gets the next available reference number from the trailer . concode_field_sep PTrailer trailer concode_elem_sep int nextReferenceNumber concode_elem_sep Logger logger concode_elem_sep HashMap<Reference,PObject> changes concode_field_sep boolean contains concode_elem_sep int compare concode_elem_sep boolean isChanged concode_elem_sep void removeChange concode_elem_sep Iterator<PObject> iteratorSortedByObjectNumber concode_elem_sep PTrailer getTrailer concode_elem_sep void addChange
Reference function ( ) { Reference loc0 = new Reference ( nextReferenceNumber , 0 ) ; nextReferenceNumber ++ ; return loc0 ; }