}

    private LegacyLocalRepositoryManager(ArtifactRepository delegate) {
        this.delegate = Objects.requireNonNull(delegate, "delegate cannot be null");

        ArtifactRepositoryLayout layout = delegate.getLayout();
        repo = new LocalRepository(
                new File(delegate.getBasedir()),
                (layout != null) ? layout.getClass().getSimpleName() : "legacy");

        /*

     * Sets the project's class realm. <strong>Warning:</strong> This is an internal utility method that is only public
     * for technical reasons, it is not part of the public API. In particular, this method can be changed or deleted
     * without prior notice and must not be used by plugins.
     *
     * @param classRealm The class realm hosting the build extensions of this project, may be {@code null}.
     */

        private final VersionScheme versionScheme;
        private final org.eclipse.aether.version.Version delegate;

        DefaultVersion(VersionScheme versionScheme, org.eclipse.aether.version.Version delegate) {
            this.versionScheme = versionScheme;
            this.delegate = delegate;
        }

        DefaultVersion(VersionScheme versionScheme, String delegateValue) {

    private final org.apache.maven.plugin.MojoExecution delegate;

    public DefaultMojoExecution(InternalMavenSession session, org.apache.maven.plugin.MojoExecution delegate) {
        this.session = session;
        this.delegate = delegate;
    }

    public org.apache.maven.plugin.MojoExecution getDelegate() {
        return delegate;
    }

    @Override
    public Plugin getPlugin() {

class WrapperNode extends AbstractNode {
    protected final Node delegate;
    protected final List<Node> children;

    WrapperNode(Node delegate, List<Node> children) {
        this.delegate = delegate;
        this.children = children;
    }

    @Override
    DependencyNode getDependencyNode() {
        return Utils.cast(AbstractNode.class, delegate, "delegate").getDependencyNode();
    }

    @Override

need it so that empty directory does not get deleted...

 * under the License.
 */
package org.apache.maven.lifecycle.internal;

/**
 * A task that is a goal.
 * <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
 */
public final class GoalTask extends Task {
    public GoalTask(String pluginGoal) {
        super(pluginGoal);
    }

 * internal utility component that is only public for technical reasons, it is not part of the public API. In
 * particular, this component can be changed or deleted without prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class DefaultLegacySupport implements LegacySupport {

/**
 * Assists the project builder. <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.
 *
 * @since 3.0
 */
public class EnvironmentUtils {

    private static Properties envVars;

    /**

/**
 * Caches project class realms. <strong>Warning:</strong> This is an internal utility interface that is only public for
 * technical reasons, it is not part of the public API. In particular, this interface can be changed or deleted without
 * prior notice.
 *
 */
public interface ProjectRealmCache {

    /**
     * A cache key.
     */
    interface Key {
        // marker interface for cache keys
    }

    /**