public void setInstanceRequestCount(Integer instanceRequestCount) {
        this.instanceRequestCount = instanceRequestCount;
    }
<p>
Target number of instances to run in the instance group.
</p>

@param instanceRequestCount
       Target number of instances to run in the instance group.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/InstanceGroupDetail.java