Class LockFreeBufferPool

java.lang.Object

express.mvp.roray.ffm.pool.LockFreeBufferPool

All Implemented Interfaces:

AutoCloseable

public class LockFreeBufferPool
extends Object
implements AutoCloseable

Lock-free buffer pool using a ring buffer for index tracking.

This pool provides high-performance buffer acquisition without locks, using a ring buffer to track free buffer indices.

Constructor Summary

Constructors

Constructor	Description
LockFreeBufferPool(int count, int bufferSize)	Creates a new lock-free buffer pool.

Method Summary

Modifier and Type	Method	Description
BufferRef	acquire()	Acquires a buffer reference from the pool.
int	available()
int	capacity()
void	close()

Methods inherited from class Object

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

Constructor Details

LockFreeBufferPool

public LockFreeBufferPool(int count,
 int bufferSize)

Creates a new lock-free buffer pool.

Parameters:

count - number of buffers (must be a power of 2)

bufferSize - size of each buffer in bytes

Method Details

acquire

public BufferRef acquire()

Acquires a buffer reference from the pool.

Returns:

a BufferRef with refCount=1, or null if the pool is empty

capacity

public int capacity()

available

public int available()

close

public void close()

Specified by:

close in interface AutoCloseable