question: convert the proposed string to a valid avro fullname , replacing all invalid characters with the supplied string . concode_field_sep AvroValidator DEFAULT concode_field_sep ReplacementOccurred firstTimeOnly concode_elem_sep String replace concode_elem_sep AvroValidator create concode_elem_sep AvroValidator create concode_elem_sep AvroValidator create concode_elem_sep AvroValidator create concode_elem_sep AvroValidator create concode_elem_sep AvroValidator create concode_elem_sep boolean isValidFullnameFirstCharacter concode_elem_sep boolean isValidFullname concode_elem_sep boolean isValidFullnameNonFirstCharacter concode_elem_sep ReplacementOccurred andThen concode_elem_sep String validate concode_elem_sep void accept concode_elem_sep AvroValidator defaultValidator
target: String function ( String arg0 , String arg1 ) { return validFullname ( arg0 , c -> arg1 ) ; }