Examples with FileMetaData org.apache.parquet.hadoop.metadata.FileMetaData used on opensource projects

Example 16 with FileMetaData

use of org.apache.parquet.hadoop.metadata.FileMetaData in project drill by apache.

the class ParquetFileWriter method end.

/**
 * ends a file once all blocks have been written.
 * closes the file.
 * @param extraMetaData the extra meta data to write in the footer
 * @throws IOException if there is an error while writing
 */
public void end(Map<String, String> extraMetaData) throws IOException {
    state = state.end();
    serializeColumnIndexes(columnIndexes, blocks, out, fileEncryptor);
    serializeOffsetIndexes(offsetIndexes, blocks, out, fileEncryptor);
    serializeBloomFilters(bloomFilters, blocks, out, fileEncryptor);
    LOG.debug("{}: end", out.getPos());
    this.footer = new ParquetMetadata(new FileMetaData(schema, extraMetaData, Version.FULL_VERSION), blocks);
    serializeFooter(footer, out, fileEncryptor);
    out.close();
}