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

类 BinaryIndexedSortable

java.lang.Object

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

所有已实现的接口:

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

直接已知子类:

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.

字段概要

字段

限定符和类型	字段和说明
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 org.apache.flink.table.data.binary.BinaryRowData	row1
protected BinaryRowDataSerializer	serializer
protected BinaryRowDataSerializer	serializer1
protected ArrayList<org.apache.flink.core.memory.MemorySegment>	sortIndex

构造器概要

构造器

构造器和说明
BinaryIndexedSortable(NormalizedKeyComputer normalizedKeyComputer, BinaryRowDataSerializer serializer, RecordComparator comparator, ArrayList<org.apache.flink.core.memory.MemorySegment> recordBufferSegments, MemorySegmentPool memorySegmentPool)

方法概要

限定符和类型	方法和说明
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(org.apache.flink.table.data.RowData record, long currOffset) Write of index and normalizedKey.
void	writeToOutput(org.apache.flink.runtime.memory.AbstractPagedOutputView output) Spill: Write all records to a AbstractPagedOutputView.

从类继承的方法 java.lang.Object

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

字段详细资料

OFFSET_LEN

public static final int OFFSET_LEN

另请参阅:

常量字段值

serializer

protected final BinaryRowDataSerializer 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 BinaryRowDataSerializer serializer1

row1

protected final org.apache.flink.table.data.binary.BinaryRowData row1

currentSortIndexOffset

protected int currentSortIndexOffset

numRecords

protected int numRecords

构造器详细资料

BinaryIndexedSortable

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

方法详细资料

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(org.apache.flink.table.data.RowData record,
                                          long currOffset)

Write of index and normalizedKey.

compare

public int compare(int i,
                   int j)

指定者:

compare 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

compare

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

指定者:

compare 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

swap

public void swap(int i,
                 int j)

指定者:

swap 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

swap

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

指定者:

swap 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

size

public int size()

指定者:

size 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

recordSize

public int recordSize()

指定者:

recordSize 在接口中 org.apache.flink.runtime.operators.sort.IndexedSortable

recordsPerSegment

public int recordsPerSegment()

指定者:

recordsPerSegment 在接口中 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.

抛出:

IOException