com.facebook.presto.parquet.writer

Class PrimitiveColumnWriterV2

java.lang.Object

com.facebook.presto.parquet.writer.PrimitiveColumnWriter

com.facebook.presto.parquet.writer.PrimitiveColumnWriterV2

All Implemented Interfaces:

ColumnWriter

public class PrimitiveColumnWriterV2
extends PrimitiveColumnWriter

Nested Class Summary

Nested classes/interfaces inherited from interface com.facebook.presto.parquet.writer.ColumnWriter

ColumnWriter.BufferData

Field Summary

Fields inherited from class com.facebook.presto.parquet.writer.PrimitiveColumnWriter

closed, columnDescriptor, columnStatistics, compressor, currentPageNullCounts, encodings, getDataStreamsCalled, maxDefinitionLevel, pageBuffer, pageSizeThreshold, parquetMetadataConverter, primitiveValueWriter, totalCompressedSize, totalUnCompressedSize, totalValues, valueCount

Constructor Summary

Constructors

Constructor and Description

PrimitiveColumnWriterV2(Type type, org.apache.parquet.column.ColumnDescriptor columnDescriptor, PrimitiveValueWriter primitiveValueWriter, org.apache.parquet.column.values.rle.RunLengthBitPackingHybridEncoder definitionLevelEncoder, org.apache.parquet.column.values.rle.RunLengthBitPackingHybridEncoder repetitionLevelEncoder, org.apache.parquet.hadoop.metadata.CompressionCodecName compressionCodecName, int pageSizeThreshold)

Method Summary

Modifier and Type	Method and Description
void	close()
protected void	flushCurrentPageToBuffer()
List<ColumnWriter.BufferData>	getBuffer()
long	getBufferedBytes()
protected void	writeDefinitionAndRepetitionLevels(ColumnChunk current)

Methods inherited from class com.facebook.presto.parquet.writer.PrimitiveColumnWriter

getColumnMetaData, getDataStreams, getRetainedBytes, reset, writeBlock

Methods inherited from class java.lang.Object

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

Constructor Detail

PrimitiveColumnWriterV2

public PrimitiveColumnWriterV2(Type type,
                               org.apache.parquet.column.ColumnDescriptor columnDescriptor,
                               PrimitiveValueWriter primitiveValueWriter,
                               org.apache.parquet.column.values.rle.RunLengthBitPackingHybridEncoder definitionLevelEncoder,
                               org.apache.parquet.column.values.rle.RunLengthBitPackingHybridEncoder repetitionLevelEncoder,
                               org.apache.parquet.hadoop.metadata.CompressionCodecName compressionCodecName,
                               int pageSizeThreshold)

Method Detail

writeDefinitionAndRepetitionLevels

protected void writeDefinitionAndRepetitionLevels(ColumnChunk current)
                                           throws IOException

Specified by:

writeDefinitionAndRepetitionLevels in class PrimitiveColumnWriter

Throws:

IOException

close

public void close()

Specified by:

close in interface ColumnWriter

Overrides:

close in class PrimitiveColumnWriter

getBuffer

public List<ColumnWriter.BufferData> getBuffer()
                                        throws IOException

Specified by:

getBuffer in interface ColumnWriter

Overrides:

getBuffer in class PrimitiveColumnWriter

Throws:

IOException

flushCurrentPageToBuffer

protected void flushCurrentPageToBuffer()
                                 throws IOException

Specified by:

flushCurrentPageToBuffer in class PrimitiveColumnWriter

Throws:

IOException

getBufferedBytes

public long getBufferedBytes()

Specified by:

getBufferedBytes in interface ColumnWriter

Specified by:

getBufferedBytes in class PrimitiveColumnWriter