SamlConditions.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / IdentityModel / System / IdentityModel / Tokens / SamlConditions.cs / 1 / SamlConditions.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.IdentityModel.Tokens 
{
    using System.Collections; 
    using System.Collections.Generic; 
    using System.Collections.ObjectModel;
    using System.Xml.Serialization; 
    using System.Xml;
    using System.Runtime.Serialization;
    using System.Globalization;
    using System.IdentityModel.Selectors; 

    public class SamlConditions 
    { 
        readonly ImmutableCollection conditions = new ImmutableCollection();
        bool isReadOnly = false; 

        // Calculate once
        DateTime notBefore = SecurityUtils.MinUtcDateTime;
        DateTime notOnOrAfter = SecurityUtils.MaxUtcDateTime; 

        public SamlConditions() 
        { 
        }
 
        public SamlConditions(DateTime notBefore, DateTime notOnOrAfter)
            : this(notBefore, notOnOrAfter, null)
        {
        } 

        public SamlConditions(DateTime notBefore, DateTime notOnOrAfter, 
            IEnumerable conditions 
            )
        { 
            this.notBefore = notBefore.ToUniversalTime();
            this.notOnOrAfter = notOnOrAfter.ToUniversalTime();

            if (conditions != null) 
            {
                foreach (SamlCondition condition in conditions) 
                { 
                    if (condition == null)
                        throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLEntityCannotBeNullOrEmpty, XD.SamlDictionary.Condition.Value)); 

                    this.conditions.Add(condition);
                }
            } 
        }
 
        public IList Conditions 
        {
            get {return this.conditions; } 
        }

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

                this.notBefore = value;
            }
        } 

        public DateTime NotOnOrAfter 
        { 
            get {return this.notOnOrAfter; }
            set 
            {
                if (isReadOnly)
                    throw  DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly)));
 
                this.notOnOrAfter = value;
            } 
        } 

        public bool IsReadOnly 
        {
            get { return this.isReadOnly; }
        }
 
        public void MakeReadOnly()
        { 
            if (!this.isReadOnly) 
            {
                this.conditions.MakeReadOnly(); 

                foreach (SamlCondition condition in this.conditions)
                {
                    condition.MakeReadOnly(); 
                }
 
                this.isReadOnly = true; 
            }
        } 

        public virtual void ReadXml(XmlDictionaryReader reader, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer, SecurityTokenResolver outOfBandTokenResolver)
        {
            if (reader == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("reader"));
 
            if (samlSerializer == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
 
#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
            SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;

            string time = reader.GetAttribute(dictionary.NotBefore, null); 
            if (!String.IsNullOrEmpty(time))
                this.notBefore = DateTime.ParseExact( 
                    time, SamlConstants.AcceptedDateTimeFormats, DateTimeFormatInfo.InvariantInfo, DateTimeStyles.None).ToUniversalTime(); 

            time = reader.GetAttribute(dictionary.NotOnOrAfter, null); 
            if (!String.IsNullOrEmpty(time))
                this.notOnOrAfter = DateTime.ParseExact(
                    time, SamlConstants.AcceptedDateTimeFormats, DateTimeFormatInfo.InvariantInfo, DateTimeStyles.None).ToUniversalTime();
 
            // Saml Conditions element is an optional element and all its child element
            // are optional as well. So we can have a empty  element 
            // in a valid Saml token. 
            if (reader.IsEmptyElement)
            { 
                // Just issue a read to read the Empty element.
                reader.MoveToContent();
                reader.Read();
                return; 
            }
 
            reader.MoveToContent(); 
            reader.Read();
            while (reader.IsStartElement()) 
            {
                SamlCondition condition = samlSerializer.LoadCondition(reader, keyInfoSerializer, outOfBandTokenResolver);
                if (condition == null)
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLUnableToLoadCondtion))); 
                this.conditions.Add(condition);
            } 
            reader.MoveToContent(); 
            reader.ReadEndElement();
        } 

        public virtual void WriteXml(XmlDictionaryWriter writer, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer)
        {
            if (writer == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("writer"));
 
            if (samlSerializer == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
 
#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
            SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;

            writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.Conditions, dictionary.Namespace); 

            if (this.notBefore != SecurityUtils.MinUtcDateTime) 
            { 
                writer.WriteStartAttribute(dictionary.NotBefore, null);
                writer.WriteString(this.notBefore.ToString(SamlConstants.GeneratedDateTimeFormat, DateTimeFormatInfo.InvariantInfo)); 
                writer.WriteEndAttribute();
            }

            if (this.notOnOrAfter != SecurityUtils.MaxUtcDateTime) 
            {
                writer.WriteStartAttribute(dictionary.NotOnOrAfter, null); 
                writer.WriteString(this.notOnOrAfter.ToString(SamlConstants.GeneratedDateTimeFormat, DateTimeFormatInfo.InvariantInfo)); 
                writer.WriteEndAttribute();
            } 

            for (int i = 0; i < this.conditions.Count; i++)
            {
                this.conditions[i].WriteXml(writer, samlSerializer, keyInfoSerializer); 
            }
 
            writer.WriteEndElement(); 
        }
    } 

}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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SamlConditions.cs source code in C# .NET

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