public java.util.List<String> getJobFlowStates() {
        if (jobFlowStates == null) {
            jobFlowStates = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return jobFlowStates;
    }
<p>
Return only job flows whose state is contained in this list.
</p>

@return Return only job flows whose state is contained in this list.
@see JobFlowExecutionState
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/DescribeJobFlowsRequest.java