Package org.jenkinsci.remoting.util

Class DirectByteBufferPool

java.lang.Object

org.jenkinsci.remoting.util.DirectByteBufferPool

All Implemented Interfaces:

ByteBufferPool

public class DirectByteBufferPool
extends Object
implements ByteBufferPool

A buffer pool that keeps a free list of ByteBuffers of a specified default size in a simple fixed size stack. If the stack is full, the buffer is de-referenced and available to be freed by normal garbage collection (whenever that may actually take place)

See Also:

• JDK-4469299
• More detail

Constructor Summary

Constructors

Constructor	Description
DirectByteBufferPool(int minBufferSize, int maxPoolSize)	Constructor.

Method Summary

Modifier and Type	Method	Description
ByteBuffer	acquire(int size)	Borrow a buffer from the pool.
void	release(ByteBuffer buffer)	Returns a buffer to the pool.

Methods inherited from class java.lang.Object

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

Constructor Details

DirectByteBufferPool

public DirectByteBufferPool(int minBufferSize,
 int maxPoolSize)

Constructor.

Parameters:

minBufferSize - the minimum size to create buffers.

maxPoolSize - the maximum buffers to keep in the pool.

Method Details

acquire

public ByteBuffer acquire(int size)

Borrow a buffer from the pool.

Specified by:

acquire in interface ByteBufferPool

Parameters:

size - The minimum size and initial limit of the buffer.

Returns:

the buffer.

release

public void release(ByteBuffer buffer)

Returns a buffer to the pool.

Specified by:

release in interface ByteBufferPool

Parameters:

buffer - the buffer.