// Create a DataPage of Type // Compress it // Fill stats // Write it to the file and record the set. // Plain Encoder needs only data pages // WriteInt() func writeFileMetadata(w io.Writer, meta *thrift.FileMetaData) error { // write metadata n, err := meta.Write(w) if err != nil { return fmt.Errorf("codec: filemetadata write error: %s", err) } // write metadata size if err := binary.Write(w, binary.LittleEndian, int32(n)); err != nil { return fmt.Errorf("codec: filemetadata size write error: %s", err) } // write footer _, err = w.Write(parquetMagic) if err != nil { return fmt.Errorf("codec: footer write error: %s", err) } return nil }