org.apache.paimon.memory

Class MemoryPoolFactory

java.lang.Object

org.apache.paimon.memory.MemoryPoolFactory

public class MemoryPoolFactory
extends Object

A factory which creates MemorySegmentPool from MemoryOwner. The returned memory pool will try to preempt memory when there is no memory left.

Constructor Summary

Constructors

Constructor and Description
MemoryPoolFactory(MemorySegmentPool innerPool)

Method Summary

Modifier and Type	Method and Description
MemoryPoolFactory	addOwners(Iterable<MemoryOwner> newOwners)
long	bufferPreemptCount()
Iterable<MemoryOwner>	memoryOwners()
void	notifyNewOwner(MemoryOwner owner)
long	totalBufferSize()
long	usedBufferSize()

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryPoolFactory

public MemoryPoolFactory(MemorySegmentPool innerPool)

Method Detail

addOwners

public MemoryPoolFactory addOwners(Iterable<MemoryOwner> newOwners)

notifyNewOwner

public void notifyNewOwner(MemoryOwner owner)

memoryOwners

@VisibleForTesting
public Iterable<MemoryOwner> memoryOwners()

bufferPreemptCount

public long bufferPreemptCount()

usedBufferSize

public long usedBufferSize()

totalBufferSize

public long totalBufferSize()