public void deleteAllEveryScreenRelationships() {
   Enumeration<org.pachyderm.foundation.eof.PDBScreen> objects =
       everyScreen().immutableClone().objectEnumerator();
   while (objects.hasMoreElements()) {
     deleteEveryScreenRelationship(objects.nextElement());
   }
 }
 public void deleteAllPrivilegesRelationships() {
   Enumeration<er.rbac.eof.ERPrivilege> objects = privileges().immutableClone().objectEnumerator();
   while (objects.hasMoreElements()) {
     deletePrivilegesRelationship(objects.nextElement());
   }
 }