import org.gradle.api.publish.ivy.IvyPublication;
import org.gradle.api.publish.ivy.internal.publisher.IvyNormalizedPublication;
import org.gradle.api.tasks.TaskProvider;

public interface IvyPublicationInternal extends IvyPublication, PublicationInternal<IvyArtifact> {

    @Override
    IvyModuleDescriptorSpecInternal getDescriptor();

    void setIvyDescriptorGenerator(TaskProvider<? extends Task> descriptorGenerator);

import org.gradle.api.InvalidUserDataException
import org.gradle.api.publish.internal.PublicationArtifactSet
import org.gradle.api.publish.ivy.IvyPublication
import org.gradle.api.publish.ivy.internal.publication.IvyPublicationInternal
import org.gradle.api.publish.ivy.internal.publisher.IvyNormalizedPublication
import org.gradle.test.fixtures.AbstractProjectBuilderSpec

import static org.gradle.api.tasks.TaskPropertyTestUtils.getInputFiles

    }

    private IvyPublicationInternal getPublicationInternal() {
        return toPublicationInternal(getPublication());
    }

    private static IvyPublicationInternal toPublicationInternal(IvyPublication publication) {
        if (publication == null) {
            return null;
        } else if (publication instanceof IvyPublicationInternal) {
            return (IvyPublicationInternal) publication;

        final TaskContainer tasks = project.getTasks();
        final NamedDomainObjectSet<IvyPublicationInternal> publications = publishingExtension.getPublications().withType(IvyPublicationInternal.class);
        final NamedDomainObjectList<IvyArtifactRepository> repositories = publishingExtension.getRepositories().withType(IvyArtifactRepository.class);

    private void createIvyMarkerPublication(final PluginDeclaration declaration, final IvyPublication mainPublication, PublicationContainer publications) {
        String pluginId = declaration.getId();
        IvyPublicationInternal publication = (IvyPublicationInternal) publications.create(declaration.getName() + "PluginMarkerIvy", IvyPublication.class);
        publication.setAlias(true);
        publication.setOrganisation(pluginId);

import org.gradle.api.publish.PublishingExtension
import org.gradle.api.publish.ivy.IvyPublication
import org.gradle.api.publish.ivy.internal.publication.DefaultIvyPublication
import org.gradle.api.publish.ivy.internal.publication.IvyPublicationInternal
import org.gradle.internal.xml.XmlTransformer
import org.gradle.platform.base.PlatformBaseSpecification

class IvyPublishPluginTest extends PlatformBaseSpecification {
    PublishingExtension publishing

import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Set;
import java.util.function.Predicate;
import java.util.stream.Stream;

public abstract class DefaultIvyPublication implements IvyPublicationInternal {

    private final String name;
    private final IvyPublicationCoordinates publicationCoordinates;
    private final VersionMappingStrategyInternal versionMappingStrategy;