org.apache.carbondata.presto.readers

Class ByteStreamReader

java.lang.Object

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

org.apache.carbondata.presto.readers.ByteStreamReader

All Implemented Interfaces:

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

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

Class for Reading the Byte(tiny int) value and setting it in 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.AbstractType	type

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

anyNullsSet, nullBytes

Constructor Summary

Constructors

Constructor and Description
ByteStreamReader(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	putByte(int rowId, byte value)
void	putBytes(int rowId, int count, byte[] src, int srcIndex)
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)

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, putByteArray, putByteArray, putByteArray, putDecimal, putDecimals, putDouble, putDoubles, putDoubles, putFloat, putFloats, putInts, putInts, putLong, putLongs, putLongs, putNotNull, putNotNull, putShort, putShorts, putShorts, setBlockDataType, setDictionary, 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.AbstractType type

builder

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

Constructor Detail

ByteStreamReader

public ByteStreamReader(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

setBatchSize

public void setBatchSize(int batchSize)

Specified by:

setBatchSize in interface PrestoVectorBlockBuilder

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

putByte

public void putByte(int rowId,
                    byte value)

Specified by:

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

Overrides:

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

putBytes

public void putBytes(int rowId,
                     int count,
                     byte[] src,
                     int srcIndex)

Specified by:

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

Overrides:

putBytes 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

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