import java.util.concurrent.Callable;


public class NetworkOperationBackOffAndRetry<T> {
    private final static String MAX_ATTEMPTS = "org.gradle.internal.network.retry.max.attempts";
    private final static String INITIAL_BACKOFF_MS = "org.gradle.internal.network.retry.initial.backOff";

    private static final Logger LOGGER = LoggerFactory.getLogger(NetworkOperationBackOffAndRetry.class);
    private final int maxDeployAttempts;

        when:
        int attempts = 0
        Callable operation = {
            attempts++
            throw ex
        }
        NetworkOperationBackOffAndRetry executer = new NetworkOperationBackOffAndRetry(3, 1)
        executer.withBackoffAndRetry(operation)

        then:
        attempts == 3
        Exception failure = thrown()
        if (failure instanceof UncheckedIOException) {

import java.util.concurrent.Callable;

public class DependencyResolverIvyPublisher implements IvyPublisher {
    private final NetworkOperationBackOffAndRetry<Void> networkOperationBackOffAndRetry = new NetworkOperationBackOffAndRetry<>();

    @Override
    public void publish(IvyNormalizedPublication publication, IvyArtifactRepository repository) {

abstract class AbstractMavenPublisher implements MavenPublisher {
    private static final Logger LOGGER = LoggerFactory.getLogger(MavenPublisher.class);

    private final NetworkOperationBackOffAndRetry<ExternalResourceReadResult<Metadata>> metadataRetryCaller = new NetworkOperationBackOffAndRetry<>();
    private static final String POM_FILE_ENCODING = "UTF-8";
    private static final String SNAPSHOT_VERSION = "SNAPSHOT";

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