a field access method , since the data fields are private and will need to be accessed by the subclass to print them or use them otherwise . concode_field_sep String author concode_elem_sep String subject concode_elem_sep int yearwritten concode_field_sep String getSubject concode_elem_sep void writeExternal concode_elem_sep String getAuthor concode_elem_sep void readExternal
int function ( ) { return yearwritten ; }