anyframe.common.util
Class DateUtil

java.lang.Object
  anyframe.common.util.DateUtil

public abstract class DateUtil
extends Object

Date Utility Class
This is used to manage Date Object.

Author:

SoYon Lim, JongHoon Kim

Method Summary

static String	calendar2String(Calendar calendar) convert java.util.Calendar to String
static String	date2String(Date date) convert java.util.Date to String type
static String	date2String(Date date, String format) convert java.util.Date to String type
static boolean	equals(Date date1, Date date2) Compares two dates for equality.
static boolean	equals(Date date1, String date2) Compares two dates for equality.
static boolean	equals(Date date1, String date2, String date2format) Compares two dates for equality.
static String	getCurrentDay() get current day
static String	getCurrentHour() get current hour
static String	getCurrentTime() get current system time
static String	getCurrentTime(String format) get current time with date format
static String[]	getDates(String startDay, String endDay) find dates between startDay and endDay
static String[]	getDates(String startDay, String endDay, String format) find dates between startDay and endDay
static int	getDays(Calendar cal1, Calendar cal2) It returns the number of days between two Gregorian Calendar dates (e.g.
static int	getDays(String date1, String date2) It returns the number of days between two string type dates.
static String	getDefaultDatePattern() Return default datePattern (yyyy-MM-dd)
static String	getEndDate(String startDay, int intervalDays) getting end date intervalDays <= 40
static int	getMinutes(Calendar cal1, Calendar cal2) It returns the number of minutes between two Gregorian Calendar dates
static int	getMinutes(String date1, String date2) It returns the number of minutes between two string type dates.
static String	getThisMonth() get this month including this year
static String	getThisYear() get this year
static String	getYesterday() get yesaterday
static String	getYesterday(String format) get yesaterday with format
static boolean	greaterThan(Date date1, Date date2) Compares two Dates for ordering.
static boolean	greaterThan(Date date1, String date2) Compares two Dates for ordering.
static boolean	greaterThan(Date date1, String date2, String date2format) Compares two Dates for ordering.
static Calendar	string2Calender(String str) convert String to java.util.Calendar
static Date	string2Date(String str) convert String to java.util.Date
static Date	string2Date(String str, String format) convert String to java.util.Date
static Date	string2SQLDate(String date) convert String to java.sql.Date type
static Date	string2SQLDate(String date, String format) convert String to java.sql.Date type
static Timestamp	string2Timestamp(String str) convert String to java.sq.Timestamp
static Timestamp	string2Timestamp(String str, String format) convert String to java.sq.Timestamp
static String	timestamp2String(Timestamp date) convert java.sql.Timestamp to String type
static String	timestamp2String(Timestamp date, String format) convert java.sql.Timestamp to String type

Methods inherited from class java.lang.Object

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

Method Detail

getEndDate

public static String getEndDate(String startDay,
                                int intervalDays)

getting end date intervalDays <= 40

Parameters:

startDay - start day (yyyy-MM-dd)

intervalDays - interval days

Returns:

day after interval days from start day (yyyy-MM-dd)

getDefaultDatePattern

public static String getDefaultDatePattern()

Return default datePattern (yyyy-MM-dd)

Returns:

a string representing the date pattern on the UI

greaterThan

public static boolean greaterThan(Date date1,
                                  String date2)

Compares two Dates for ordering.

Parameters:

date1 - Date to be compared.

date2 - another Date String to be compared. (yyyy-MM-dd)

Returns:

the value true if the date1 is equal to date2 or date1 is after the date2. the value false if the date1 is before the date2.

greaterThan

public static boolean greaterThan(Date date1,
                                  String date2,
                                  String date2format)

Compares two Dates for ordering.

Parameters:

date1 - Date to be compared.

date2 - another Date String to be compared. (The format equals date2format that input argument)

date2format - String date format

Returns:

the value true if date1 is after the date2. the value false if the date1 is equal to date2 or the date1 is before the date2.

greaterThan

public static boolean greaterThan(Date date1,
                                  Date date2)

Compares two Dates for ordering.

Parameters:

date1 - Date to be compared.

date2 - another Date to be compared.

Returns:

the value true if or date1 is after the date2. the value false if the date1 is equal to date2 the date1 is before the date2.

equals

public static boolean equals(Date date1,
                             String date2)

Compares two dates for equality.

Parameters:

date1 - the Date to compare with.

date2 - the other Date String to compare with. (yyyy-MM-dd)

Returns:

true if the Dates are the same; false otherwise.

equals

public static boolean equals(Date date1,
                             String date2,
                             String date2format)

Compares two dates for equality.

Parameters:

date1 - the Date to compare with.

date2 - the other Date String to compare with. (The format equals date2format that input argument)

date2format - String Date format

Returns:

true if the Dates are the same; false otherwise.

equals

public static boolean equals(Date date1,
                             Date date2)

Compares two dates for equality.

Parameters:

date1 - the Date to compare with.

date2 - the other Date to compare with.

