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//-----------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
namespace System.ServiceModel.Security
{
using System.Collections.Generic;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Security.Tokens;
class SecurityTokenParametersEnumerable : IEnumerable<SecurityTokenParameters>
{
SecurityBindingElement sbe;
bool clientTokensOnly;
public SecurityTokenParametersEnumerable(SecurityBindingElement sbe)
: this(sbe, false) { }
public SecurityTokenParametersEnumerable(SecurityBindingElement sbe, bool clientTokensOnly)
{
if (sbe == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("sbe");
this.sbe = sbe;
this.clientTokensOnly = clientTokensOnly;
}
public IEnumerator<SecurityTokenParameters> GetEnumerator()
{
if (this.sbe is SymmetricSecurityBindingElement)
{
SymmetricSecurityBindingElement ssbe = (SymmetricSecurityBindingElement)sbe;
if (ssbe.ProtectionTokenParameters != null && (!this.clientTokensOnly || !ssbe.ProtectionTokenParameters.HasAsymmetricKey))
yield return ssbe.ProtectionTokenParameters;
}
else if (this.sbe is AsymmetricSecurityBindingElement)
{
AsymmetricSecurityBindingElement asbe = (AsymmetricSecurityBindingElement)sbe;
if (asbe.InitiatorTokenParameters != null)
yield return asbe.InitiatorTokenParameters;
if (asbe.RecipientTokenParameters != null && !this.clientTokensOnly)
yield return asbe.RecipientTokenParameters;
}
foreach (SecurityTokenParameters stp in this.sbe.EndpointSupportingTokenParameters.Endorsing)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in this.sbe.EndpointSupportingTokenParameters.SignedEncrypted)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in this.sbe.EndpointSupportingTokenParameters.SignedEndorsing)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in this.sbe.EndpointSupportingTokenParameters.Signed)
if (stp != null)
yield return stp;
foreach (SupportingTokenParameters str in this.sbe.OperationSupportingTokenParameters.Values)
if (str != null)
{
foreach (SecurityTokenParameters stp in str.Endorsing)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in str.SignedEncrypted)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in str.SignedEndorsing)
if (stp != null)
yield return stp;
foreach (SecurityTokenParameters stp in str.Signed)
if (stp != null)
yield return stp;
}
}
System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotImplementedException());
}
}
}
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