com.kamontat.utilities

Class DateUtil

java.lang.Object

com.kamontat.utilities.DateUtil

public class DateUtil
extends Object

Date Utility

Author:

robin, refactor by Sevan Joe

Constructor Summary

Constructors

Constructor and Description
DateUtil()

Method Summary

Modifier and Type	Method and Description
static String	dateToBOMCStringDate(Date date) return string value of specified date in format: yyyy-MM-ddTHH:mm:ss
static String	dateToLongString(Date date) return time value of specified date in format: yyyy-MM-dd HH:mm:ss
static String	dateToShortString(Date date) return date value only of specified date in format: yyyy-MM-dd
static String	dateToString(Date date) return time value of specified date in format: yyyy-MM-dd HH:mm
static String	dateToStringWithPattern(Date date, String pattern) return time value of specified date
static String	dateToTimeString(Date date) return time value only of specified date in format: HH:mm:ss
static long	getCurrentTimestamp() return unix timestamp of now
static Date	getDate(Date date, int field, int amount) return date value with specified field value
static Date	getMonthFirstDay(String dateString) return the first day of the date's month of specified string value in format: yyyy-MM
static Date	getMonthLastDay(String dateString) return the last day of the date's month of specified string value in format: yyyy-MM
static Date	getNow() return date value of now
static String	getNowDate() return current date value in format: yyyy-MM-dd
static String	getNowTime() return current time value in format: yyyy-MM-dd HH:mm:ss:sss
static long	getOffMinutes(long timestamp) return the time difference from a specified time to now in minutes
static long	getOffMinutes(long left, long right) return the time difference from two specified time
static long	getStringToTimestamp(String string) return unix timestamp of specified string value in format: yyyy-MM-dd HH:mm:ss
static long	getTimestamp(String string) return unix timestamp of specified string value in format: yyyy-MM-dd
static Date	getWeekDay(String dateString, int weekDay) return date's weekday value of specified string value in format: yyyy-MM-dd Date first = DateUtil.getMonday(today,Calendar.SUNDAY); Date last = DateUtil.getMonday(today,Calendar.SATURDAY);
static Date	getYearFirstDay(String dateString) return the first day of the date's year of specified string value in format: yyyy
static Date	getYearLastDay(String dateString) return the last day of the date's year of specified string value in format: yyyy
static String	LongToDateString(long timestamp) return string value of specified unix timestamp
static String[]	SplitDate(Date date) split date value of specified date by '-'
static String	StringToBOMCStringDate(String date) return handled string value of date
static Date	stringToDate(String string) return date value of specified string value in format: yyyy-MM-dd HH:mm:ss
static Date	stringToShortDate(String string) return date value of specified string value in format: yyyy-MM-dd
static Date	stringToShortNoDate(String string) return date value of specified string value in format: yyyyMMdd
static Date	timeStringToDate(String string) return date value of specified string value in format: HH:mm:ss

Methods inherited from class java.lang.Object

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

Constructor Detail

DateUtil

public DateUtil()

Method Detail

getNowDate

public static String getNowDate()

return current date value in format: yyyy-MM-dd

Returns:

String value

getNowTime

public static String getNowTime()

return current time value in format: yyyy-MM-dd HH:mm:ss:sss

Returns:

String value

dateToString

public static String dateToString(Date date)

return time value of specified date in format: yyyy-MM-dd HH:mm

Parameters:

date - the specified date to convert

Returns:

String value

dateToShortString

public static String dateToShortString(Date date)

return date value only of specified date in format: yyyy-MM-dd

Parameters:

date - the specified date to convert

Returns:

String value

dateToLongString

public static String dateToLongString(Date date)

return time value of specified date in format: yyyy-MM-dd HH:mm:ss

Parameters:

date - the specified date to convert

Returns:

String value

dateToTimeString

public static String dateToTimeString(Date date)

return time value only of specified date in format: HH:mm:ss

Parameters:

date - the specified date to convert

Returns:

