* <p>
     * Shortcut for {@code getService(TypeRegistry.class).require(...)}.
     *
     * @see org.apache.maven.api.services.TypeRegistry#require(String)
     */
    @Nonnull
    Type requireType(@Nonnull String id);

    /**
     * Obtain the {@link Language} from the specified {@code id}.
     * <p>
     * Shortcut for {@code getService(LanguageRegistry.class).require(...)}.
     *

            // TODO: get those from the existing plexus scopes ?
            injector.bindInstance(Session.class, sessionV4);
            injector.bindInstance(Project.class, project);
            injector.bindInstance(org.apache.maven.api.MojoExecution.class, execution);
            injector.bindInstance(org.apache.maven.api.plugin.Log.class, log);
            mojo = mojoInterface.cast(injector.getInstance(

 * </p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class MojoExecutor {

    private static final Logger LOGGER = LoggerFactory.getLogger(MojoExecutor.class);
    private static final SessionData.Key<ProjectIndex> PROJECT_INDEX = SessionData.key(ProjectIndex.class);

    private static final String ISSUES_KEY = DefaultPluginValidationManager.class.getName() + ".issues";

    private static final String PLUGIN_EXCLUDES_KEY = DefaultPluginValidationManager.class.getName() + ".excludes";

    private static final String MAVEN_PLUGIN_VALIDATION_KEY = "maven.plugin.validation";

    /**
     * Wraps an arbitrary object with an {@link ObjectBasedValueSource} instance, then
     * wraps that source with a {@link PrefixedValueSourceWrapper} instance, to which
     * this class delegates all of its calls.
     */
    public static class PrefixedObjectValueSource extends AbstractDelegatingValueSource
            implements QueryEnabledValueSource {

        /**

        InternalSession.associate(rss, this.session);
        sessionScope.enter();
        sessionScope.seed(InternalMavenSession.class, InternalMavenSession.from(this.session));
    }

    private Project project(Artifact artifact) {
        return session.getService(ProjectBuilder.class)
                .build(ProjectBuilderRequest.builder()
                        .session(session)

import org.eclipse.aether.repository.RemoteRepository;

/**
 * <strong>Warning:</strong> This is an internal utility class that is only public for technical reasons, it is not part
 * of the public API. In particular, this class can be changed or deleted without prior notice.
 *
 */
@Deprecated
public class LegacyLocalRepositoryManager implements LocalRepositoryManager {

    private final ArtifactRepository delegate;

 * The path element may be a JAR file or a directory. Directories may use either package hierarchy
 * or module hierarchy, but not module source hierarchy. The latter is excluded because this class
 * is for path elements of compiled codes.
 */
class PathModularization {
    /**
     * A unique constant for all non-modular dependencies.
     */
    public static final PathModularization NONE = new PathModularization();

    /**

            }
        }
        return projects;
    }

    /**
     * Singleton class used to receive events by implementing the EventSpy.
     * It simply forwards all {@code ExecutionEvent}s to the {@code ReactorReader}.
     */
    @Named
    @Singleton
    @SuppressWarnings("unused")
    static class ReactorReaderSpy implements EventSpy {

        private final Lookup lookup;

        @Inject

/**
 * DefaultMavenMetadataCache
 */
@Named
@Singleton
@Deprecated
public class DefaultMavenMetadataCache implements MavenMetadataCache {

    protected final Map<CacheKey, CacheRecord> cache = new ConcurrentHashMap<>();

    /**
     * CacheKey
     */
    public static class CacheKey {
        private final Artifact artifact;
        private final long pomHash;