Android Utililty Methods Date Compare

List of utility methods to do Date Compare

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Description

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

Method

intcompare(Date date1, Date date2)
compare 
String d1 = dateToString(date1, "yyyyMMdd");
String d2 = dateToString(date2, "yyyyMMdd");
return d1.compareTo(d2);
intcompare(String date0, String date1, String format)
compare 
SimpleDateFormat sd = new SimpleDateFormat(format);
try {
    long diff = sd.parse(date0).getTime()
            - sd.parse(date1).getTime();
    if (diff > 0) {
        return 1;
    } else if (diff < 0) {
        return -1;
...
booleanisDateTimeAfter(String startDate, String startTime, String endDate, String endTime)
is Date Time After 
Date startD = dateTimeToDateObj(startDate, startTime);
Date endD = dateTimeToDateObj(endDate, endTime);
if (startD.getTime() >= endD.getTime()) {
    return false;
} else {
    return true;
booleanisDateNew(String YearMonthDayHourMinuteSeconds)
is Date New 
boolean flag = false;
int numOfDays = -14;
Calendar cal = Calendar.getInstance();
cal.add(Calendar.DAY_OF_YEAR, numOfDays);
Date fourteenDaysAgo = cal.getTime();
String expectedPattern = "yyyy-MM-dd HH:mm:ss";
SimpleDateFormat formatter = new SimpleDateFormat(expectedPattern);
Date date;
...
booleanisSameDay(Date d1, Date d2)
is Same Day 
return d1.getDay() == d2.getDay() && d1.getMonth() == d2.getMonth()
        && d1.getYear() == d2.getYear();
booleanisSameDay(Date date1, Date date2)
is Same Day 
Calendar cal1 = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal1.setTime(date1);
cal2.setTime(date2);
return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
        && cal1.get(Calendar.DAY_OF_YEAR) == cal2
                .get(Calendar.DAY_OF_YEAR);