public CoverageHours withOnDemandHours(String onDemandHours) {
        setOnDemandHours(onDemandHours);
        return this;
    }
<p>
The number of instance running hours that On-Demand Instances covered.
</p>

@param onDemandHours
       The number of instance running hours that On-Demand Instances covered.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/CoverageHours.java