org.eclipse.jetty.io.nio.NetworkTrafficSelectChannelEndPoint 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.io.nio;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.SelectionKey;
import java.nio.channels.SocketChannel;
import java.util.List;
import org.eclipse.jetty.io.Buffer;
import org.eclipse.jetty.io.NetworkTrafficListener;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
public class NetworkTrafficSelectChannelEndPoint extends SelectChannelEndPoint
{
private static final Logger LOG = Log.getLogger(NetworkTrafficSelectChannelEndPoint.class);
private final List listeners;
public NetworkTrafficSelectChannelEndPoint(SocketChannel channel, SelectorManager.SelectSet selectSet, SelectionKey key, int maxIdleTime, List listeners) throws IOException
{
super(channel, selectSet, key, maxIdleTime);
this.listeners = listeners;
}
@Override
public int fill(Buffer buffer) throws IOException
{
int read = super.fill(buffer);
notifyIncoming(buffer, read);
return read;
}
@Override
public int flush(Buffer buffer) throws IOException
{
int position = buffer.getIndex();
int written = super.flush(buffer);
notifyOutgoing(buffer, position, written);
return written;
}
@Override
protected int gatheringFlush(Buffer header, ByteBuffer bbuf0, Buffer buffer, ByteBuffer bbuf1) throws IOException
{
int headerPosition = header.getIndex();
int headerLength = header.length();
int bufferPosition = buffer.getIndex();
int written = super.gatheringFlush(header, bbuf0, buffer,bbuf1);
notifyOutgoing(header, headerPosition, written > headerLength ? headerLength : written);
notifyOutgoing(buffer, bufferPosition, written > headerLength ? written - headerLength : 0);
return written;
}
public void notifyOpened()
{
if (listeners != null && !listeners.isEmpty())
{
for (NetworkTrafficListener listener : listeners)
{
try
{
listener.opened(_socket);
}
catch (Exception x)
{
LOG.warn(x);
}
}
}
}
public void notifyIncoming(Buffer buffer, int read)
{
if (listeners != null && !listeners.isEmpty() && read > 0)
{
for (NetworkTrafficListener listener : listeners)
{
try
{
Buffer view = buffer.asReadOnlyBuffer();
listener.incoming(_socket, view);
}
catch (Exception x)
{
LOG.warn(x);
}
}
}
}
public void notifyOutgoing(Buffer buffer, int position, int written)
{
if (listeners != null && !listeners.isEmpty() && written > 0)
{
for (NetworkTrafficListener listener : listeners)
{
try
{
Buffer view = buffer.asReadOnlyBuffer();
view.setGetIndex(position);
view.setPutIndex(position + written);
listener.outgoing(_socket, view);
}
catch (Exception x)
{
LOG.warn(x);
}
}
}
}
public void notifyClosed()
{
if (listeners != null && !listeners.isEmpty())
{
for (NetworkTrafficListener listener : listeners)
{
try
{
listener.closed(_socket);
}
catch (Exception x)
{
LOG.warn(x);
}
}
}
}
}
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