question: returns the lucene version this file has been written by or null if unknown concode_field_sep Version FIRST_LUCENE_CHECKSUM_VERSION concode_elem_sep Version writtenBy concode_elem_sep String name concode_elem_sep long length concode_elem_sep String checksum concode_elem_sep BytesRef hash concode_field_sep void writeTo concode_elem_sep String name concode_elem_sep long length concode_elem_sep String checksum concode_elem_sep boolean isSame concode_elem_sep String toString concode_elem_sep BytesRef hash
target: Version function ( ) { return writtenBy ; }