}

    private synchronized CloseableHttpClient getClient() {
        if (client == null) {
            HttpClientBuilder builder = HttpClientBuilder.create();
            HttpClientConfigurer configurer = new HttpClientConfigurer(settings);
            configurer.configure(builder);
            this.supportedTlsVersions = configurer.supportedTlsVersions();
            this.client = builder.build();
        }

Class <org.gradle.internal.resource.transport.http.HttpClientConfigurer$1> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (HttpClientConfigurer.java:0)
Class <org.gradle.internal.resource.transport.http.HttpClientConfigurer$PreemptiveAuth> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (HttpClientConfigurer.java:0)