public void setCreationDateTime(java.util.Date creationDateTime) {
        this.creationDateTime = creationDateTime;
    }
<p>
The creation date and time of the job flow.
</p>

@param creationDateTime
       The creation date and time of the job flow.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/JobFlowExecutionStatusDetail.java