Package io.netty.buffer

Class AdaptivePoolingAllocator.Magazine

java.lang.Object

io.netty.buffer.AdaptivePoolingAllocator.AllocationStatistics

io.netty.buffer.AdaptivePoolingAllocator.Magazine

Enclosing class:

AdaptivePoolingAllocator

private static final class AdaptivePoolingAllocator.Magazine
extends AdaptivePoolingAllocator.AllocationStatistics

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.concurrent.locks.StampedLock	allocationLock
private java.util.Queue<AdaptivePoolingAllocator.AdaptiveByteBuf>	bufferQueue
private AdaptivePoolingAllocator.Chunk	current
private static ObjectPool<AdaptivePoolingAllocator.AdaptiveByteBuf>	EVENT_LOOP_LOCAL_BUFFER_POOL
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.concurrent.atomic.AtomicLong	usedMemory

Fields inherited from class io.netty.buffer.AdaptivePoolingAllocator.AllocationStatistics

localPrefChunkSize, parent, sharedPrefChunkSize

Constructor Summary

Constructors

Constructor	Description
Magazine(AdaptivePoolingAllocator parent)
Magazine(AdaptivePoolingAllocator parent, boolean shareable)

Method Summary

Modifier and Type	Method	Description
private boolean	allocate(int size, int sizeBucket, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf)
private boolean	allocateWithoutLock(int size, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf)
(package private) void	free()
AdaptivePoolingAllocator.AdaptiveByteBuf	newBuffer()
private AdaptivePoolingAllocator.Chunk	newChunkAllocation(int promptingSize)
private void	restoreMagazineFreed()
private void	transferToNextInLineOrRelease(AdaptivePoolingAllocator.Chunk chunk)
boolean	tryAllocate(int size, int sizeBucket, int maxCapacity, AdaptivePoolingAllocator.AdaptiveByteBuf buf)
(package private) boolean	trySetNextInLine(AdaptivePoolingAllocator.Chunk chunk)

Methods inherited from class io.netty.buffer.AdaptivePoolingAllocator.AllocationStatistics

preferredChunkSize, recordAllocationSize, sizeBucket

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

usedMemory

private final java.util.concurrent.atomic.AtomicLong usedMemory

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

Constructor Detail

Magazine

Magazine(AdaptivePoolingAllocator parent)

Magazine

Magazine(AdaptivePoolingAllocator parent,
         boolean shareable)

Method Detail

tryAllocate

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

allocateWithoutLock

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

allocate

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

restoreMagazineFreed

private void restoreMagazineFreed()

transferToNextInLineOrRelease

private void transferToNextInLineOrRelease(AdaptivePoolingAllocator.Chunk chunk)

newChunkAllocation

private AdaptivePoolingAllocator.Chunk newChunkAllocation(int promptingSize)

trySetNextInLine

boolean trySetNextInLine(AdaptivePoolingAllocator.Chunk chunk)

free

void free()

newBuffer

public AdaptivePoolingAllocator.AdaptiveByteBuf newBuffer()