Android Utililty Methods Calendar Compare

List of utility methods to do Calendar Compare

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Description

The list of methods to do Calendar Compare are organized into topic(s).

Method

intcompare(Calendar c1, Calendar c2, int what)
compare 
int number = 0;
switch (what) {
case Calendar.YEAR:
    number = c1.get(Calendar.YEAR) - c2.get(Calendar.YEAR);
    break;
case Calendar.MONTH:
    int years = compare(c1, c2, Calendar.YEAR);
    number = 12 * years
...
intcompareCurrentDate(String currentDate)
compare Current Date 
DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Date objDate = df.parse(currentDate);
return compareDate(objDate, nowAsDate(), Calendar.DATE);
booleanisAfterRollingTime(Calendar date)
Check if current time is after 19h30 
Calendar today = getCalendar();
today.setTime(date.getTime());
Calendar endRollingTime = getCalendar(today.get(Calendar.YEAR),
        today.get(Calendar.MONTH),
        today.get(Calendar.DAY_OF_MONTH), HOUR_END_ROLLING,
        MINUTE_END_ROLLING);
if (DEBUG)
    Log.d(TAG, "now=" + date.getTime());
...
booleanisAfterRollingTimeOut(Calendar date)
Check if current time is after 19h45 
Calendar today = getCalendar();
today.setTime(date.getTime());
Calendar endRollingTime = getCalendar(today.get(Calendar.YEAR),
        today.get(Calendar.MONTH),
        today.get(Calendar.DAY_OF_MONTH), HOUR_ROLLING_TIMEOUT,
        MINUTE_ROLLING_TIMEOUT);
if (DEBUG)
    Log.d(TAG, "now=" + date.getTime());
...
booleanisBeforeRollingEndTime(Calendar date)
Check if current time is before 19h30 
Calendar today = getCalendar();
today.setTime(date.getTime());
Calendar endRollingTime = getCalendar(today.get(Calendar.YEAR),
        today.get(Calendar.MONTH),
        today.get(Calendar.DAY_OF_MONTH), HOUR_END_ROLLING,
        MINUTE_END_ROLLING);
if (DEBUG)
    Log.d(TAG, "now=" + date.getTime());
...
booleanisBeforeRollingTime(Calendar date)
Check if current time is before 19h15 
Calendar today = getCalendar();
today.setTime(date.getTime());
Calendar startRollingTime = getCalendar(today.get(Calendar.YEAR),
        today.get(Calendar.MONTH),
        today.get(Calendar.DAY_OF_MONTH), HOUR_START_ROLLING,
        MINUTE_START_ROLLING);
if (DEBUG)
    Log.d(TAG, "now=" + date.getTime());
...
booleanisSameDay(Calendar calSource, Calendar calDesti)
is Same Day 
if (calSource == null || calDesti == null) {
    throw new IllegalArgumentException("The date must not be null");
return calSource.get(Calendar.ERA) == calDesti.get(Calendar.ERA)
        && calSource.get(Calendar.YEAR) == calDesti
                .get(Calendar.YEAR)
        && calSource.get(Calendar.DAY_OF_YEAR) == calDesti
                .get(Calendar.DAY_OF_YEAR);
...
booleanisSameInstant(Calendar cal1, Calendar cal2)
is Same Instant 
if (cal1 == null || cal2 == null) {
    throw new IllegalArgumentException("The date must not be null");
return cal1.getTime().getTime() == cal2.getTime().getTime();
booleanisSameLocalTime(Calendar calSource, Calendar calDesti)
is Same Local Time 
return calSource.equals(calDesti);
intcompare(Calendar d1, Calendar d2)
compare 
int result = 0;
if (d1 == null && d2 == null)
    return result;
if (d1 == null)
    return -1;
if (d2 == null)
    return 1;
if (d1.after(d2))
...