org.apache.flink.table.runtime.operators.sort

Class BinaryIndexedSortable

java.lang.Object

org.apache.flink.table.runtime.operators.sort.BinaryIndexedSortable

All Implemented Interfaces:

org.apache.flink.runtime.operators.sort.IndexedSortable

Direct Known Subclasses:

BinaryInMemorySortBuffer, BinaryKVInMemorySortBuffer

public abstract class BinaryIndexedSortable
extends Object
implements org.apache.flink.runtime.operators.sort.IndexedSortable

abstract sortable, provide basic compare and swap. Support writing of index and normalizedKey.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	currentSortIndexOffset
protected org.apache.flink.core.memory.MemorySegment	currentSortIndexSegment
protected int	indexEntrySize
protected int	lastIndexEntryOffset
protected MemorySegmentPool	memorySegmentPool
protected int	numRecords
static int	OFFSET_LEN
protected org.apache.flink.runtime.io.disk.RandomAccessInputView	recordBuffer
protected BinaryRow	row1
protected BinaryRowSerializer	serializer
protected BinaryRowSerializer	serializer1
protected ArrayList<org.apache.flink.core.memory.MemorySegment>	sortIndex

Constructor Summary

Constructors

Constructor and Description
BinaryIndexedSortable(NormalizedKeyComputer normalizedKeyComputer, BinaryRowSerializer serializer, RecordComparator comparator, ArrayList<org.apache.flink.core.memory.MemorySegment> recordBufferSegments, MemorySegmentPool memorySegmentPool)

Method Summary

Modifier and Type	Method and Description
protected boolean	checkNextIndexOffset() check if we need request next index memory.
int	compare(int i, int j)
int	compare(int segmentNumberI, int segmentOffsetI, int segmentNumberJ, int segmentOffsetJ)
protected org.apache.flink.core.memory.MemorySegment	nextMemorySegment()
int	recordSize()
int	recordsPerSegment()
int	size()
void	swap(int i, int j)
void	swap(int segmentNumberI, int segmentOffsetI, int segmentNumberJ, int segmentOffsetJ)
protected void	writeIndexAndNormalizedKey(BaseRow record, long currOffset) Write of index and normalizedKey.
void	writeToOutput(org.apache.flink.runtime.memory.AbstractPagedOutputView output) Spill: Write all records to a AbstractPagedOutputView.

Methods inherited from class java.lang.Object

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

Field Detail

OFFSET_LEN

public static final int OFFSET_LEN

See Also:

Constant Field Values

serializer

protected final BinaryRowSerializer serializer

recordBuffer

protected final org.apache.flink.runtime.io.disk.RandomAccessInputView recordBuffer

currentSortIndexSegment

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

memorySegmentPool

protected final MemorySegmentPool memorySegmentPool

sortIndex

protected final ArrayList<org.apache.flink.core.memory.MemorySegment> sortIndex

indexEntrySize

protected final int indexEntrySize

lastIndexEntryOffset

protected final int lastIndexEntryOffset

serializer1

protected final BinaryRowSerializer serializer1

row1

protected final BinaryRow row1

currentSortIndexOffset

protected int currentSortIndexOffset

numRecords

protected int numRecords

Constructor Detail

BinaryIndexedSortable

public BinaryIndexedSortable(NormalizedKeyComputer normalizedKeyComputer,
                             BinaryRowSerializer serializer,
                             RecordComparator comparator,
                             ArrayList<org.apache.flink.core.memory.MemorySegment> recordBufferSegments,
                             MemorySegmentPool memorySegmentPool)
                      throws IOException

Throws:

IOException

Method Detail

nextMemorySegment

protected org.apache.flink.core.memory.MemorySegment nextMemorySegment()

checkNextIndexOffset

protected boolean checkNextIndexOffset()

check if we need request next index memory.

writeIndexAndNormalizedKey

protected void writeIndexAndNormalizedKey(BaseRow record,
                                          long currOffset)

Write of index and normalizedKey.

compare

public int compare(int i,
                   int j)

Specified by:

compare in interface org.apache.flink.runtime.operators.sort.IndexedSortable

compare

public int compare(int segmentNumberI,
                   int segmentOffsetI,
                   int segmentNumberJ,
                   int segmentOffsetJ)

Specified by:

compare in interface org.apache.flink.runtime.operators.sort.IndexedSortable

swap

public void swap(int i,
                 int j)

Specified by:

swap in interface org.apache.flink.runtime.operators.sort.IndexedSortable

swap

public void swap(int segmentNumberI,
                 int segmentOffsetI,
                 int segmentNumberJ,
                 int segmentOffsetJ)

Specified by:

swap in interface org.apache.flink.runtime.operators.sort.IndexedSortable

size

public int size()

Specified by:

size in interface org.apache.flink.runtime.operators.sort.IndexedSortable

recordSize

public int recordSize()

Specified by:

recordSize in interface org.apache.flink.runtime.operators.sort.IndexedSortable

recordsPerSegment

public int recordsPerSegment()

Specified by:

recordsPerSegment in interface org.apache.flink.runtime.operators.sort.IndexedSortable

writeToOutput

public void writeToOutput(org.apache.flink.runtime.memory.AbstractPagedOutputView output)
                   throws IOException

Spill: Write all records to a AbstractPagedOutputView.

Throws:

IOException