import org.gradle.internal.resource.connector.ResourceConnectorSpecification;
import org.gradle.internal.resource.transfer.ExternalResourceConnector;

public class S3ConnectorFactory implements ResourceConnectorFactory {
    @Override
    public Set<String> getSupportedProtocols() {
        return Collections.singleton("s3");
    }

    @Override

import org.gradle.internal.authentication.AllSchemesAuthentication
import spock.lang.Specification

class S3ConnectorFactoryTest extends Specification {

    S3ConnectorFactory factory = new S3ConnectorFactory()
    def "fails when no aws credentials provided for auth"() {
        setup:
        def resourceConnectorSpecification = Mock(ResourceConnectorSpecification)

    }

    private static class GlobalScopeServices implements ServiceRegistrationProvider {
        @Provides
        ResourceConnectorFactory createS3ConnectorFactory() {
            return new S3ConnectorFactory();
        }
    }

    private static class AuthenticationSchemeAction implements ServiceRegistrationProvider {

Class <org.gradle.internal.resource.transport.aws.s3.S3ConnectorFactory> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (S3ConnectorFactory.java:0)