Function WriteFileMetaData

cpp/src/parquet/file_writer.cc:610–625

}

void WriteFileMetaData(const FileMetaData& file_metadata, ArrowOutputStream* sink) {
  // Write MetaData
  PARQUET_ASSIGN_OR_THROW(int64_t position, sink->Tell());
  uint32_t metadata_len = static_cast<uint32_t>(position);

  file_metadata.WriteTo(sink);
  PARQUET_ASSIGN_OR_THROW(position, sink->Tell());
  metadata_len = static_cast<uint32_t>(position) - metadata_len;

  // Write Footer
  {
    uint32_t metadata_len_le = ::arrow::bit_util::ToLittleEndian(metadata_len);
    PARQUET_THROW_NOT_OK(sink->Write(reinterpret_cast<uint8_t*>(&metadata_len_le), 4));
  }
  PARQUET_THROW_NOT_OK(sink->Write(kParquetMagic, 4));
}

void WriteMetaDataFile(const FileMetaData& file_metadata, ArrowOutputStream* sink) {
  PARQUET_THROW_NOT_OK(sink->Write(kParquetMagic, 4));