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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.ServiceModel;
using System.ServiceModel.Channels;
using org.apache.qpid.client;
namespace org.apache.qpid.wcf.model
{
public sealed class QpidChannelListener : QpidChannelListenerBase<IInputChannel>
{
private IInputChannel _channel;
private ClientSession _session;
public QpidChannelListener(BindingContext context)
: base(context)
{
_channel = null;
_session = null;
}
protected override IInputChannel OnAcceptChannel(TimeSpan timeout)
{
// Since only one connection to a broker is required (even for communication
// with multiple exchanges
if (_channel != null)
return null;
_channel = new QpidInputChannel(Context, _session, new EndpointAddress(Uri.ToString()));
_channel.Closed += ListenChannelClosed;
return _channel;
}
protected override bool OnWaitForChannel(TimeSpan timeout)
{
return false;
}
protected override void OnOpen(TimeSpan timeout)
{
_session = _bindingElement.Open(timeout.Milliseconds);
}
protected override void OnClose(TimeSpan timeout)
{
if (_channel != null)
{
_channel.Close();
_channel = null;
}
_bindingElement.Close();
}
private void ListenChannelClosed(object sender, EventArgs args)
{
Close();
}
}
}
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