Strange behaviour with GregorianCalendar

Question

I just encountered a strange behaviour with the GregorianCalendar class, and I was wondering if I really was doing something bad.

This only appends when the initiali

Answer 1

The reason should be, that MONTH has an enumeration-like logical structure. You can easyly fill and read Arrays/Collections/Lists. Due to internationalization it has to be enumeratable (indirect access). DAY is just an direct accessible Integer. That's the difference.