com.facebook.presto.orc.metadata

Class DwrfMetadataWriter

java.lang.Object

com.facebook.presto.orc.metadata.DwrfMetadataWriter

All Implemented Interfaces:

MetadataWriter

public class DwrfMetadataWriter
extends Object
implements MetadataWriter

Field Summary

Fields

Modifier and Type	Field and Description
static Map<String,io.airlift.slice.Slice>	STATIC_METADATA

Constructor Summary

Constructors

Constructor and Description
DwrfMetadataWriter()

Method Summary

Modifier and Type	Method and Description
List<Integer>	getOrcMetadataVersion()
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 Detail

STATIC_METADATA

public static final Map<String,io.airlift.slice.Slice> STATIC_METADATA

Constructor Detail

DwrfMetadataWriter

public DwrfMetadataWriter()

Method Detail

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)

Specified by:

writeMetadata in interface MetadataWriter

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