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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
using System;
using System.Collections;
using System.Threading;
using log4net;
using Apache.Qpid.Client.Protocol;
using Apache.Qpid.Framing;
namespace Qpid.Client.Transport.Socket.Blocking
{
public class BlockingSocketTransport : ITransport
{
// static readonly ILog _log = LogManager.GetLogger(typeof(BlockingSocketTransport));
// Configuration variables.
string _host;
int _port;
IProtocolListener _protocolListener;
// Runtime variables.
private BlockingSocketProcessor _socketProcessor;
private AmqpChannel _amqpChannel;
private ReaderRunner _readerRunner;
private Thread _readerThread;
public BlockingSocketTransport(string host, int port, AMQConnection connection)
{
_host = host;
_port = port;
_protocolListener = connection.ProtocolListener;
}
public void Open()
{
_socketProcessor = new BlockingSocketProcessor(_host, _port, _protocolListener);
_socketProcessor.Connect();
_amqpChannel = new AmqpChannel(_socketProcessor.ByteChannel);
_readerRunner = new ReaderRunner(this);
_readerThread = new Thread(new ThreadStart(_readerRunner.Run));
_readerThread.Start();
}
public string getLocalEndPoint()
{
return _socketProcessor.getLocalEndPoint();
}
public void Close()
{
StopReaderThread();
_socketProcessor.Disconnect();
}
public IProtocolChannel ProtocolChannel { get { return _amqpChannel; } }
public IProtocolWriter ProtocolWriter { get { return _amqpChannel; } }
public void StopReaderThread()
{
_readerRunner.Stop();
}
class ReaderRunner
{
BlockingSocketTransport _transport;
bool _running = true;
public ReaderRunner(BlockingSocketTransport transport)
{
_transport = transport;
}
public void Run()
{
try
{
while (_running)
{
Queue frames = _transport.ProtocolChannel.Read();
foreach (IDataBlock dataBlock in frames)
{
_transport._protocolListener.OnMessage(dataBlock);
}
}
}
catch (Exception e)
{
_transport._protocolListener.OnException(e);
}
}
public void Stop()
{
// TODO: Check if this is thread safe. running is not volitile....
_running = false;
}
}
}
}
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