org.apache.flink.table.runtime.util

接口 MemorySegmentPool

所有超级接口:

org.apache.flink.core.memory.MemorySegmentSource

所有已知实现类:

BaseHybridHashTable, BinaryHashTable, BytesHashMapSpillMemorySegmentPool, LazyMemorySegmentPool, ListMemorySegmentPool, LongHybridHashTable

public interface MemorySegmentPool
extends org.apache.flink.core.memory.MemorySegmentSource

MemorySegment pool to hold pages in memory.

方法概要

限定符和类型	方法和说明
int	freePages()
int	pageSize() Get the page size of each page this pool holds.
void	returnAll(List<org.apache.flink.core.memory.MemorySegment> memory) Return all pages back into this pool.

从接口继承的方法 org.apache.flink.core.memory.MemorySegmentSource

nextSegment

方法详细资料

pageSize

int pageSize()

Get the page size of each page this pool holds.

返回:

the page size

returnAll

void returnAll(List<org.apache.flink.core.memory.MemorySegment> memory)

Return all pages back into this pool.

参数:

memory - the pages which want to be returned.

freePages

int freePages()

返回:

Free page number.