Difference in time between two dates in java

Question

I have to find the difference in time between two different date objects in java and if that time exceeds 5 sec i have to invalidate the session.

Here\'s the scenari

Answer 1

From Java-8 onwards you may use-

ChronoUnit.DAYS.between(startDate.toInstant(), endDate.toInstant());

This is a generic Enum using which, it becomes pretty simple to find difference in any Unit.