Executor executor() {
        return directExecutor();
      }
    };

    abstract Executor executor();
  }

  @Param Impl impl;
  Executor executor;

  static final class CountingRunnable implements Runnable {
    AtomicInteger integer = new AtomicInteger();

    @Override
    public void run() {
      integer.incrementAndGet();
    }
  }

  CountingRunnable countingRunnable = new CountingRunnable();

 * an {@link UnsupportedOperationException}.
 *
 * @author Charles Fry
 * @since 11.0
 */
@GwtIncompatible
public abstract class AbstractLoadingCache<K, V> extends AbstractCache<K, V>
    implements LoadingCache<K, V> {

  /** Constructor for use by subclasses. */
  protected AbstractLoadingCache() {}

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this?
  @Override

/** Implementation of {@link Futures#immediateFuture}. */
@GwtCompatible
// TODO(cpovirk): Make this final (but that may break Mockito spy calls).
class ImmediateFuture<V extends @Nullable Object> implements ListenableFuture<V> {
  static final ListenableFuture<?> NULL = new ImmediateFuture<@Nullable Object>(null);

  private static final LazyLogger log = new LazyLogger(ImmediateFuture.class);

import java.io.Serializable;
import org.jspecify.annotations.Nullable;

/** An ordering that uses the natural order of the values. */
@GwtCompatible
final class NaturalOrdering extends Ordering<Comparable<?>> implements Serializable {
  static final NaturalOrdering INSTANCE = new NaturalOrdering();

  /*
   * TODO: b/287198172 - Consider eagerly initializing these, maybe making them static. But that

 * to the specific provider interface being implemented.
 * <p>
 * Example implementation for a custom language provider:
 * <pre>
 * public class CustomLanguageProvider implements LanguageProvider {
 *     public Collection&lt;Language&gt; provides() {
 *         return Arrays.asList(
 *             language("kotlin"),
 *             language("scala")
 *         );
 *     }
 * }
 * </pre>

 *
 * <p>The Invoker is designed to be flexible, allowing for different implementations
 * that can handle various types of {@link InvokerRequest InvokerRequests}. It also implements
 * {@link AutoCloseable} to ensure proper resource management.</p>
 *
 * @since 4.0.0
 */
@Experimental
public interface Invoker extends AutoCloseable {
    /**

 */
@SuppressWarnings({"checkstyle:methodname"})
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultDependencyManagementInjector implements DependencyManagementInjector {

    private ManagementModelMerger merger = new ManagementModelMerger();

    @Override

import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.repository.legacy.metadata.MetadataResolutionRequest;

@Named("test")
@Singleton
@Deprecated
public class TestMetadataSource implements ArtifactMetadataSource {
    @Inject
    private ArtifactFactory factory;

    @Override
    public ResolutionGroup retrieve(

 * {@link LoggerManager},
 * ignoring Plexus logger API parts that are not classical and probably not really used.
 *
 * @since 3.1
 */
public class Slf4jLoggerManager implements LoggerManager {

    private final ILoggerFactory loggerFactory;

    public Slf4jLoggerManager() {
        loggerFactory = LoggerFactory.getILoggerFactory();
    }

    @Override

 * for technical reasons, it is not part of the public API. In particular, this class can be changed or deleted without
 * prior notice.
 *
 */
@Named
@Singleton
public class DefaultExecutionEventCatapult implements ExecutionEventCatapult {

    @Override
    public void fire(ExecutionEvent.Type eventType, MavenSession session, MojoExecution mojoExecution) {
        fire(eventType, session, mojoExecution, null);
    }