public List<Upstream> findUpstreamListBySelectorId(final String selectorId) {
        return task.getHealthyUpstream().get(selectorId);
    }
Find upstream list by selector id list.

@param selectorId the selector id
@return the list
shenyu-loadbalancer/src/main/java/org/apache/shenyu/loadbalancer/cache/UpstreamCacheManager.java