import nl.altindag.ssl.SSLFactory;
import nl.altindag.ssl.util.JettySslUtils;
import org.eclipse.jetty.client.HttpClient;
import org.eclipse.jetty.util.ssl.SslContextFactory;
import org.springframework.http.client.reactive.JettyClientHttpConnector;
import org.springframework.web.reactive.function.client.WebClient;

public class App {

    public static void main(String[] args) throws Exception {
        SSLFactory sslFactory = SSLFactory.builder()
                .withIdentityMaterial("identity.jks", "password".toCharArray())
                .withTrustMaterial("truststore.jks", "password".toCharArray())
                .build();

        SslContextFactory.Client sslContextFactory = JettySslUtils.forClient(sslFactory);
        HttpClient httpClient = new HttpClient(sslContextFactory);

        WebClient webClient = WebClient.builder()
                .clientConnector(new JettyClientHttpConnector(httpClient))
                .build();
    }

}