Package io.netty.buffer
Class AdaptivePoolingAllocator.Chunk
- java.lang.Object
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- io.netty.buffer.AdaptivePoolingAllocator.Chunk
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- All Implemented Interfaces:
ReferenceCounted
- Enclosing class:
- AdaptivePoolingAllocator
private static final class AdaptivePoolingAllocator.Chunk extends java.lang.Object implements ReferenceCounted
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Field Summary
Fields Modifier and Type Field Description private static java.util.concurrent.atomic.AtomicIntegerFieldUpdater<AdaptivePoolingAllocator.Chunk>
AIF_UPDATER
private int
allocatedBytes
private AdaptivePoolingAllocator
allocator
private int
capacity
private AbstractByteBuf
delegate
private AdaptivePoolingAllocator.Magazine
magazine
private boolean
pooled
private int
refCnt
private static long
REFCNT_FIELD_OFFSET
private static ReferenceCountUpdater<AdaptivePoolingAllocator.Chunk>
updater
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Constructor Summary
Constructors Constructor Description Chunk()
Chunk(AbstractByteBuf delegate, AdaptivePoolingAllocator.Magazine magazine, boolean pooled)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description (package private) void
attachToMagazine(AdaptivePoolingAllocator.Magazine magazine)
int
capacity()
(package private) AdaptivePoolingAllocator.Magazine
currentMagazine()
private void
deallocate()
(package private) void
detachFromMagazine()
void
readInitInto(AdaptivePoolingAllocator.AdaptiveByteBuf buf, int size, int maxCapacity)
int
refCnt()
Returns the reference count of this object.boolean
release()
Decreases the reference count by1
and deallocates this object if the reference count reaches at0
.boolean
release(int decrement)
Decreases the reference count by the specifieddecrement
and deallocates this object if the reference count reaches at0
.int
remainingCapacity()
AdaptivePoolingAllocator.Chunk
retain()
Increases the reference count by1
.AdaptivePoolingAllocator.Chunk
retain(int increment)
Increases the reference count by the specifiedincrement
.private static boolean
shouldReleaseSuboptimalChunkSuze(int givenSize, int preferredSize)
AdaptivePoolingAllocator.Chunk
touch()
Records the current access location of this object for debugging purposes.AdaptivePoolingAllocator.Chunk
touch(java.lang.Object hint)
Records the current access location of this object with an additional arbitrary information for debugging purposes.
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Field Detail
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delegate
private final AbstractByteBuf delegate
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magazine
private AdaptivePoolingAllocator.Magazine magazine
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allocator
private final AdaptivePoolingAllocator allocator
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capacity
private final int capacity
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pooled
private final boolean pooled
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allocatedBytes
private int allocatedBytes
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REFCNT_FIELD_OFFSET
private static final long REFCNT_FIELD_OFFSET
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AIF_UPDATER
private static final java.util.concurrent.atomic.AtomicIntegerFieldUpdater<AdaptivePoolingAllocator.Chunk> AIF_UPDATER
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updater
private static final ReferenceCountUpdater<AdaptivePoolingAllocator.Chunk> updater
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refCnt
private volatile int refCnt
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Constructor Detail
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Chunk
Chunk()
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Chunk
Chunk(AbstractByteBuf delegate, AdaptivePoolingAllocator.Magazine magazine, boolean pooled)
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Method Detail
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currentMagazine
AdaptivePoolingAllocator.Magazine currentMagazine()
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detachFromMagazine
void detachFromMagazine()
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attachToMagazine
void attachToMagazine(AdaptivePoolingAllocator.Magazine magazine)
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touch
public AdaptivePoolingAllocator.Chunk touch(java.lang.Object hint)
Description copied from interface:ReferenceCounted
Records the current access location of this object with an additional arbitrary information for debugging purposes. If this object is determined to be leaked, the information recorded by this operation will be provided to you viaResourceLeakDetector
.- Specified by:
touch
in interfaceReferenceCounted
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refCnt
public int refCnt()
Description copied from interface:ReferenceCounted
Returns the reference count of this object. If0
, it means this object has been deallocated.- Specified by:
refCnt
in interfaceReferenceCounted
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retain
public AdaptivePoolingAllocator.Chunk retain()
Description copied from interface:ReferenceCounted
Increases the reference count by1
.- Specified by:
retain
in interfaceReferenceCounted
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retain
public AdaptivePoolingAllocator.Chunk retain(int increment)
Description copied from interface:ReferenceCounted
Increases the reference count by the specifiedincrement
.- Specified by:
retain
in interfaceReferenceCounted
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touch
public AdaptivePoolingAllocator.Chunk touch()
Description copied from interface:ReferenceCounted
Records the current access location of this object for debugging purposes. If this object is determined to be leaked, the information recorded by this operation will be provided to you viaResourceLeakDetector
. This method is a shortcut totouch(null)
.- Specified by:
touch
in interfaceReferenceCounted
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release
public boolean release()
Description copied from interface:ReferenceCounted
Decreases the reference count by1
and deallocates this object if the reference count reaches at0
.- Specified by:
release
in interfaceReferenceCounted
- Returns:
true
if and only if the reference count became0
and this object has been deallocated
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release
public boolean release(int decrement)
Description copied from interface:ReferenceCounted
Decreases the reference count by the specifieddecrement
and deallocates this object if the reference count reaches at0
.- Specified by:
release
in interfaceReferenceCounted
- Returns:
true
if and only if the reference count became0
and this object has been deallocated
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deallocate
private void deallocate()
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shouldReleaseSuboptimalChunkSuze
private static boolean shouldReleaseSuboptimalChunkSuze(int givenSize, int preferredSize)
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readInitInto
public void readInitInto(AdaptivePoolingAllocator.AdaptiveByteBuf buf, int size, int maxCapacity)
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remainingCapacity
public int remainingCapacity()
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capacity
public int capacity()
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