Opc.Ua.CertificateIdentifierCollection.Add C# (CSharp) Method

        public async Task Add(X509Certificate2 certificate)
        {
            if (certificate == null) throw new ArgumentNullException("certificate");

            for (int ii = 0; ii < this.Count; ii++)
            {
                X509Certificate2 current = await this[ii].Find(false);

                if (current != null && current.Thumbprint == certificate.Thumbprint)
                {
                    throw ServiceResultException.Create(
                        StatusCodes.BadEntryExists,
                        "A certificate with the specified thumbprint already exists. Subject={0}, Thumbprint={1}",
                        certificate.SubjectName,
                        certificate.Thumbprint);
                }
            }

            this.Add(new CertificateIdentifier(certificate));
        }

        /// <summary>
        /// Creates a new object that is a copy of the current instance.
        /// </summary>
        /// <returns>
        /// A new object that is a copy of this instance.
        /// </returns>
        public new object MemberwiseClone()
        {
            CertificateIdentifierCollection collection = new CertificateIdentifierCollection();

            for (int ii = 0; ii < this.Count; ii++)
            {
                collection.Add((CertificateIdentifier)Utils.Clone(this[ii]));
            }

            return(collection);
        }