@Override
    public void onUpdated(final SelectorDO selector, final SelectorDO before) {
        publish(new SelectorUpdatedEvent(selector, before, SessionUtil.visitorName()));
    }
on selector updated.

@param selector selector
@param before   before selector
shenyu-admin/src/main/java/org/apache/shenyu/admin/service/publish/SelectorEventPublisher.java