/**
 * @since 3.0-alpha
 * @deprecated Use {@link MavenRepositorySystem} if needed, or maven-resolver directly, until maven 4.x api is out
 */
@Deprecated
public interface RepositorySystem {
    String DEFAULT_LOCAL_REPO_ID = MavenRepositorySystem.DEFAULT_LOCAL_REPO_ID;

    @SuppressWarnings("checkstyle:constantname")
    String userHome = System.getProperty("user.home");

    @Inject
    public DefaultProjectDependenciesResolver(
            RepositorySystem repositorySystem, ResolutionErrorHandler resolutionErrorHandler) {
        this.repositorySystem = repositorySystem;
        this.resolutionErrorHandler = resolutionErrorHandler;
    }

    @Override
    public Set<Artifact> resolve(MavenProject project, Collection<String> scopesToResolve, MavenSession session)

import org.eclipse.aether.RepositorySystem;

@Named("classpath")
@Singleton
@Deprecated
public class TestProjectBuilder extends DefaultProjectBuilder {
    @Inject
    public TestProjectBuilder(
            ModelBuilder modelBuilder,
            ProjectBuildingHelper projectBuildingHelper,
            MavenRepositorySystem repositorySystem,
            RepositorySystem repoSystem,

@Singleton
public class DefaultMavenExecutionRequestPopulator implements MavenExecutionRequestPopulator {

    private final MavenRepositorySystem repositorySystem;

    @Inject
    public DefaultMavenExecutionRequestPopulator(MavenRepositorySystem repositorySystem) {
        this.repositorySystem = repositorySystem;
    }

    @Override

    @SuppressWarnings("checkstyle:ParameterNumber")
    public DefaultSessionFactory(
            RepositorySystem repositorySystem,
            MavenRepositorySystem mavenRepositorySystem,
            Lookup lookup,
            RuntimeInformation runtimeInformation) {
        this.repositorySystem = repositorySystem;
        this.mavenRepositorySystem = mavenRepositorySystem;
        this.lookup = lookup;

    @SuppressWarnings("checkstyle:ParameterNumber")
    public DefaultSession(
            @Nonnull MavenSession session,
            @Nonnull RepositorySystem repositorySystem,
            @Nullable List<RemoteRepository> remoteRepositories,
            @Nonnull MavenRepositorySystem mavenRepositorySystem,
            @Nonnull Lookup lookup,

/**
 */
@Deprecated
class DefaultMavenMetadataCacheTest {
    private RepositorySystem repositorySystem;

    @BeforeEach
    void setUp() {
        repositorySystem = new TestRepositorySystem();
    }

    @Test
    void testCacheKey() throws Exception {
        Artifact a1 = repositorySystem.createArtifact("testGroup", "testArtifact", "1.2.3", "jar");
        @SuppressWarnings("deprecation")

import javax.inject.Named;
import javax.inject.Provider;

import org.eclipse.aether.RepositorySystem;
import org.eclipse.sisu.EagerSingleton;
import org.eclipse.sisu.PreDestroy;

import static java.util.Objects.requireNonNull;

/**
 * Maven internal component that bridges container "shut down" to {@link RepositorySystem#shutdown()}.
 *
 * @since 3.9.0
 */
@Named
@EagerSingleton
final class ResolverLifecycle {

            RepositorySystem repositorySystem;
            try {
                repositorySystem = container.lookup(RepositorySystem.class);
            } catch (ComponentLookupException e) {
                throw new IllegalStateException("Unable to lookup " + RepositorySystem.class.getName());
            }

            if (mirrors) {
                repositorySystem.injectMirror(session, repositories);

    }

    static class SimpleSession extends DefaultSession {
        SimpleSession(
                MavenSession session,
                RepositorySystem repositorySystem,
                List<org.apache.maven.api.RemoteRepository> repositories) {
            super(session, repositorySystem, repositories, null, null, null);
        }

        @Override
        protected Session newSession(