public void putDomainByIngress(final String namespace, final String ingressName, final Set<String> domainSet) {
        INGRESS_DOMAIN_MAP.put(getKey(namespace, ingressName), domainSet);
    }
Put tls domain set by ingress.

@param namespace namespace
@param ingressName name
@param domainSet domain set
shenyu-kubernetes-controller/src/main/java/org/apache/shenyu/k8s/cache/IngressSecretCache.java