Amazon.SimpleNotificationService.AmazonSimpleNotificationServiceClient.FindTopic C# (CSharp) Метод

        public Topic FindTopic(string topicName)
        {
            var nextToken = string.Empty;

            do
            {
                var response = this.ListTopics(new ListTopicsRequest { NextToken = nextToken });

                var matchedTopic = response.Topics.FirstOrDefault(x => TopicNameMatcher(x.TopicArn, topicName));

                if (matchedTopic != null)
                {
                    return matchedTopic;
                }

                nextToken = response.NextToken;

            } while (!string.IsNullOrEmpty(nextToken));

            return null;
        }
        #endregion

 public void DeleteTopic(string topicName)
 {
     using (var client = new AmazonSimpleNotificationServiceClient())
     {
         var topic = client.FindTopic(topicName);
         client.DeleteTopic(topic.TopicArn);
     }
 }