public void setComparisonOperator(String comparisonOperator) {
        this.comparisonOperator = comparisonOperator;
    }
<p>
Determines how the metric specified by <code>MetricName</code> is compared to the value specified by
<code>Threshold</code>.
</p>

@param comparisonOperator
       Determines how the metric specified by <code>MetricName</code> is compared to the value specified by
       <code>Threshold</code>.
@see ComparisonOperator
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/CloudWatchAlarmDefinition.java