Integer
getCalendarWeekOfDate(Date date) get Calendar Week Of Date
Calendar cal = Calendar.getInstance();
cal.setTime(date);
return new Integer(cal.get(Calendar.WEEK_OF_YEAR));
String
getCurWeekEnd(String strDate) get Cur Week End
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
dateFormat.parse(strDate, new ParsePosition(0));
Calendar calendar = dateFormat.getCalendar();
int day = calendar.get(Calendar.DAY_OF_WEEK);
calendar.add(Calendar.DATE, 7 - day);
return dateFormat.format(calendar.getTime());
List
getWeekRange(String strBeginDate, String strEndDate, String pattern)
get Week Range
List<String> ret = new ArrayList<String>();
Date beginDate = parseDate(strBeginDate);
Date endDate = parseDate(strEndDate);
String beginFormat = formatDate(beginDate, pattern);
String endFormat = formatDate(endDate, pattern);
ret.add(beginFormat);
while (!beginFormat.equals(endFormat)) {
beginDate = addWeek(beginDate, 1);
...
boolean
isEndOfWeek() is End Of Week
return getWeekNumByDate(getCurrentDate_String()) == 0;
boolean
isWeekend(Calendar calendar) Is date a weekend day?
int dayInWeek = calendar.get(Calendar.DAY_OF_WEEK);
return dayInWeek == Calendar.SATURDAY || dayInWeek == Calendar.SUNDAY;
boolean
isWeekend(Calendar dateCal) is Weekend
return (dateCal.get(Calendar.DAY_OF_WEEK) == Calendar.SATURDAY
|| dateCal.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY);
boolean
isWeekend(Date date) Function: SUNDAY or SATURDAY return true
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
int weekday = calendar.get(Calendar.DAY_OF_WEEK);
if (weekday == Calendar.SUNDAY || weekday == Calendar.SATURDAY)
return true;
return false;
boolean
isWeekend(Date date) Check if the date parameter occurs during a weekend.
if (date != null) {
Calendar calendar = Calendar.getInstance();
calendar.setFirstDayOfWeek(Calendar.MONDAY);
calendar.setTime(date);
int dayOfTheWeek = calendar.get(Calendar.DAY_OF_WEEK);
return dayOfTheWeek == Calendar.SATURDAY || dayOfTheWeek == Calendar.SUNDAY;
} else {
return false;
...
boolean
isWeekEnd(Date datum) is Week End
Calendar cal = new GregorianCalendar();
cal.setTime(datum);
int dayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
return dayOfWeek == Calendar.SATURDAY || dayOfWeek == Calendar.SUNDAY;