public boolean removeJobGroupToNeverDelete(String group){
  return group != null && jobGroupsToNeverDelete.remove(group);
}

public boolean removeJobGroupToNeverDelete ( String group ) { return group != null && jobGroupsToNeverDelete . remove ( group ) ; }
remove the given group to the list of job groups that will never be deleted by this processor , even if a pre - processing - command to delete the group is encountered .
