@Override
    @Nullable
    public SSLContext getSslContext() {
        throw new UnsupportedOperationException();
    }
Armeria does not allow to access the ssl-context from WebClient API.
This functionality must be achieved by configuring {@link com.linecorp.armeria.client.WebClientBuilder}.
@throws UnsupportedOperationException always
resteasy/src/main/java/com/linecorp/armeria/client/resteasy/ArmeriaJaxrsClientEngine.java