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X509SecurityTokenProvider.cs
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X509SecurityTokenProvider.cs
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.IdentityModel.Tokens;
using System.Security.Cryptography.X509Certificates;
using System.ServiceModel;
using System.Threading.Tasks;
namespace System.IdentityModel.Selectors
{
public class X509SecurityTokenProvider : SecurityTokenProvider, IDisposable
{
private X509Certificate2 _certificate;
private bool _clone;
public X509SecurityTokenProvider(X509Certificate2 certificate) : this(certificate, true) { }
internal X509SecurityTokenProvider(X509Certificate2 certificate, bool clone)
{
if (certificate == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(certificate));
}
_clone = clone;
if (_clone)
{
_certificate = new X509Certificate2(certificate);
}
else
{
_certificate = certificate;
}
}
protected override SecurityToken GetTokenCore(TimeSpan timeout)
{
return new X509SecurityToken(certificate: _certificate, clone: _clone, disposable: _clone);
}
internal override Task<SecurityToken> GetTokenCoreInternalAsync(TimeSpan timeout)
{
return Task.FromResult<SecurityToken>(GetTokenCore(timeout));
}
public void Dispose()
{
if (_clone)
{
System.ServiceModel.Security.SecurityUtils.ResetCertificate(_certificate);
}
}
}
}