2 // SecurityKeyIdentifierClause.cs
5 // Atsushi Enomoto <atsushi@ximian.com>
7 // Copyright (C) 2005-2006 Novell, Inc. http://www.novell.com
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
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14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
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29 using System.Collections.Generic;
31 using System.IdentityModel.Policy;
33 namespace System.IdentityModel.Tokens
35 public abstract class SecurityKeyIdentifierClause
37 protected SecurityKeyIdentifierClause (string clauseType)
39 this.clause_type = clauseType;
42 protected SecurityKeyIdentifierClause (string clauseType, byte [] derivationNonce, int derivationLength)
44 this.clause_type = clauseType;
45 if (derivationNonce != null)
46 this.nonce = (byte []) derivationNonce.Clone ();
47 this.deriv_length = derivationLength;
54 public virtual bool CanCreateKey {
58 public string ClauseType {
59 get { return clause_type; }
62 public int DerivationLength {
63 get { return deriv_length; }
66 public byte [] GetDerivationNonce ()
68 return nonce != null ? (byte []) nonce.Clone () : null;
71 public virtual SecurityKey CreateKey ()
73 throw new NotSupportedException (String.Format ("This '{0}' identifier clause does not support key creation.", GetType ()));
77 public virtual bool Matches (SecurityKeyIdentifierClause clause)
79 throw new NotImplementedException ();