Create an aws topic

createAwsTopic.java

private String createTopic(String topicName) {

        try {
            LOGGER.info("Create SNS Topic " + topicName);
            CreateTopicRequest request = new CreateTopicRequest(topicName);
            CreateTopicResult result = sns.createTopic(request);

            // returning topic id       
            return result.getTopicArn();

        } catch (Exception ex) {
            LOGGER.error("Error at creating sns topic.", ex);
        }

        return null;
}