SecurityTokenParametersEnumerable.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Security / SecurityTokenParametersEnumerable.cs / 1 / SecurityTokenParametersEnumerable.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 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
    {
        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 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());
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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