question: gets the beamedstemstampings instance for the given beam . if not existing already , it is created . concode_field_sep HashMap<Beam,BeamedStemStampings> openBeams concode_field_sep Iterator<BeamedStemStampings> iterator concode_elem_sep void set concode_elem_sep int size
target: BeamedStemStampings function ( Beam arg0 ) { BeamedStemStampings loc0 = openBeams . get ( arg0 ) ; if ( loc0 == null ) { loc0 = new BeamedStemStampings ( arg0 ) ; openBeams . put ( arg0 , loc0 ) ; } return loc0 ; }