import org.apache.http.auth.MalformedChallengeException;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;
import org.apache.http.util.Args;

public class HttpHeaderAuthScheme implements ContextAwareAuthScheme {

    public static final String AUTH_SCHEME_NAME = "header";

    @Override
    public void processChallenge(final Header header) throws MalformedChallengeException {
    }

    def "assure scheme name is correct"() {
        when:
        HttpHeaderAuthScheme headerAuthScheme = new HttpHeaderAuthScheme()

        then:
        headerAuthScheme.schemeName == "header"
    }

    def "test only correct credentials are supported"() {
        given:
        HttpHeaderAuthScheme headerAuthScheme = new HttpHeaderAuthScheme()

        when:

        this(null);
    }

    @Override
    public AuthScheme newInstance(final org.apache.http.params.HttpParams params) {
        return new HttpHeaderAuthScheme();
    }

    @Override
    public AuthScheme create(final HttpContext context) {
        return new HttpHeaderAuthScheme();
    }

            .register(AuthSchemes.SPNEGO, new SPNegoSchemeFactory())
            .register(AuthSchemes.KERBEROS, new KerberosSchemeFactory())
            .register(HttpHeaderAuthScheme.AUTH_SCHEME_NAME, new HttpHeaderSchemeFactory())
            .build()
        );
    }

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