Elmah.PgsqlErrorLog.GetError C# (CSharp) Méthode

        public override ErrorLogEntry GetError(string id)
        {
            if (id == null) throw new ArgumentNullException("id");
            if (id.Length == 0) throw new ArgumentException(null, "id");

            Guid errorGuid;

            try
            {
                errorGuid = new Guid(id);
            }
            catch (FormatException e)
            {
                throw new ArgumentException(e.Message, "id", e);
            }

            string errorXml;

            using (var connection = new NpgsqlConnection(ConnectionString))
            using (var command = Commands.GetErrorXml(ApplicationName, errorGuid))
            {
                command.Connection = connection;
                connection.Open();
                errorXml = (string)command.ExecuteScalar();
            }

            if (errorXml == null)
                return null;

            var error = ErrorXml.DecodeString(errorXml);
            return new ErrorLogEntry(this, id, error);
        }