Returns:

true if the Dates are the same; false otherwise.

string2SQLDate

public static Date string2SQLDate(String date)
                           throws Exception

convert String to java.sql.Date type

Parameters:

date - the String Date to be converted (yyyy-MM-dd)

Returns:

java.sql.Date

Throws:

Exception - fail to convert string to SQLDate

string2SQLDate

public static Date string2SQLDate(String date,
                                  String format)
                           throws Exception

convert String to java.sql.Date type

Parameters:

date - the String Date to be converted

format - date format to be converted.

Returns:

java.sql.Date

Throws:

Exception - fail to convert String to java.sql.Date

date2String

public static String date2String(Date date)

convert java.util.Date to String type

Parameters:

date - the Date to be converted

Returns:

a string representing the date (yyyy-MM-dd)

date2String

public static String date2String(Date date,
                                 String format)

convert java.util.Date to String type

Parameters:

date - the Date to be converted

format - converted date format

Returns:

a string representing the date (The format equals format that input argument)

string2Date

public static Date string2Date(String str)

convert String to java.util.Date

Parameters:

str - the String Date to be converted (yyyy-MM-dd)

Returns:

java.util.Date

string2Date

public static Date string2Date(String str,
                               String format)

convert String to java.util.Date

Parameters:

str - the String Date to be converted (The format equals format that input argument)

format - converted date format

Returns:

java.util.Date

string2Timestamp

public static Timestamp string2Timestamp(String str,
                                         String format)

convert String to java.sq.Timestamp

Parameters:

str - the String Date to be converted (The format equals format that input argument)

format - converted date format

Returns:

java.sql.Timestamp

string2Timestamp

public static Timestamp string2Timestamp(String str)

convert String to java.sq.Timestamp

Parameters:

str - the String Date to be converted (yyyy-MM-dd)

Returns:

java.sql.Timestamp

timestamp2String

public static String timestamp2String(Timestamp date)

convert java.sql.Timestamp to String type

Parameters:

date - the Date to be converted

Returns:

a string representing the date (yyyy-MM-dd)

timestamp2String

public static String timestamp2String(Timestamp date,
                                      String format)

convert java.sql.Timestamp to String type

Parameters:

date - the Date to be converted (The format equals format that input argument)

format - Date format

Returns:

a string representing the date

string2Calender

public static Calendar string2Calender(String str)

convert String to java.util.Calendar

Parameters:

str - the String Date to be converted (yyyyMMddHHmmss)

Returns:

java.util.Calendar

calendar2String

public static String calendar2String(Calendar calendar)

convert java.util.Calendar to String

Parameters:

calendar - the Calendar to be converted

Returns:

a string representing the date (yyyyMMddHHmmss)

getMinutes

public static int getMinutes(Calendar cal1,
                             Calendar cal2)

It returns the number of minutes between two Gregorian Calendar dates

Parameters:

cal1 - the Calendar to calculate

cal2 - another Calendar to calculate

Returns:

minutes between cal1 and cal2

getMinutes

public static int getMinutes(String date1,
                             String date2)

It returns the number of minutes between two string type dates.

Parameters:

date1 - the String Date to calculate (yyyyMMddHHmmss)

date2 - another String Date to calculate (yyyyMMddHHmmss)

Returns:

minutes between date1 and date2

getDays

public static int getDays(Calendar cal1,
                          Calendar cal2)

It returns the number of days between two Gregorian Calendar dates (e.g. cal1: 2005-08-15, cal2: 2005-09-14 => 30 days)

Parameters:

cal1 - the Calendar to calculate

cal2 - another Calendar to calculate

Returns:

days between cal1 and cal2

getDays

public static int getDays(String date1,
                          String date2)

It returns the number of days between two string type dates.

Parameters:

date1 - the String Date to calculate (yyyyMMddHHmmss)

date2 - another String Date to calculate (yyyyMMddHHmmss)

Returns:

minutes between date1 and date2

getCurrentTime

public static String getCurrentTime()

get current system time

Returns:

String representing current system time (yyyy-MM-dd HH:mm)

getCurrentTime

public static String getCurrentTime(String format)

get current time with date format

Parameters:

format - Date format

Returns:

String representing current time

getCurrentDay

public static String getCurrentDay()

get current day

Returns:

String representing current day (yyyy-MM-dd)

getThisMonth

public static String getThisMonth()

get this month including this year

Parameters:

format - Date format

Returns:

String representing this month (yyyy-MM)

getThisYear

public static String getThisYear()

get this year

Returns:

String representing this year (yyyy)

getCurrentHour

public static String getCurrentHour()

get current hour

Returns:

String representing current hour (HH:mm)

getYesterday

public static String getYesterday()

get yesaterday

Returns:

String representing yesterday (yyyy-MM-dd)

getYesterday

public static String getYesterday(String format)

get yesaterday with format

Parameters:

format - Date format

Returns:

String representing yesterday

getDates

public static String[] getDates(String startDay,
                                String endDay)

find dates between startDay and endDay

Parameters:

startDay - start day (yyyy-MM-dd)

endDay - end day (yyyy-MM-dd)

Returns:

String array of dates between startDay and endDay

getDates

public static String[] getDates(String startDay,
                                String endDay,
                                String format)

find dates between startDay and endDay

Parameters:

startDay - start day

endDay - end day

format - date format

Returns:

String array of dates between startDay and endDay