Top Description Fields Constructors Methods

org.xerial.snappy.buffer

public Class CachedBufferAllocator

Class Inheritance

extends Object
implements BufferAllocator

java.lang.Object
org.xerial.snappy.buffer.CachedBufferAllocator

All Implemented Interfaces

org.xerial.snappy.buffer.BufferAllocator

Imports

java.lang.ref.SoftReference, java.util.*

Cached buffer

Field Summary

Modifier and Type	Field and Description
private final Deque<byte[]>	bufferQueue
private final int	bufferSize
private static BufferAllocatorFactory	factory
private static final Map<Integer, SoftReference<CachedBufferAllocator>>	queueTable Use SoftReference so that having this queueTable does not prevent the GC of CachedBufferAllocator instances

Constructor Summary

Access	Constructor and Description
public	CachedBufferAllocator(int bufferSize)

Method Summary

Modifier and Type	Method and Description
public byte[]	allocate(int size) Implements org.xerial.snappy.buffer.BufferAllocator.allocate.
public static synchronized CachedBufferAllocator	getAllocator(int bufferSize)
public static BufferAllocatorFactory	getBufferAllocatorFactory()
public void	release(byte[] buffer) Implements org.xerial.snappy.buffer.BufferAllocator.release.
public static void	setBufferAllocatorFactory(BufferAllocatorFactory factory)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

bufferQueue	back to summary
private final Deque<byte[]> bufferQueue

bufferSize	back to summary
private final int bufferSize

factory	back to summary
private static BufferAllocatorFactory factory

queueTable	back to summary
private static final Map<Integer, SoftReference<CachedBufferAllocator>> queueTable Use SoftReference so that having this queueTable does not prevent the GC of CachedBufferAllocator instances

Constructor Detail

CachedBufferAllocator	back to summary
public CachedBufferAllocator(int bufferSize)

Method Detail

allocate

back to summary

public byte[] allocate(int size)

Implements org.xerial.snappy.buffer.BufferAllocator.allocate.

Annotations

@Override

getAllocator	back to summary
public static synchronized CachedBufferAllocator getAllocator(int bufferSize)

getBufferAllocatorFactory	back to summary
public static BufferAllocatorFactory getBufferAllocatorFactory()

release

back to summary

public void release(byte[] buffer)

Implements org.xerial.snappy.buffer.BufferAllocator.release.

Annotations

@Override

setBufferAllocatorFactory	back to summary
public static void setBufferAllocatorFactory(BufferAllocatorFactory factory)