Resolution:
Description:
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How to substract days from a date in Tibco BusinessEvents?

Environment:
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All O/S and H/W
TIBCO BusinessEvents – All versions.

Resolution:
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You can use any of the following 2 approaches

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long d1 = DateTime.getTimeInMillis(DateTime d); // Converting DateTime into milliseconds from which you want to subtract days.

long oneDay = 1000 * 60 * 60 * 24; //One day in milliseconds

long d2 = (number of days to be subtracted)*oneDay; //number of days to subtract in milliseconds

long d3 = d1-d2;

DateTime resultDate = DateTime.parseLong(d3);
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OR

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Int noDays = 15;

DateTime d2 = DateTime.addDay(d1, (noDays * -1));
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