org.apache.flink.table.runtime.util

Interface MemorySegmentPool

All Superinterfaces:

MemorySegmentSource

All Known Implementing Classes:

BaseHybridHashTable, BinaryHashTable, BytesHashMapSpillMemorySegmentPool, LazyMemorySegmentPool, ListMemorySegmentPool, LongHybridHashTable

public interface MemorySegmentPool
extends MemorySegmentSource

MemorySegment pool to hold pages in memory.

Method Summary

Modifier and Type	Method and Description
int	freePages()
int	pageSize() Get the page size of each page this pool holds.
void	returnAll(List<MemorySegment> memory) Return all pages back into this pool.

Methods inherited from interface org.apache.flink.core.memory.MemorySegmentSource

nextSegment

Method Detail

pageSize

int pageSize()

Get the page size of each page this pool holds.

Returns:

the page size

returnAll

void returnAll(List<MemorySegment> memory)

Return all pages back into this pool.

Parameters:

memory - the pages which want to be returned.

freePages

int freePages()

Returns:

Free page number.