//
// ========================================================================
// 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.http2.client;
import org.eclipse.jetty.http2.FlowControl;
import org.eclipse.jetty.http2.HTTP2Session;
import org.eclipse.jetty.http2.IStream;
import org.eclipse.jetty.http2.api.Stream;
import org.eclipse.jetty.http2.frames.HeadersFrame;
import org.eclipse.jetty.http2.frames.PushPromiseFrame;
import org.eclipse.jetty.http2.generator.Generator;
import org.eclipse.jetty.io.EndPoint;
import org.eclipse.jetty.util.Callback;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.thread.Scheduler;
public class HTTP2ClientSession extends HTTP2Session
{
private static final Logger LOG = Log.getLogger(HTTP2ClientSession.class);
public HTTP2ClientSession(Scheduler scheduler, EndPoint endPoint, Generator generator, Listener listener, FlowControl flowControl)
{
super(scheduler, endPoint, generator, listener, flowControl, 1);
}
@Override
public boolean onHeaders(HeadersFrame frame)
{
if (LOG.isDebugEnabled())
LOG.debug("Received {}", frame);
int streamId = frame.getStreamId();
IStream stream = getStream(streamId);
if (stream == null)
{
if (LOG.isDebugEnabled())
LOG.debug("Ignoring {}, stream #{} not found", frame, streamId);
}
else
{
stream.updateClose(frame.isEndStream(), false);
stream.process(frame, Callback.Adapter.INSTANCE);
notifyHeaders(stream, frame);
if (stream.isClosed())
removeStream(stream, false);
}
return false;
}
private void notifyHeaders(IStream stream, HeadersFrame frame)
{
Stream.Listener listener = stream.getListener();
if (listener == null)
return;
try
{
listener.onHeaders(stream, frame);
}
catch (Throwable x)
{
LOG.info("Failure while notifying listener " + listener, x);
}
}
@Override
public boolean onPushPromise(PushPromiseFrame frame)
{
if (LOG.isDebugEnabled())
LOG.debug("Received {}", frame);
int streamId = frame.getStreamId();
int pushStreamId = frame.getPromisedStreamId();
IStream stream = getStream(streamId);
if (stream == null)
{
if (LOG.isDebugEnabled())
LOG.debug("Ignoring {}, stream #{} not found", frame, streamId);
}
else
{
IStream pushStream = createRemoteStream(pushStreamId);
pushStream.updateClose(true, true);
pushStream.process(frame, Callback.Adapter.INSTANCE);
Stream.Listener listener = notifyPush(stream, pushStream, frame);
pushStream.setListener(listener);
if (pushStream.isClosed())
removeStream(pushStream, false);
}
return false;
}
private Stream.Listener notifyPush(IStream stream, IStream pushStream, PushPromiseFrame frame)
{
Stream.Listener listener = stream.getListener();
if (listener == null)
return null;
try
{
return listener.onPush(pushStream, frame);
}
catch (Throwable x)
{
LOG.info("Failure while notifying listener " + listener, x);
return null;
}
}
}