String value

dateToStringWithPattern

public static String dateToStringWithPattern(Date date,
                                             String pattern)

return time value of specified date

Parameters:

date - the specified date to convert

pattern - time format

Returns:

String value

SplitDate

public static String[] SplitDate(Date date)

split date value of specified date by '-'

Parameters:

date - the specified date to convert

Returns:

String[] value

dateToBOMCStringDate

public static String dateToBOMCStringDate(Date date)

return string value of specified date in format: yyyy-MM-ddTHH:mm:ss

Parameters:

date - the specified date to convert

Returns:

String value

StringToBOMCStringDate

public static String StringToBOMCStringDate(String date)

return handled string value of date

Parameters:

date - string value to convert

Returns:

String value

stringToDate

public static Date stringToDate(String string)

return date value of specified string value in format: yyyy-MM-dd HH:mm:ss

Parameters:

string - string value to convert

Returns:

Date value

timeStringToDate

public static Date timeStringToDate(String string)

return date value of specified string value in format: HH:mm:ss

Parameters:

string - string value to convert

Returns:

Date value

stringToShortDate

public static Date stringToShortDate(String string)

return date value of specified string value in format: yyyy-MM-dd

Parameters:

string - string value to convert

Returns:

Date value

stringToShortNoDate

public static Date stringToShortNoDate(String string)

return date value of specified string value in format: yyyyMMdd

Parameters:

string - string value to convert

Returns:

Date value

getNow

public static Date getNow()

return date value of now

Returns:

Date value

getCurrentTimestamp

public static long getCurrentTimestamp()

return unix timestamp of now

Returns:

long value

getTimestamp

public static long getTimestamp(String string)

return unix timestamp of specified string value in format: yyyy-MM-dd

Parameters:

string - string value to convert

Returns:

long value

getStringToTimestamp

public static long getStringToTimestamp(String string)

return unix timestamp of specified string value in format: yyyy-MM-dd HH:mm:ss

Parameters:

string - string value to convert

Returns:

long value

getOffMinutes

public static long getOffMinutes(long timestamp)

return the time difference from a specified time to now in minutes

Parameters:

timestamp - unix timestamp of a specified time

Returns:

long value

getOffMinutes

public static long getOffMinutes(long left,
                                 long right)

return the time difference from two specified time

Parameters:

left - unix timestamp of the first specified time

right - unix timestamp of the second specified time

Returns:

long value

LongToDateString

public static String LongToDateString(long timestamp)

return string value of specified unix timestamp

Parameters:

timestamp - unix timestamp

Returns:

String value

getWeekDay

public static Date getWeekDay(String dateString,
                              int weekDay)

return date's weekday value of specified string value in format: yyyy-MM-dd Date first = DateUtil.getMonday(today,Calendar.SUNDAY); Date last = DateUtil.getMonday(today,Calendar.SATURDAY);

Parameters:

dateString - String value of date

weekDay - int index of weekday to get, first Calendar.SUNDAY, last Calendar.SATURDAY

Returns:

Date value

getMonthFirstDay

public static Date getMonthFirstDay(String dateString)

return the first day of the date's month of specified string value in format: yyyy-MM

Parameters:

dateString - String value of date

Returns:

Date value

getMonthLastDay

public static Date getMonthLastDay(String dateString)

return the last day of the date's month of specified string value in format: yyyy-MM

Parameters:

dateString - String value of date

Returns:

Date value

getYearFirstDay

public static Date getYearFirstDay(String dateString)

return the first day of the date's year of specified string value in format: yyyy

Parameters:

dateString - String value of date

Returns:

Date value

getYearLastDay

public static Date getYearLastDay(String dateString)

return the last day of the date's year of specified string value in format: yyyy

Parameters:

dateString - String value

Returns:

Date value

getDate

public static Date getDate(Date date,
                           int field,
                           int amount)

return date value with specified field value

Parameters:

date - Date value

field - int Date filed, such as Calendar.DAY_OF_MONTH

amount - int the value of the field to set

Returns:

Date value