* Fix nullpointer in UI and rollout cache invalidation prob. Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com> * Sonar issue and util usage. Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com> * Evict cache on tenant delete. Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>