question: public static IPath stampToPath ( final long stamp ) { fgCalendar . setTimeInMillis ( stamp ) ; final StringBuffer buffer = new StringBuffer ( 256 ) ; buffer . append ( fgCalendar . get ( Calendar . YEAR ) ) ; buffer . append ( IPath . SEPARATOR ) ; buffer . append ( fgCalendar . get ( Calendar . MONTH ) + 1 ) ; buffer . append ( IPath . SEPARATOR ) ; buffer . append ( fgCalendar . get ( Calendar . WEEK_OF_YEAR ) ) ; return new Path ( buffer . toString ( ) ) ; }
target:  Returns a path representing the history part for the specified time stamp.