| // |
| // ======================================================================== |
| // 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.http2.client; |
| |
| import org.eclipse.jetty.http2.FlowControlStrategy; |
| import org.eclipse.jetty.http2.HTTP2Session; |
| import org.eclipse.jetty.http2.IStream; |
| import org.eclipse.jetty.http2.api.Session; |
| 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, Session.Listener listener, FlowControlStrategy flowControl) |
| { |
| super(scheduler, endPoint, generator, listener, flowControl, 1); |
| } |
| |
| @Override |
| public void 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.process(frame, Callback.NOOP); |
| notifyHeaders(stream, frame); |
| } |
| } |
| |
| 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 void 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.process(frame, Callback.NOOP); |
| Stream.Listener listener = notifyPush(stream, pushStream, frame); |
| pushStream.setListener(listener); |
| } |
| } |
| |
| 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; |
| } |
| } |
| } |