101 lines
3.7 KiB
C#
101 lines
3.7 KiB
C#
//------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------
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using System.Collections.Generic;
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namespace System.IdentityModel.Tokens
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{
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/// <summary>
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/// Comparison class supporting multi-part keys for a dicitionary
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/// </summary>
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internal class SamlAttributeKeyComparer : IEqualityComparer<SamlAttributeKeyComparer.AttributeKey>
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{
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public class AttributeKey
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{
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string _friendlyName;
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int _hashCode;
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string _name;
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string _nameFormat;
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string _namespace;
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string _valueType;
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string _originalIssuer;
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internal string FriendlyName { get { return _friendlyName; } }
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internal string Name { get { return _name; } }
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internal string NameFormat { get { return _nameFormat; } }
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internal string Namespace { get { return _namespace; } }
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internal string ValueType { get { return _valueType; } }
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internal string OriginalIssuer { get { return _originalIssuer; } }
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public AttributeKey( SamlAttribute attribute )
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{
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if ( attribute == null )
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull( "attribute" );
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}
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_friendlyName = String.Empty;
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_name = attribute.Name;
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_nameFormat = String.Empty;
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_namespace = attribute.Namespace ?? String.Empty;
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_valueType = attribute.AttributeValueXsiType ?? String.Empty;
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_originalIssuer = attribute.OriginalIssuer ?? String.Empty;
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ComputeHashCode();
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}
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public AttributeKey( Saml2Attribute attribute )
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{
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if ( attribute == null )
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull( "attribute" );
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}
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_friendlyName = attribute.FriendlyName ?? String.Empty;
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_name = attribute.Name;
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_nameFormat = attribute.NameFormat == null ? String.Empty : attribute.NameFormat.AbsoluteUri;
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_namespace = String.Empty;
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_valueType = attribute.AttributeValueXsiType ?? String.Empty;
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_originalIssuer = attribute.OriginalIssuer ?? String.Empty;
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ComputeHashCode();
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}
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public override int GetHashCode()
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{
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return _hashCode;
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}
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void ComputeHashCode()
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{
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_hashCode = _name.GetHashCode();
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_hashCode ^= _friendlyName.GetHashCode();
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_hashCode ^= _nameFormat.GetHashCode();
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_hashCode ^= _namespace.GetHashCode();
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_hashCode ^= _valueType.GetHashCode();
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_hashCode ^= _originalIssuer.GetHashCode();
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}
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}
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#region IEqualityComparer<AttributeKey> Members
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public bool Equals( AttributeKey x, AttributeKey y )
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{
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return x.Name.Equals( y.Name, StringComparison.Ordinal )
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&& x.FriendlyName.Equals( y.FriendlyName, StringComparison.Ordinal )
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&& x.ValueType.Equals( y.ValueType, StringComparison.Ordinal )
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&& x.OriginalIssuer.Equals( y.OriginalIssuer, StringComparison.Ordinal )
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&& x.NameFormat.Equals( y.NameFormat, StringComparison.Ordinal )
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&& x.Namespace.Equals( y.Namespace, StringComparison.Ordinal );
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}
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public int GetHashCode( AttributeKey obj )
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{
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return obj.GetHashCode();
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}
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#endregion
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};
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}
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