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Imported Upstream version 4.6.0.125
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//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.IdentityModel.Tokens
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{
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using System;
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using System.Collections.ObjectModel;
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using System.Collections.Generic;
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using System.Xml.Serialization;
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using System.Xml;
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using System.Runtime.Serialization;
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using System.Globalization;
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using System.Threading;
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using System.IdentityModel;
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using System.IdentityModel.Selectors;
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public class SamlAdvice
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{
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readonly ImmutableCollection<string> assertionIdReferences = new ImmutableCollection<string>();
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readonly ImmutableCollection<SamlAssertion> assertions = new ImmutableCollection<SamlAssertion>();
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bool isReadOnly = false;
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public SamlAdvice()
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: this(null, null)
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{
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}
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public SamlAdvice(IEnumerable<string> references)
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: this(references, null)
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{
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}
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public SamlAdvice(IEnumerable<SamlAssertion> assertions)
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: this(null, assertions)
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{
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}
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public SamlAdvice(IEnumerable<string> references, IEnumerable<SamlAssertion> assertions)
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{
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if (references != null)
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{
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foreach (string idReference in references)
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{
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if (string.IsNullOrEmpty(idReference))
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLEntityCannotBeNullOrEmpty, XD.SamlDictionary.AssertionIdReference.Value));
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this.assertionIdReferences.Add(idReference);
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}
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}
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if (assertions != null)
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{
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foreach (SamlAssertion assertion in assertions)
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{
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if (assertion == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLEntityCannotBeNullOrEmpty, XD.SamlDictionary.Assertion.Value));
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this.assertions.Add(assertion);
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}
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}
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}
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public IList<string> AssertionIdReferences
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{
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get { return this.assertionIdReferences; }
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}
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public IList<SamlAssertion> Assertions
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{
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get { return this.assertions; }
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}
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public bool IsReadOnly
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{
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get { return this.isReadOnly; }
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}
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public void MakeReadOnly()
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{
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if (!this.isReadOnly)
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{
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this.assertionIdReferences.MakeReadOnly();
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foreach (SamlAssertion assertion in this.assertions)
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{
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assertion.MakeReadOnly();
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}
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this.assertions.MakeReadOnly();
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this.isReadOnly = true;
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}
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}
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public virtual void ReadXml(XmlDictionaryReader reader, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer, SecurityTokenResolver outOfBandTokenResolver)
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{
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if (reader == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("reader"));
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if (samlSerializer == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
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#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
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SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;
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// SAML Advice is an optional element and all its child elements are optional
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// too. So we may have an empty saml:Advice element in the saml token.
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if (reader.IsEmptyElement)
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{
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// Just issue a read for the empty element.
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reader.MoveToContent();
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reader.Read();
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return;
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}
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reader.MoveToContent();
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reader.Read();
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while (reader.IsStartElement())
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{
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if (reader.IsStartElement(dictionary.AssertionIdReference, dictionary.Namespace))
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{
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reader.MoveToContent();
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this.assertionIdReferences.Add(reader.ReadString());
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reader.MoveToContent();
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reader.ReadEndElement();
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}
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else if (reader.IsStartElement(dictionary.Assertion, dictionary.Namespace))
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{
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SamlAssertion assertion = new SamlAssertion();
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assertion.ReadXml(reader, samlSerializer, keyInfoSerializer, outOfBandTokenResolver);
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this.assertions.Add(assertion);
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}
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else
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLBadSchema, dictionary.Advice.Value)));
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}
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}
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reader.MoveToContent();
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reader.ReadEndElement();
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}
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public virtual void WriteXml(XmlDictionaryWriter writer, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer)
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{
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if (writer == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("writer"));
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if (samlSerializer == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
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#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
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SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;
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writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.Advice, dictionary.Namespace);
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for (int i = 0; i < this.assertionIdReferences.Count; i++)
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{
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writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.AssertionIdReference, dictionary.Namespace);
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writer.WriteString(assertionIdReferences[i]);
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writer.WriteEndElement();
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}
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for (int i = 0; i < this.assertions.Count; i++)
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{
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this.assertions[i].WriteXml(writer, samlSerializer, keyInfoSerializer);
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}
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writer.WriteEndElement();
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}
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}
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}
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