优化级联选择通道逻辑

src/main/java/com/genersoft/iot/vmp/gb28181/event/subscribe/catalog/CatalogEventLister.java

@@ -59,6 +59,7 @@ public class CatalogEventLister implements ApplicationListener<CatalogEvent> {
         Map<String, List<ParentPlatform>> parentPlatformMap = new HashMap<>();
         if (event.getPlatformId() != null) {
             parentPlatform = storager.queryParentPlatByServerGBId(event.getPlatformId());
+            if (!parentPlatform.isStatus())return;
             String key = VideoManagerConstants.SIP_SUBSCRIBE_PREFIX + userSetup.getServerId() +  "_Catalog_" + event.getPlatformId();
             subscribe = redisCatchStorage.getSubscribe(key);
         }else {