public void setClusterNamespaceArn(String clusterNamespaceArn) {
        this.clusterNamespaceArn = clusterNamespaceArn;
    }
<p>
The namespace Amazon Resource Name (ARN) of the cluster.
</p>

@param clusterNamespaceArn
       The namespace Amazon Resource Name (ARN) of the cluster.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/Cluster.java