NServiceBus.DefaultRecoverabilityPolicy.HasReachedMaxTime C# (CSharp) Method

        static bool HasReachedMaxTime(IncomingMessage message)
        {
            string timestampHeader;

            if (!message.Headers.TryGetValue(Headers.DelayedRetriesTimestamp, out timestampHeader))
            {
                return false;
            }

            if (string.IsNullOrEmpty(timestampHeader))
            {
                return false;
            }

            try
            {
                var handledAt = DateTimeExtensions.ToUtcDateTime(timestampHeader);

                var now = DateTime.UtcNow;
                if (now > handledAt.AddDays(1))
                {
                    return true;
                }
            }
                // ReSharper disable once EmptyGeneralCatchClause
                // this code won't usually throw but in case a user has decided to hack a message/headers and for some bizarre reason
                // they changed the date and that parse fails, we want to make sure that doesn't prevent the message from being
                // forwarded to the error queue.
            catch (Exception)
            {
            }

            return false;
        }