}

  /** Returns the dummy return value for {@code returnType}. */
  abstract <R> @Nullable R dummyReturnValue(TypeToken<R> returnType);

  private final class DummyHandler extends AbstractInvocationHandler implements Serializable {
    private final TypeToken<?> interfaceType;

    DummyHandler(TypeToken<?> interfaceType) {
      this.interfaceType = interfaceType;
    }

    @Override

 * that exhibits the problem.
 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services} instead
 */
@Deprecated(since = "4.0.0")
class DefaultProblem implements Problem {

    private final String source;

    private final int lineNumber;

    private final int columnNumber;

    private final String message;

    private final Exception exception;

 *
 * TODO try and refactor to remove abstract methods - not particular happy about current design
 */
@Deprecated
public abstract class AbstractVersionTransformation extends AbstractLogEnabled implements ArtifactTransformation {
    @Inject
    protected RepositoryMetadataManager repositoryMetadataManager;

    @Inject
    protected WagonManager wagonManager;

    @Override
    public void transformForResolve(

                case BASE2_ID -> new StringModelSource(BASE2);
                default -> null;
            };
        }
    }

    static class BaseModelResolver implements ModelResolver {
        @Override
        public ModelSource resolveModel(String groupId, String artifactId, String version)
                throws UnresolvableModelException {

import org.apache.http.impl.auth.NTLMEngineException;

/**
 * SmbjEngine is a NTLM Engine implementation based on smbj.
 *
 * @author shinsuke
 *
 */
public class SmbjEngine implements NTLMEngine {

    /**
     * Creates a new SmbjEngine instance.
     */
    public SmbjEngine() {
        super();
    }

    /**
     * Generates a Type 1 NTLM message.

/**
 * Interface for objects that can be encoded to byte arrays.
 * Provides standardized method for converting objects to their binary representation.
 *
 * @author mbechler
 */
public class ByteEncodable implements Encodable {

    private final byte[] bytes;
    private final int off;
    private final int len;

    /**
     * Constructs a ByteEncodable object wrapping a byte array segment.
     *

import org.slf4j.LoggerFactory;

/**
 * @deprecated instead use {@link org.apache.maven.toolchain.building.DefaultToolchainsBuilder}
 */
@Deprecated
@Named("default")
@Singleton
public class DefaultToolchainsBuilder implements ToolchainsBuilder {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    @Override
    public PersistedToolchains build(File userToolchainsFile) throws MisconfiguredToolchainException {

import org.jspecify.annotations.NullUnmarked;

/**
 * A char sink for testing that has configurable behavior.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class TestCharSink extends CharSink implements TestStreamSupplier {

  private final TestByteSink byteSink;

  public TestCharSink(TestOption... options) {
    this.byteSink = new TestByteSink(options);
  }

  public String getString() {

import org.apache.maven.settings.building.SettingsProblem;

/**
 * Collects the output of the settings decrypter.
 *
 * @deprecated since 4.0.0
 */
@Deprecated(since = "4.0.0")
class DefaultSettingsDecryptionResult implements SettingsDecryptionResult {

    private List<Server> servers;

    private List<Proxy> proxies;

    private List<SettingsProblem> problems;

  public static <V> CacheLoader<Object, V> from(Supplier<V> supplier) {
    return new SupplierToCacheLoader<>(supplier);
  }

  private static final class FunctionToCacheLoader<K, V> extends CacheLoader<K, V>
      implements Serializable {
    private final Function<K, V> computingFunction;

    FunctionToCacheLoader(Function<K, V> computingFunction) {
      this.computingFunction = checkNotNull(computingFunction);
    }