void function ( ) { }
subclasses override this method to be called at the end of a successful sequence of append ; all appends are processed before this method is called . concode_field_sep WriterFactory writerFactory concode_elem_sep StoreScanner sourceScanner concode_elem_sep Log LOG concode_field_sep void init concode_elem_sep StoreFileWriter createWriter concode_elem_sep List<Path> abortWriters concode_elem_sep Collection<StoreFileWriter> writers concode_elem_sep List<Path> commitWriters concode_elem_sep void preCloseWriter