public Integer getInstanceCount() {
        return this.instanceCount;
    }
<p>
The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master
and core and task node. If the value is greater than 1, one instance is the master node and all others are core
and task nodes.
</p>

@return The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both
        the master and core and task node. If the value is greater than 1, one instance is the master node and
        all others are core and task nodes.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/JobFlowInstancesDetail.java