org.eclipse.jetty.io.nio.IndirectNIOBuffer Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2014 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.io.nio;
import java.nio.ByteBuffer;
import org.eclipse.jetty.io.ByteArrayBuffer;
public class IndirectNIOBuffer extends ByteArrayBuffer implements NIOBuffer
{
protected final ByteBuffer _buf;
/* ------------------------------------------------------------ */
public IndirectNIOBuffer(int size)
{
super(size,READWRITE,NON_VOLATILE);
_buf = ByteBuffer.wrap(_bytes);
_buf.position(0);
_buf.limit(_buf.capacity());
}
/* ------------------------------------------------------------ */
public IndirectNIOBuffer(ByteBuffer buffer,boolean immutable)
{
super(buffer.array(),0,0, immutable?IMMUTABLE:READWRITE,NON_VOLATILE);
if (buffer.isDirect())
throw new IllegalArgumentException();
_buf = buffer;
_get=buffer.position();
_put=buffer.limit();
buffer.position(0);
buffer.limit(buffer.capacity());
}
/* ------------------------------------------------------------ */
public ByteBuffer getByteBuffer()
{
return _buf;
}
/* ------------------------------------------------------------ */
public boolean isDirect()
{
return false;
}
}