public SELF serverAddressStreamProvider(
            DnsServerAddressStreamProvider serverAddressStreamProvider) {
        requireNonNull(serverAddressStreamProvider, "serverAddressStreamProvider");
        this.serverAddressStreamProvider = serverAddressStreamProvider;
        return self();
    }
Sets the {@link DnsServerAddressStreamProvider} which is used to determine which DNS server is used to
resolve each hostname.
core/src/main/java/com/linecorp/armeria/client/AbstractDnsResolverBuilder.java