public void setRevisionNumber(Long revisionNumber) {
        this.revisionNumber = revisionNumber;
    }
<p>
The number of the workflow revision to retrieve.
</p>

@param revisionNumber
       The number of the workflow revision to retrieve.
aws-java-sdk-iotthingsgraph/src/main/java/com/amazonaws/services/iotthingsgraph/model/GetFlowTemplateRequest.java