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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Channels
{
using System.Collections.Generic;
using System.ServiceModel;
using System.Diagnostics;
using System.Xml;
using System.Runtime.Diagnostics;
using System.Runtime;
abstract class TransportOutputChannel : OutputChannel
{
bool anyHeadersToAdd;
bool manualAddressing;
MessageVersion messageVersion;
EndpointAddress to;
Uri via;
ToHeader toHeader;
EventTraceActivity channelEventTraceActivity;
protected TransportOutputChannel(ChannelManagerBase channelManager, EndpointAddress to, Uri via, bool manualAddressing, MessageVersion messageVersion)
: base(channelManager)
{
this.manualAddressing = manualAddressing;
this.messageVersion = messageVersion;
this.to = to;
this.via = via;
if (!manualAddressing && to != null)
{
Uri toUri;
if (to.IsAnonymous)
{
toUri = this.messageVersion.Addressing.AnonymousUri;
}
else if (to.IsNone)
{
toUri = this.messageVersion.Addressing.NoneUri;
}
else
{
toUri = to.Uri;
}
if (toUri != null)
{
XmlDictionaryString dictionaryTo = new ToDictionary(toUri.AbsoluteUri).To;
this.toHeader = ToHeader.Create(toUri, dictionaryTo, messageVersion.Addressing);
}
this.anyHeadersToAdd = to.Headers.Count > 0;
}
if (FxTrace.Trace.IsEnd2EndActivityTracingEnabled)
{
this.channelEventTraceActivity = EventTraceActivity.GetFromThreadOrCreate();
}
}
protected bool ManualAddressing
{
get
{
return this.manualAddressing;
}
}
public MessageVersion MessageVersion
{
get
{
return this.messageVersion;
}
}
public override EndpointAddress RemoteAddress
{
get
{
return this.to;
}
}
public override Uri Via
{
get
{
return this.via;
}
}
public EventTraceActivity EventTraceActivity
{
get
{
return this.channelEventTraceActivity;
}
}
protected override void AddHeadersTo(Message message)
{
base.AddHeadersTo(message);
if (toHeader != null)
{
// we don't use to.ApplyTo(message) since it's faster to cache and
// use the actual <To> header then to call message.Headers.To = Uri...
message.Headers.SetToHeader(toHeader);
if (anyHeadersToAdd)
{
to.Headers.AddHeadersTo(message);
}
}
}
class ToDictionary : IXmlDictionary
{
XmlDictionaryString to;
public ToDictionary(string to)
{
this.to = new XmlDictionaryString(this, to, 0);
}
public XmlDictionaryString To
{
get
{
return to;
}
}
public bool TryLookup(string value, out XmlDictionaryString result)
{
if (value == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
if (value == to.Value)
{
result = to;
return true;
}
result = null;
return false;
}
public bool TryLookup(int key, out XmlDictionaryString result)
{
if (key == 0)
{
result = to;
return true;
}
result = null;
return false;
}
public bool TryLookup(XmlDictionaryString value, out XmlDictionaryString result)
{
if (value == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
if (value == to)
{
result = to;
return true;
}
result = null;
return false;
}
}
}
}
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