@Override
    protected List<Action> getActions(@Nonnull final SessionData data) {
        return Collections.singletonList(Action.complete);
    }
Edits the list of external domains that are allowed to connect to Openfire

@author Guus der Kinderen, guus@goodbytes.nl
@see <a href="https://xmpp.org/extensions/xep-0133.html#edit-whitelist">XEP-0133 Service Administration: Edit Whitelist</a>
xmppserver/src/main/java/org/jivesoftware/openfire/commands/admin/EditAllowedList.java