import org.slf4j.LoggerFactory;

import static java.util.Objects.requireNonNull;

/**
 */
@Named
@Singleton
public class DefaultToolchainManager implements ToolchainManager {
    protected final Logger logger; // TODO this class is extended, needs refactoring

    final Map<String, ToolchainFactory> factories;

    @Inject
    public DefaultToolchainManager(Map<String, ToolchainFactory> factories) {
        this.factories = factories;

        // TODO not sure that it should assume this, maybe the calls to addMetadata should pre-merge, then artifact
        // replaces?
        AbstractRepositoryMetadata repoMetadata = (AbstractRepositoryMetadata) metadata;
        this.metadata.merge(repoMetadata.getMetadata());
    }

    public void merge(ArtifactMetadata metadata) {

import org.apache.maven.api.annotations.Consumer;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 * A listener for session events.
 * TODO: open this to other events like similar to {@code org.apache.maven.eventspy.EventSpy}
 *
 * @since 4.0.0
 */
@Experimental
@FunctionalInterface
@Consumer
public interface Listener {

/**
 * Indicates that the annotated bean has a lifespan limited to a given mojo execution,
 * which means each mojo execution will result in a different instance being injected.
 *
 * TODO: this is currently not implemented
 *
 * @since 4.0.0
 */
@Scope
@Documented
@Retention(RUNTIME)
@Target({TYPE, METHOD})

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;

/**
 * Metadata for the artifact version directory of the repository.
 *
 * TODO split instantiation (versioning, plugin mappings) from definition
 */
@Deprecated
public class SnapshotArtifactRepositoryMetadata extends AbstractRepositoryMetadata {
    private Artifact artifact;

    public List<Dependency> getDependencies() {
        return plugin.getDependencies();
    }

    public List<Dependency> getManagedDependencies() {
        return Collections.emptyList();
    }

    // TODO: this is duplicate of MavenPluginArtifactHandlerProvider provided one
    static class PluginArtifactHandler implements ArtifactHandler {
        @Override
        public String getClassifier() {
            return null;

 *
 * @since 4.0.0
 * @see org.apache.maven.api.services.DependencyResolver
 * @see DependencyScope
 */
@Experimental
@Immutable
public interface PathScope extends ExtensibleEnum {

    // TODO: what if I simply want all dependencies ?
    @Nonnull
    ProjectScope projectScope();

    @Nonnull
    Set<DependencyScope> dependencyScopes();

    PathScope MAIN_COMPILE = pathScope(

import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout2;

/**
 */
@Named
@Singleton
@Deprecated
public class DefaultArtifactRepositoryFactory implements ArtifactRepositoryFactory {
    // TODO use settings?
    private String globalUpdatePolicy;

    private String globalChecksumPolicy;

    @Inject
    private Map<String, ArtifactRepositoryLayout> repositoryLayouts;

                ArtifactFilter filter = artifact.getDependencyFilter();

                assertSame( dependencyFilter, filter );
            }
        }
        */
    }

    @Test
    @Disabled("TODO restore these if it makes sense")
    void testShouldUseCompileScopeIfDependencyScopeEmpty() throws Exception {
        /*
        String groupId = "org.apache.maven";
        String artifactId = "maven-model";

        File f = getFileForClasspathResource("canonical-pom.xml");

        MavenProject project = getProject(f);

        // ----------------------------------------------------------------------
        // Top-level elements
        // ----------------------------------------------------------------------

        assertEquals("4.0.0", project.getModelVersion());