net.sf.jasperreports.engine.util
Class JRDataUtils

java.lang.Object
  net.sf.jasperreports.engine.util.JRDataUtils

public final class JRDataUtils
extends java.lang.Object

Version:

$Id: JRDataUtils.java 5180 2012-03-29 13:23:12Z teodord $

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Field Summary

static double	JULIAN_0000
static double	JULIAN_1900

Method Summary

static double	getExcelSerialDayNumber(java.util.Date date, java.util.Locale locale, java.util.TimeZone timeZone)
static double	getGregorianToJulianDay(int year, int month, int day)
static java.util.Locale	getLocale(java.lang.String code)
static java.lang.String	getLocaleCode(java.util.Locale locale)
static java.util.TimeZone	getTimeZone(java.lang.String id)
static java.lang.String	getTimeZoneId(java.util.TimeZone tz)
static boolean	isLeapYear(int year)
static java.util.Date	translateToTimezone(java.util.Date value, java.util.TimeZone tz) Returns a translated date value that has the same fields in a specified timezone as the passed value in the default timezone.

Methods inherited from class java.lang.Object

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

Field Detail

JULIAN_0000

public static final double JULIAN_0000

See Also:

Constant Field Values

JULIAN_1900

public static final double JULIAN_1900

See Also:

Constant Field Values

Method Detail

getLocaleCode

public static java.lang.String getLocaleCode(java.util.Locale locale)

getLocale

public static java.util.Locale getLocale(java.lang.String code)

getTimeZoneId

public static java.lang.String getTimeZoneId(java.util.TimeZone tz)

getTimeZone

public static java.util.TimeZone getTimeZone(java.lang.String id)

getExcelSerialDayNumber

public static double getExcelSerialDayNumber(java.util.Date date,
                                             java.util.Locale locale,
                                             java.util.TimeZone timeZone)

getGregorianToJulianDay

public static double getGregorianToJulianDay(int year,
                                             int month,
                                             int day)

isLeapYear

public static boolean isLeapYear(int year)

translateToTimezone

public static java.util.Date translateToTimezone(java.util.Date value,
                                                 java.util.TimeZone tz)

Returns a translated date value that has the same fields in a specified timezone as the passed value in the default timezone.

Parameters:

value - the value to translate

tz - the timezone to translate to

Returns:

the date translated to the specified timezone