SamlSubjectStatement.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / IdentityModel / System / IdentityModel / Tokens / SamlSubjectStatement.cs / 1305376 / SamlSubjectStatement.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.IdentityModel.Tokens 
{
    using System.Collections.Generic; 
    using System.Collections.ObjectModel; 
    using System.IdentityModel.Claims;
    using System.IdentityModel.Policy; 
    using System.IdentityModel.Selectors;
    using System.Security.Principal;

    public abstract class SamlSubjectStatement : SamlStatement 
    {
        SamlSubject subject; 
        IAuthorizationPolicy policy; 
        bool isReadOnly = false;
 
        protected SamlSubjectStatement()
        {
        }
 
        protected SamlSubjectStatement(SamlSubject samlSubject)
        { 
            if (samlSubject == null) 
                throw  DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSubject"));
 
            this.subject = samlSubject;
        }

        public SamlSubject SamlSubject 
        {
            get {return this.subject; } 
            set 
            {
                if (isReadOnly) 
                    throw  DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly)));

                if (value == null)
                    throw  DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("value")); 

                this.subject = value; 
            } 
        }
 
        public override bool IsReadOnly
        {
            get { return this.isReadOnly; }
        } 

        public override void MakeReadOnly() 
        { 
            if (!this.isReadOnly)
            { 
                subject.MakeReadOnly();
                this.isReadOnly = true;
            }
        } 

        public override IAuthorizationPolicy CreatePolicy(ClaimSet issuer, SamlSecurityTokenAuthenticator samlAuthenticator) 
        { 
            if (issuer == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("issuer"); 

            // SupportingTokenAuthenticator collection can be null when the Subject does not
            // contain a key.
 
            if (this.policy == null)
            { 
                List claimSets = new List(); 
                ClaimSet subjectKeyClaimset = this.subject.ExtractSubjectKeyClaimSet(samlAuthenticator);
                if (subjectKeyClaimset != null) 
                    claimSets.Add(subjectKeyClaimset);

                List claims = new List();
                ReadOnlyCollection subjectClaims = this.subject.ExtractClaims(); 
                for (int i = 0; i < subjectClaims.Count; ++i)
                { 
                    claims.Add(subjectClaims[i]); 
                }
 
                AddClaimsToList(claims);
                claimSets.Add(new DefaultClaimSet(issuer, claims));
                this.policy = new UnconditionalPolicy(this.subject.Identity, claimSets.AsReadOnly(), SecurityUtils.MaxUtcDateTime);
            } 

            return this.policy; 
        } 

        protected void SetSubject(SamlSubject samlSubject) 
        {
            if (samlSubject == null)
                throw  DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSubject"));
 
            this.subject = samlSubject;
        } 
 
        protected abstract void AddClaimsToList(IList claims);
    } 

}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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