Package io.trino.orc.metadata

Interface MetadataReader

All Known Implementing Classes:

ExceptionWrappingMetadataReader, OrcMetadataReader

public interface MetadataReader

Method Summary

Modifier and Type	Method	Description
List<BloomFilter>	readBloomFilterIndexes(InputStream inputStream)
Footer	readFooter(PostScript.HiveWriterVersion hiveWriterVersion, InputStream inputStream)
Metadata	readMetadata(PostScript.HiveWriterVersion hiveWriterVersion, InputStream inputStream)
PostScript	readPostScript(InputStream inputStream)
List<RowGroupIndex>	readRowIndexes(PostScript.HiveWriterVersion hiveWriterVersion, InputStream inputStream)
StripeFooter	readStripeFooter(ColumnMetadata<OrcType> types, InputStream inputStream, ZoneId legacyFileTimeZone)

Method Details

readPostScript

PostScript readPostScript(InputStream inputStream)
                   throws IOException

Throws:

IOException

readMetadata

Metadata readMetadata(PostScript.HiveWriterVersion hiveWriterVersion,
 InputStream inputStream)
               throws IOException

Throws:

IOException

readFooter

Footer readFooter(PostScript.HiveWriterVersion hiveWriterVersion,
 InputStream inputStream)
           throws IOException

Throws:

IOException

readStripeFooter

StripeFooter readStripeFooter(ColumnMetadata<OrcType> types,
 InputStream inputStream,
 ZoneId legacyFileTimeZone)
                       throws IOException

Throws:

IOException

readRowIndexes

List<RowGroupIndex> readRowIndexes(PostScript.HiveWriterVersion hiveWriterVersion,
 InputStream inputStream)
                            throws IOException

Throws:

IOException

readBloomFilterIndexes

List<BloomFilter> readBloomFilterIndexes(InputStream inputStream)
                                  throws IOException

Throws:

IOException