org.eclipse.jetty.websocket.WebSocketBuffers Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.websocket;
import org.eclipse.jetty.io.Buffer;
import org.eclipse.jetty.io.Buffers;
import org.eclipse.jetty.io.Buffers.Type;
import org.eclipse.jetty.io.BuffersFactory;
/* ------------------------------------------------------------ */
/** The WebSocket Buffer Pool.
*
* The normal buffers are byte array buffers so that user processes
* can access directly. However the generator uses direct buffers
* for the final output stage as they are filled in bulk and are more
* efficient to flush.
*/
public class WebSocketBuffers
{
final private int _bufferSize;
final private Buffers _buffers;
public WebSocketBuffers(final int bufferSize)
{
_bufferSize=bufferSize;
_buffers = BuffersFactory.newBuffers(Type.DIRECT,bufferSize,Type.INDIRECT,bufferSize,Type.INDIRECT,-1);
}
public Buffer getBuffer()
{
return _buffers.getBuffer();
}
public Buffer getDirectBuffer()
{
return _buffers.getHeader();
}
public void returnBuffer(Buffer buffer)
{
_buffers.returnBuffer(buffer);
}
public int getBufferSize()
{
return _bufferSize;
}
}