/* | |
* | |
* 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; | |
namespace org.apache.qpid.wcf.model | |
{ | |
internal abstract class QpidChannelBase : IChannel | |
{ | |
private readonly CommunicationOperation _closeMethod; | |
private readonly BindingContext _context; | |
private readonly CommunicationOperation _openMethod; | |
private CommunicationState _state; | |
private QpidChannelBase() | |
{ | |
_state = CommunicationState.Created; | |
_closeMethod = Close; | |
_openMethod = Open; | |
} | |
protected QpidChannelBase(BindingContext context) | |
: this() | |
{ | |
_context = context; | |
} | |
public abstract void Close(TimeSpan timeout); | |
public abstract void Open(TimeSpan timeout); | |
public virtual void Abort() | |
{ | |
Close(); | |
} | |
public virtual void Close() | |
{ | |
Close(_context.Binding.CloseTimeout); | |
} | |
public virtual T GetProperty<T>() where T : class | |
{ | |
return default(T); | |
} | |
public virtual void Open() | |
{ | |
Open(_context.Binding.OpenTimeout); | |
} | |
#region Async Methods | |
public virtual IAsyncResult BeginClose(TimeSpan timeout, AsyncCallback callback, object state) | |
{ | |
return _closeMethod.BeginInvoke(timeout, callback, state); | |
} | |
public virtual IAsyncResult BeginClose(AsyncCallback callback, object state) | |
{ | |
return _closeMethod.BeginInvoke(_context.Binding.CloseTimeout, callback, state); | |
} | |
public virtual IAsyncResult BeginOpen(TimeSpan timeout, AsyncCallback callback, object state) | |
{ | |
return _openMethod.BeginInvoke(timeout, callback, state); | |
} | |
public virtual IAsyncResult BeginOpen(AsyncCallback callback, object state) | |
{ | |
return _openMethod.BeginInvoke(_context.Binding.OpenTimeout, callback, state); | |
} | |
public virtual void EndClose(IAsyncResult result) | |
{ | |
_closeMethod.EndInvoke(result); | |
} | |
public virtual void EndOpen(IAsyncResult result) | |
{ | |
_openMethod.EndInvoke(result); | |
} | |
#endregion | |
#region Event Raising Methods | |
protected void OnOpening() | |
{ | |
_state = CommunicationState.Opening; | |
if (Opening != null) | |
Opening(this, null); | |
} | |
protected void OnOpened() | |
{ | |
_state = CommunicationState.Opened; | |
if (Opened != null) | |
Opened(this, null); | |
} | |
protected void OnClosing() | |
{ | |
_state = CommunicationState.Closing; | |
if (Closing != null) | |
Closing(this, null); | |
} | |
protected void OnClosed() | |
{ | |
_state = CommunicationState.Closed; | |
if (Closed != null) | |
Closed(this, null); | |
} | |
protected void OnFaulted() | |
{ | |
_state = CommunicationState.Faulted; | |
if (Faulted != null) | |
Faulted(this, null); | |
} | |
#endregion | |
public CommunicationState State | |
{ | |
get { return _state; } | |
} | |
protected BindingContext Context | |
{ | |
get { return _context; } | |
} | |
public event EventHandler Closed; | |
public event EventHandler Closing; | |
public event EventHandler Faulted; | |
public event EventHandler Opened; | |
public event EventHandler Opening; | |
} | |
} |