Package org.apache.flink.cdc.runtime.serializer.data.writer

Class BinaryArrayWriter

java.lang.Object

org.apache.flink.cdc.runtime.serializer.data.writer.BinaryArrayWriter

All Implemented Interfaces:

BinaryWriter

@Internal
public final class BinaryArrayWriter
extends Object

Writer for binary array. See BinaryArrayData.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	BinaryArrayWriter.NullSetter	Accessor for setting the elements of an array writer to null during runtime.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	cursor
protected org.apache.flink.core.memory.DataOutputViewStreamWrapper	outputView
protected org.apache.flink.core.memory.MemorySegment	segment

Constructor Summary

Constructors

Constructor	Description
BinaryArrayWriter(BinaryArrayData array, int numElements, int elementSize)

Method Summary

Modifier and Type	Method	Description
void	afterGrow()	After grow, need point to new memory.
void	complete()	Finally, complete write to set real size to row.
static BinaryArrayWriter.NullSetter	createNullSetter(DataType elementType)	Creates an for accessor setting the elements of an array writer to null during runtime.
protected void	ensureCapacity(int neededSize)
int	getFieldOffset(int pos)	Get field offset.
int	getNumElements()
org.apache.flink.core.memory.MemorySegment	getSegments()
void	reset()	First, reset.
protected static int	roundNumberOfBytesToNearestWord(int numBytes)
void	setNullAt(int ordinal)	Set null to this field.
void	setNullAt(int pos, DataType type)	Deprecated. Use createNullSetter(DataType) for avoiding logical types during runtime.
void	setNullBit(int ordinal)
void	setNullBoolean(int ordinal)
void	setNullByte(int ordinal)
void	setNullDouble(int ordinal)
void	setNullFloat(int ordinal)
void	setNullInt(int ordinal)
void	setNullLong(int ordinal)
void	setNullShort(int ordinal)
void	setOffsetAndSize(int pos, int offset, long size)	Set offset and size to fix len part.
void	writeArray(int pos, ArrayData input, ArrayDataSerializer serializer)
void	writeBinary(int pos, byte[] bytes)
void	writeBoolean(int pos, boolean value)
void	writeByte(int pos, byte value)
void	writeDate(int pos, DateData value)
void	writeDecimal(int pos, DecimalData value, int precision)
void	writeDouble(int pos, double value)
void	writeFloat(int pos, float value)
void	writeInt(int pos, int value)
void	writeLocalZonedTimestamp(int pos, LocalZonedTimestampData value, int precision)
void	writeLong(int pos, long value)
void	writeMap(int pos, MapData input, MapDataSerializer serializer)
void	writeRecord(int pos, RecordData input, org.apache.flink.api.common.typeutils.TypeSerializer<RecordData> serializer)
void	writeShort(int pos, short value)
void	writeString(int pos, StringData input)	See BinarySegmentUtils.readStringData(MemorySegment[], int, int, long).
void	writeTime(int pos, TimeData value, int precision)
void	writeTimestamp(int pos, TimestampData value, int precision)
void	writeVariant(int pos, Variant variant)
void	writeZonedTimestamp(int pos, ZonedTimestampData value, int precision)
protected void	zeroOutPaddingBytes(int numBytes)

Methods inherited from class java.lang.Object

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

Field Detail

segment

protected org.apache.flink.core.memory.MemorySegment segment

cursor

protected int cursor

outputView

protected org.apache.flink.core.memory.DataOutputViewStreamWrapper outputView

Constructor Detail

BinaryArrayWriter

public BinaryArrayWriter(BinaryArrayData array,
                         int numElements,
                         int elementSize)

Method Detail

reset

public void reset()

First, reset.

setNullBit

public void setNullBit(int ordinal)

setNullBoolean

public void setNullBoolean(int ordinal)

setNullByte

public void setNullByte(int ordinal)

setNullShort

public void setNullShort(int ordinal)

setNullInt

public void setNullInt(int ordinal)

setNullLong

public void setNullLong(int ordinal)

setNullFloat

public void setNullFloat(int ordinal)

setNullDouble

public void setNullDouble(int ordinal)

setNullAt

public void setNullAt(int ordinal)

Description copied from interface: BinaryWriter

Set null to this field.

setNullAt

@Deprecated
public void setNullAt(int pos,
                      DataType type)

Deprecated.

