* @param varrayId
* the ID of the varray to restrict exports to, or null for no restriction*
* @return the list of export groups associated with the cluster.
*/
public List<ExportGroupRestRep> findByCluster(URI clusterId, URI projectId, URI varrayId) {
return search().byCluster(clusterId).filter(new ExportClusterFilter(clusterId, projectId, varrayId)).run();
}