You could force the GregorianCalendar to go to the first day of the current month:
You can find information about the methods available by using the
Java API docs. In this case, you would probably start by navigating to
the GregorianCalendar class. Then you would discover that much of GregorianCalendar's functionality is in its base class
Calendar. This is where I found information about the set() method.
Keep Coding!
Layne