Use createNullSetter(DataType) for avoiding logical types during runtime.

getFieldOffset

public int getFieldOffset(int pos)

Get field offset.

setOffsetAndSize

public void setOffsetAndSize(int pos,
                             int offset,
                             long size)

Set offset and size to fix len part.

writeBoolean

public void writeBoolean(int pos,
                         boolean value)

writeByte

public void writeByte(int pos,
                      byte value)

writeShort

public void writeShort(int pos,
                       short value)

writeInt

public void writeInt(int pos,
                     int value)

writeLong

public void writeLong(int pos,
                      long value)

writeFloat

public void writeFloat(int pos,
                       float value)

writeDouble

public void writeDouble(int pos,
                        double value)

afterGrow

public void afterGrow()

After grow, need point to new memory.

complete

public void complete()

Finally, complete write to set real size to row.

getNumElements

public int getNumElements()

createNullSetter

public static BinaryArrayWriter.NullSetter createNullSetter(DataType elementType)

Creates an for accessor setting the elements of an array writer to null during runtime.

Parameters:

elementType - the element type of the array

writeString

public void writeString(int pos,
                        StringData input)

See BinarySegmentUtils.readStringData(MemorySegment[], int, int, long).

Specified by:

writeString in interface BinaryWriter

writeArray

public void writeArray(int pos,
                       ArrayData input,
                       ArrayDataSerializer serializer)

Specified by:

writeArray in interface BinaryWriter

writeMap

public void writeMap(int pos,
                     MapData input,
                     MapDataSerializer serializer)

Specified by:

writeMap in interface BinaryWriter

writeRecord

public void writeRecord(int pos,
                        RecordData input,
                        org.apache.flink.api.common.typeutils.TypeSerializer<RecordData> serializer)

Specified by:

writeRecord in interface BinaryWriter

writeBinary

public void writeBinary(int pos,
                        byte[] bytes)

Specified by:

writeBinary in interface BinaryWriter

writeDecimal

public void writeDecimal(int pos,
                         DecimalData value,
                         int precision)

Specified by:

writeDecimal in interface BinaryWriter

writeTimestamp

public void writeTimestamp(int pos,
                           TimestampData value,
                           int precision)

Specified by:

writeTimestamp in interface BinaryWriter

writeLocalZonedTimestamp

public void writeLocalZonedTimestamp(int pos,
                                     LocalZonedTimestampData value,
                                     int precision)

Specified by:

writeLocalZonedTimestamp in interface BinaryWriter

writeZonedTimestamp

public void writeZonedTimestamp(int pos,
                                ZonedTimestampData value,
                                int precision)

Specified by:

writeZonedTimestamp in interface BinaryWriter

writeDate

public void writeDate(int pos,
                      DateData value)

Specified by:

writeDate in interface BinaryWriter

writeTime

public void writeTime(int pos,
                      TimeData value,
                      int precision)

Specified by:

writeTime in interface BinaryWriter

writeVariant

public void writeVariant(int pos,
                         Variant variant)

Specified by:

writeVariant in interface BinaryWriter

zeroOutPaddingBytes

protected void zeroOutPaddingBytes(int numBytes)

ensureCapacity

protected void ensureCapacity(int neededSize)

roundNumberOfBytesToNearestWord

protected static int roundNumberOfBytesToNearestWord(int numBytes)

getSegments

@Internal
public org.apache.flink.core.memory.MemorySegment getSegments()