public Builder cloudTrailEventSource(String cloudTrailEventSource) {
            this.cloudTrailEventSource = cloudTrailEventSource;
            return this;
        }
Set the CloudTrail event source name of the service.

@param cloudTrailEventSource CloudTrail event source name of the service.
@return Returns the builder.
smithy-aws-traits/src/main/java/software/amazon/smithy/aws/traits/ServiceTrait.java