public VirtualHostBuilder withRoute(Consumer<? super VirtualHostServiceBindingBuilder> customizer) {
        requireNonNull(customizer, "customizer");
        final VirtualHostServiceBindingBuilder builder = new VirtualHostServiceBindingBuilder(this);
        customizer.accept(builder);
        return this;
    }
Configures an {@link HttpService} of the {@link VirtualHost} with the {@code customizer}.
core/src/main/java/com/linecorp/armeria/server/VirtualHostBuilder.java