OF_MINUTE

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Constant Field Values

CHRONON_OF_HOUR

public static final long CHRONON_OF_HOUR

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Constant Field Values

CHRONON_OF_DAY

public static final long CHRONON_OF_DAY

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Constant Field Values

FIELD_MINS

public static final int[] FIELD_MINS

Minimum feasible value of each field

FIELD_MAXS

public static final int[] FIELD_MAXS

TIMEZONE_HOUR_MIN

public static final int TIMEZONE_HOUR_MIN

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Constant Field Values

TIMEZONE_HOUR_MAX

public static final int TIMEZONE_HOUR_MAX

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Constant Field Values

TIMEZONE_MINUTE_MIN

public static final int TIMEZONE_MINUTE_MIN

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Constant Field Values

TIMEZONE_MINUTE_MAX

public static final int TIMEZONE_MINUTE_MAX

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Constant Field Values

TIMEZONE_HOUR_NULL

public static final byte TIMEZONE_HOUR_NULL

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Constant Field Values

TIMEZONE_MINUTE_NULL

public static final byte TIMEZONE_MINUTE_NULL

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Constant Field Values

YEAR_FIELD_INDEX

public static final int YEAR_FIELD_INDEX

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Constant Field Values

MONTH_FIELD_INDEX

public static final int MONTH_FIELD_INDEX

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Constant Field Values

DAY_FIELD_INDEX

public static final int DAY_FIELD_INDEX

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Constant Field Values

HOUR_FIELD_INDEX

public static final int HOUR_FIELD_INDEX

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Constant Field Values

MINUTE_FIELD_INDEX

public static final int MINUTE_FIELD_INDEX

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Constant Field Values

MILLISECOND_FIELD_INDEX

public static final int MILLISECOND_FIELD_INDEX

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Constant Field Values

TIME_DEFAULT_YEAR

public static final int TIME_DEFAULT_YEAR

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Constant Field Values

TIME_DEFAULT_MONTH

public static final int TIME_DEFAULT_MONTH

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Constant Field Values

TIME_DEFAULT_DAY

public static final int TIME_DEFAULT_DAY

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Constant Field Values

Constructor Detail

DateTime

public DateTime()

Method Detail

isLeapYear

public static boolean isLeapYear(long year)

Check whether a given year is a leap year.

Parameters:

year - A long for year.

Returns:

Boolean for leap year.

valid

public static boolean valid(long year,
                            long month,
                            long day,
                            long hour,
                            long minute,
                            long millisecond,
                            long timezoneHour,
                            long timezoneMinute)

Check whether a given year is a leap year.

Parameters:

year - year

month - month

day - day

hour - hour

minute - minute

millisecond - millisecond

timezoneHour - timezoneHour

timezoneMinute - timezoneMinute

Returns:

Boolean for valid date.

normalizeDateTime

public static void normalizeDateTime(long yearMonth,
                                     long dayTime,
                                     long timezoneHour,
                                     long timezoneMinute,
                                     DataOutput dOut)
                              throws IOException

Return a normalized time.

Parameters:

yearMonth - Months

dayTime - Time

timezoneHour - timezoneHour

timezoneMinute - timezoneMinute

dOut - Data out

Throws:

IOException - Could not write result.

getUtcTimezoneDateTime

public static void getUtcTimezoneDateTime(ITimezone timezonep,
                                          ITimezone defaultTimezonep,
                                          DataOutput dOut)
                                   throws IOException

Throws:

IOException

adjustDateTimeToTimezone

public static void adjustDateTimeToTimezone(ITimezone timezonep,
                                            long timezone,
                                            DataOutput dOut)
                                     throws IOException

Throws:

IOException