add hours to current date , construct a new date concode_field_sep long SECOND concode_elem_sep long MINUTE concode_elem_sep long DAY concode_elem_sep long HOUR concode_field_sep Date addMinute concode_elem_sep Date addMinute concode_elem_sep Date addSecond concode_elem_sep Date addSecond concode_elem_sep Date addDay concode_elem_sep Date addDay
Date function ( int arg0 ) { return new Date ( System . currentTimeMillis ( ) + HOUR * arg0 ) ; }