org.apache.carbondata.presto.readers

Class SliceStreamReader

java.lang.Object

org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

org.apache.carbondata.presto.readers.SliceStreamReader

All Implemented Interfaces:

org.apache.carbondata.core.scan.result.vector.CarbonColumnVector, PrestoVectorBlockBuilder

public class SliceStreamReader
extends org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl
implements PrestoVectorBlockBuilder

This class reads the String data and convert it into Slice Block

Field Summary

Fields

Modifier and Type	Field and Description
protected int	batchSize
protected com.facebook.presto.spi.block.BlockBuilder	builder
protected com.facebook.presto.spi.type.Type	type

Fields inherited from class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

anyNullsSet, nullBytes

Constructor Summary

Constructors

Constructor and Description
SliceStreamReader(int batchSize, org.apache.carbondata.core.metadata.datatype.DataType dataType, org.apache.carbondata.core.cache.dictionary.Dictionary dictionary)

Method Summary

Modifier and Type	Method and Description
com.facebook.presto.spi.block.Block	buildBlock()
void	putByteArray(int rowId, byte[] value)
void	putByteArray(int rowId, int count, byte[] value)
void	putByteArray(int rowId, int offset, int length, byte[] value)
void	putInt(int rowId, int value)
void	putNull(int rowId)
void	putNulls(int rowId, int count)
void	putObject(int rowId, Object value)
void	reset()
void	setBatchSize(int batchSize)
void	setDictionary(org.apache.carbondata.core.scan.result.vector.CarbonDictionary dictionary)

Methods inherited from class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

anyNullsSet, getBlockDataType, getData, getDataArray, getDictionaryVector, getLengths, getOffsets, getType, hasDictionary, isNull, isNullAt, loadPage, putAllByteArray, putArray, putBoolean, putByte, putBytes, putDecimal, putDecimals, putDouble, putDoubles, putDoubles, putFloat, putFloats, putInts, putInts, putLong, putLongs, putLongs, putNotNull, putNotNull, putShort, putShorts, putShorts, setBlockDataType, setFilteredRowsExist, setLazyPage

Methods inherited from class java.lang.Object

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

Field Detail

batchSize

protected int batchSize

type

protected com.facebook.presto.spi.type.Type type

builder

protected com.facebook.presto.spi.block.BlockBuilder builder

Constructor Detail

SliceStreamReader

public SliceStreamReader(int batchSize,
                         org.apache.carbondata.core.metadata.datatype.DataType dataType,
                         org.apache.carbondata.core.cache.dictionary.Dictionary dictionary)

Method Detail

buildBlock

public com.facebook.presto.spi.block.Block buildBlock()

Specified by:

buildBlock in interface PrestoVectorBlockBuilder

setDictionary

public void setDictionary(org.apache.carbondata.core.scan.result.vector.CarbonDictionary dictionary)

Specified by:

setDictionary in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

setDictionary in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

setBatchSize

public void setBatchSize(int batchSize)

Specified by:

setBatchSize in interface PrestoVectorBlockBuilder

putByteArray

public void putByteArray(int rowId,
                         byte[] value)

Specified by:

putByteArray in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putByteArray in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putByteArray

public void putByteArray(int rowId,
                         int offset,
                         int length,
                         byte[] value)

Specified by:

putByteArray in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putByteArray in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putByteArray

public void putByteArray(int rowId,
                         int count,
                         byte[] value)

Specified by:

putByteArray in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putByteArray in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putNull

public void putNull(int rowId)

Specified by:

putNull in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putNull in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putNulls

public void putNulls(int rowId,
                     int count)

Specified by:

putNulls in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putNulls in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

reset

public void reset()

Specified by:

reset in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

reset in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putInt

public void putInt(int rowId,
                   int value)

Specified by:

putInt in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putInt in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl

putObject

public void putObject(int rowId,
                      Object value)

Specified by:

putObject in interface org.apache.carbondata.core.scan.result.vector.CarbonColumnVector

Overrides:

putObject in class org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl