Class OrcMetadataWriter

java.lang.Object

io.trino.orc.metadata.OrcMetadataWriter

All Implemented Interfaces:

MetadataWriter

public class OrcMetadataWriter
extends Object
implements MetadataWriter

Field Summary

Fields

Modifier and Type	Field	Description
static final int	PRESTO_WRITER_ID
static final int	TRINO_WRITER_ID

Constructor Summary

Constructors

Constructor	Description
OrcMetadataWriter(OrcWriterOptions.WriterIdentification writerIdentification)

Method Summary

Modifier and Type	Method	Description
List<Integer>	getOrcMetadataVersion()
int	writeBloomFilters(io.airlift.slice.SliceOutput output, List<BloomFilter> bloomFilters)
int	writeFooter(io.airlift.slice.SliceOutput output, Footer footer)
int	writeMetadata(io.airlift.slice.SliceOutput output, Metadata metadata)
int	writePostscript(io.airlift.slice.SliceOutput output, int footerLength, int metadataLength, CompressionKind compression, int compressionBlockSize)
int	writeRowIndexes(io.airlift.slice.SliceOutput output, List<RowGroupIndex> rowGroupIndexes)
int	writeStripeFooter(io.airlift.slice.SliceOutput output, StripeFooter footer)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

TRINO_WRITER_ID

public static final int TRINO_WRITER_ID

See Also:

• Constant Field Values

PRESTO_WRITER_ID

public static final int PRESTO_WRITER_ID

See Also:

• Constant Field Values

Constructor Details

OrcMetadataWriter

public OrcMetadataWriter(OrcWriterOptions.WriterIdentification writerIdentification)

Method Details

getOrcMetadataVersion

public List<Integer> getOrcMetadataVersion()

Specified by:

getOrcMetadataVersion in interface MetadataWriter

writePostscript

public int writePostscript(io.airlift.slice.SliceOutput output,
 int footerLength,
 int metadataLength,
 CompressionKind compression,
 int compressionBlockSize)
                    throws IOException

Specified by:

writePostscript in interface MetadataWriter

Throws:

IOException

writeMetadata

public int writeMetadata(io.airlift.slice.SliceOutput output,
 Metadata metadata)
                  throws IOException

Specified by:

writeMetadata in interface MetadataWriter

Throws:

IOException

writeFooter

public int writeFooter(io.airlift.slice.SliceOutput output,
 Footer footer)
                throws IOException

Specified by:

writeFooter in interface MetadataWriter

Throws:

IOException

writeStripeFooter

public int writeStripeFooter(io.airlift.slice.SliceOutput output,
 StripeFooter footer)
                      throws IOException

Specified by:

writeStripeFooter in interface MetadataWriter

Throws:

IOException

writeRowIndexes

public int writeRowIndexes(io.airlift.slice.SliceOutput output,
 List<RowGroupIndex> rowGroupIndexes)
                    throws IOException

Specified by:

writeRowIndexes in interface MetadataWriter

Throws:

IOException

writeBloomFilters

public int writeBloomFilters(io.airlift.slice.SliceOutput output,
 List<BloomFilter> bloomFilters)
                      throws IOException

Specified by:

writeBloomFilters in interface MetadataWriter

Throws:

IOException