public void setSnsTopicName(String snsTopicName) {
        this.snsTopicName = snsTopicName;
    }
<p>
Specifies the name of the Amazon SNS topic defined for notification of log file delivery. The maximum length is
256 characters.
</p>

@param snsTopicName
       Specifies the name of the Amazon SNS topic defined for notification of log file delivery. The maximum
       length is 256 characters.
aws-java-sdk-cloudtrail/src/main/java/com/amazonaws/services/cloudtrail/model/UpdateTrailRequest.java