public void setCurrentVersion(String currentVersion) {
        this.currentVersion = currentVersion;
    }
<p>
The version of the MSK cluster to update. Cluster versions aren't simple numbers. You can describe an MSK cluster
to find its version. When this update operation is successful, it generates a new cluster version.
</p>

@param currentVersion
       <p>
       The version of the MSK cluster to update. Cluster versions aren't simple numbers. You can describe an MSK
       cluster to find its version. When this update operation is successful, it generates a new cluster version.
       </p>
aws-java-sdk-kafka/src/main/java/com/amazonaws/services/kafka/model/UpdateConnectivityRequest.java