public void setPeriod(Integer period) {
        this.period = period;
    }
<p>
For the metric that the CloudWatch alarm is associated with, the duration of one evaluation period in seconds.
</p>

@param period
       For the metric that the CloudWatch alarm is associated with, the duration of one evaluation period in
       seconds.
aws-java-sdk-route53/src/main/java/com/amazonaws/services/route53/model/CloudWatchAlarmConfiguration.java