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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Channels
{
using System.Diagnostics;
using System.Runtime.Diagnostics;
using System.ServiceModel;
using System.ServiceModel.Diagnostics;
abstract class OutputChannel : ChannelBase, IOutputChannel
{
protected OutputChannel(ChannelManagerBase manager)
: base(manager)
{
}
public abstract EndpointAddress RemoteAddress { get; }
public abstract Uri Via { get; }
public IAsyncResult BeginSend(Message message, AsyncCallback callback, object state)
{
return this.BeginSend(message, this.DefaultSendTimeout, callback, state);
}
public IAsyncResult BeginSend(Message message, TimeSpan timeout, AsyncCallback callback, object state)
{
if (message == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message");
if (timeout < TimeSpan.Zero)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
new ArgumentOutOfRangeException("timeout", timeout, SR.GetString(SR.SFxTimeoutOutOfRange0)));
ThrowIfDisposedOrNotOpen();
AddHeadersTo(message);
this.EmitTrace(message);
return OnBeginSend(message, timeout, callback, state);
}
public void EndSend(IAsyncResult result)
{
OnEndSend(result);
}
public override T GetProperty<T>()
{
if (typeof(T) == typeof(IOutputChannel))
{
return (T)(object)this;
}
T baseProperty = base.GetProperty<T>();
if (baseProperty != null)
{
return baseProperty;
}
return default(T);
}
protected abstract void OnSend(Message message, TimeSpan timeout);
protected abstract IAsyncResult OnBeginSend(Message message, TimeSpan timeout, AsyncCallback callback, object state);
protected abstract void OnEndSend(IAsyncResult result);
public void Send(Message message)
{
this.Send(message, this.DefaultSendTimeout);
}
public void Send(Message message, TimeSpan timeout)
{
if (message == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message");
if (timeout < TimeSpan.Zero)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
new ArgumentOutOfRangeException("timeout", timeout, SR.GetString(SR.SFxTimeoutOutOfRange0)));
ThrowIfDisposedOrNotOpen();
AddHeadersTo(message);
this.EmitTrace(message);
OnSend(message, timeout);
}
protected virtual TraceRecord CreateSendTrace(Message message)
{
return MessageTransmitTraceRecord.CreateSendTraceRecord(message, this.RemoteAddress);
}
void EmitTrace(Message message)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
TraceUtility.TraceEvent(TraceEventType.Information, TraceCode.MessageSent,
SR.GetString(SR.TraceCodeMessageSent),
this.CreateSendTrace(message), this, null);
}
}
protected virtual void AddHeadersTo(Message message)
{
}
}
}
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