protected void cacheSelectorData(final SelectorData selectorData) {
        Optional.ofNullable(selectorData)
                .ifPresent(data -> Optional.ofNullable(pluginDataSubscriber)
                        .ifPresent(e -> e.onSelectorSubscribe(data)));
    }
event.

@param namespaceId namespaceId
@param updatePath updatePath
@param updateData updateData
@param registerPath registerPath
@param eventType eventType
shenyu-sync-data-center/shenyu-sync-data-api/src/main/java/org/apache/shenyu/sync/data/core/AbstractPathDataSyncService.java