diff options
Diffstat (limited to 'crypto/src/asn1/cms/SignerIdentifier.cs')
| -rw-r--r-- | crypto/src/asn1/cms/SignerIdentifier.cs | 31 |
1 files changed, 11 insertions, 20 deletions
diff --git a/crypto/src/asn1/cms/SignerIdentifier.cs b/crypto/src/asn1/cms/SignerIdentifier.cs index 17f3f08c2..055a393df 100644 --- a/crypto/src/asn1/cms/SignerIdentifier.cs +++ b/crypto/src/asn1/cms/SignerIdentifier.cs @@ -32,39 +32,33 @@ namespace Org.BouncyCastle.Asn1.Cms return Asn1Utilities.GetInstanceFromChoice(taggedObject, declaredExplicit, GetInstance); } - private Asn1Encodable id; + private readonly Asn1Encodable m_id; - public SignerIdentifier( - IssuerAndSerialNumber id) + public SignerIdentifier(IssuerAndSerialNumber id) { - this.id = id; + m_id = id ?? throw new ArgumentNullException(nameof(id)); } - public SignerIdentifier( - Asn1OctetString id) + public SignerIdentifier(Asn1OctetString id) { - this.id = new DerTaggedObject(false, 0, id); + m_id = new DerTaggedObject(false, 0, id); } - public SignerIdentifier( - Asn1Object id) + public SignerIdentifier(Asn1Object id) { - this.id = id; + m_id = id ?? throw new ArgumentNullException(nameof(id)); } - public bool IsTagged - { - get { return (id is Asn1TaggedObject); } - } + public bool IsTagged => m_id is Asn1TaggedObject; public Asn1Encodable ID { get { - if (id is Asn1TaggedObject taggedObject) + if (m_id is Asn1TaggedObject taggedObject) return Asn1OctetString.GetInstance(taggedObject, false); - return id; + return m_id; } } @@ -79,9 +73,6 @@ namespace Org.BouncyCastle.Asn1.Cms * SubjectKeyIdentifier ::= OCTET STRING * </pre> */ - public override Asn1Object ToAsn1Object() - { - return id.ToAsn1Object(); - } + public override Asn1Object ToAsn1Object() => m_id.ToAsn1Object(); } } |