Package io.netty.buffer

Class AdaptivePoolingAllocator.Magazine

java.lang.Object

io.netty.buffer.AdaptivePoolingAllocator.Magazine

Enclosing class:

AdaptivePoolingAllocator

private static final class AdaptivePoolingAllocator.Magazine
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.concurrent.locks.StampedLock	allocationLock
private java.util.Queue<AdaptivePoolingAllocator.AdaptiveByteBuf>	bufferQueue
private AdaptivePoolingAllocator.ChunkController	chunkController
private AdaptivePoolingAllocator.Chunk	current
private static ObjectPool<AdaptivePoolingAllocator.AdaptiveByteBuf>	EVENT_LOOP_LOCAL_BUFFER_POOL
private AdaptivePoolingAllocator.MagazineGroup	group
private ObjectPool.Handle<AdaptivePoolingAllocator.AdaptiveByteBuf>	handle
private static AdaptivePoolingAllocator.Chunk	MAGAZINE_FREED
private static java.util.concurrent.atomic.AtomicReferenceFieldUpdater<AdaptivePoolingAllocator.Magazine,AdaptivePoolingAllocator.Chunk>	NEXT_IN_LINE
private AdaptivePoolingAllocator.Chunk	nextInLine
private java.util.Queue<AdaptivePoolingAllocator.Chunk>	sharedChunkQueue

Constructor Summary

Constructors

Constructor	Description
Magazine(AdaptivePoolingAllocator.MagazineGroup group, boolean shareable, java.util.Queue<AdaptivePoolingAllocator.Chunk> sharedChunkQueue, AdaptivePoolingAllocator.ChunkController chunkController)

Method Summary

Modifier and Type	Method	Description
private boolean	allocate(int size, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf, boolean reallocate)
private boolean	allocateWithoutLock(int size, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf)
(package private) void	free()
void	initializeSharedStateIn(AdaptivePoolingAllocator.Magazine other)
AdaptivePoolingAllocator.AdaptiveByteBuf	newBuffer()
(package private) boolean	offerToQueue(AdaptivePoolingAllocator.Chunk chunk)
private void	restoreMagazineFreed()
private void	transferToNextInLineOrRelease(AdaptivePoolingAllocator.Chunk chunk)
boolean	tryAllocate(int size, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf, boolean reallocate)
(package private) boolean	trySetNextInLine(AdaptivePoolingAllocator.Chunk chunk)

Methods inherited from class java.lang.Object

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

Field Detail

NEXT_IN_LINE

private static final java.util.concurrent.atomic.AtomicReferenceFieldUpdater<AdaptivePoolingAllocator.Magazine,AdaptivePoolingAllocator.Chunk> NEXT_IN_LINE

MAGAZINE_FREED

private static final AdaptivePoolingAllocator.Chunk MAGAZINE_FREED

EVENT_LOOP_LOCAL_BUFFER_POOL

private static final ObjectPool<AdaptivePoolingAllocator.AdaptiveByteBuf> EVENT_LOOP_LOCAL_BUFFER_POOL

current

private AdaptivePoolingAllocator.Chunk current

nextInLine

private volatile AdaptivePoolingAllocator.Chunk nextInLine

group

private final AdaptivePoolingAllocator.MagazineGroup group

chunkController

private final AdaptivePoolingAllocator.ChunkController chunkController

allocationLock

private final java.util.concurrent.locks.StampedLock allocationLock

bufferQueue

private final java.util.Queue<AdaptivePoolingAllocator.AdaptiveByteBuf> bufferQueue

handle

private final ObjectPool.Handle<AdaptivePoolingAllocator.AdaptiveByteBuf> handle

sharedChunkQueue

private final java.util.Queue<AdaptivePoolingAllocator.Chunk> sharedChunkQueue

Constructor Detail

Magazine

Magazine(AdaptivePoolingAllocator.MagazineGroup group,
         boolean shareable,
         java.util.Queue<AdaptivePoolingAllocator.Chunk> sharedChunkQueue,
         AdaptivePoolingAllocator.ChunkController chunkController)

Method Detail

tryAllocate

public boolean tryAllocate(int size,
                           int maxCapacity,
                           AdaptivePoolingAllocator.AdaptiveByteBuf buf,
                           boolean reallocate)

allocateWithoutLock

private boolean allocateWithoutLock(int size,
                                    int maxCapacity,
                                    AdaptivePoolingAllocator.AdaptiveByteBuf buf)

allocate

private boolean allocate(int size,
                         int maxCapacity,
                         AdaptivePoolingAllocator.AdaptiveByteBuf buf,
                         boolean reallocate)

restoreMagazineFreed

private void restoreMagazineFreed()

transferToNextInLineOrRelease

private void transferToNextInLineOrRelease(AdaptivePoolingAllocator.Chunk chunk)

trySetNextInLine

boolean trySetNextInLine(AdaptivePoolingAllocator.Chunk chunk)

free

void free()

newBuffer

public AdaptivePoolingAllocator.AdaptiveByteBuf newBuffer()

offerToQueue

boolean offerToQueue(AdaptivePoolingAllocator.Chunk chunk)

initializeSharedStateIn

public void initializeSharedStateIn(AdaptivePoolingAllocator.Magazine other)