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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.Generic;
using System.Threading;
using Logger = org.apache.qpid.transport.util.Logger;
namespace org.apache.qpid.transport
{
/// <summary>
/// ConnectionDelegate
///
/// Currently only implemented client specific methods
/// </summary>
public abstract class ConnectionDelegate : MethodDelegate<Channel>
{
private static readonly Logger log = Logger.Get(typeof(ConnectionDelegate));
private String _virtualHost;
protected ManualResetEvent _negotiationComplete;
public abstract SessionDelegate GetSessionDelegate();
public abstract void RaiseException(Exception t);
public abstract void Closed();
public void SetCondition(ManualResetEvent negotiationComplete)
{
_negotiationComplete = negotiationComplete;
}
public virtual void Init(Channel ch, ProtocolHeader hdr)
{
ch.Connection.Send(new ProtocolHeader((byte)1, hdr.Major, hdr.Minor));
List<Object> plain = new List<Object>();
plain.Add("PLAIN");
List<Object> utf8 = new List<Object>();
utf8.Add("utf8");
ch.ConnectionStart(null, plain, utf8);
}
public String VirtualHost
{
get { return _virtualHost; }
set { _virtualHost = value; }
}
// ----------------------------------------------
// Client side
//-----------------------------------------------
public override void ConnectionStart(Channel context, ConnectionStart mstruct)
{
Dictionary<String, Object> props = new Dictionary<String, Object>();
context.ConnectionStartOk(props, null, null, "utf8");
}
public override void ConnectionSecure(Channel context, ConnectionSecure mstruct)
{ // todo SASL
context.ConnectionSecureOk(new byte[0]);
}
public override void ConnectionTune(Channel context, ConnectionTune mstruct)
{
context.Connection.ChannelMax = mstruct.GetChannelMax();
context.ConnectionTuneOk(mstruct.GetChannelMax(), mstruct.GetMaxFrameSize(), mstruct.GetHeartbeatMax());
context.ConnectionOpen(_virtualHost, null, Option.INSIST);
}
public override void ConnectionOpenOk(Channel context, ConnectionOpenOk mstruct)
{
List<Object> knownHosts = mstruct.GetKnownHosts();
if (_negotiationComplete != null)
{
_negotiationComplete.Set();
}
}
public override void ConnectionRedirect(Channel context, ConnectionRedirect mstruct)
{
// not going to bother at the moment
}
public override void ConnectionClose(Channel ch, ConnectionClose close)
{
ch.Connection.CloseCode(close);
ch.ConnectionCloseOk();
}
}
}
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