@J2ktIncompatible
  @SuppressWarnings("unused")
  private static final class KeySetSerializedForm<K> implements Serializable {
    final ImmutableMap<K, ?> map;

    KeySetSerializedForm(ImmutableMap<K, ?> map) {
      this.map = map;
    }

    Object readResolve() {
      return map.keySet();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

import org.apache.maven.model.Activation;
import org.apache.maven.model.Profile;

/**
 * JdkPrefixProfileActivator
 */
@Deprecated
public class JdkPrefixProfileActivator extends DetectedProfileActivator {
    private static final String JDK_VERSION = System.getProperty("java.version");

    @Override
    public boolean isActive(Profile profile) throws ProfileActivationException {
        Activation activation = profile.getActivation();

/**
 * Wagon used for test cases that annotate some methods. Note that this is not a thread-safe implementation.
 */
public class TestFileWagon extends FileWagon {
    private TestTransferListener testTransferListener;
    private boolean insideGet;

    @Deprecated
    protected void getTransfer(Resource resource, File destination, InputStream input, boolean closeInput, int maxSize)

import junit.framework.TestCase;

/**
 * @author higa
 *
 */
public class Base64UtilTest extends TestCase {

    private static final String ORIGINAL = "how now brown cow\r\n";

    private static final byte[] BINARY_DATA = ORIGINAL.getBytes();

    private static final String ENCODED_DATA = "aG93IG5vdyBicm93biBjb3cNCg==";

    /**
     * @throws Exception
     */

import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class CharTypeFilterFactory extends AbstractTokenFilterFactory {

    private final boolean alphabetic;

    private final boolean digit;

    private final boolean letter;

    public CharTypeFilterFactory(final IndexSettings indexSettings, final Environment environment, final String name,
            final Settings settings) {

import okio.Socket
import okio.utf8Size

private typealias Action = (BufferedSocket) -> Unit

/**
 * A scriptable request/response conversation. Create the script by calling methods like
 * [receiveRequest] in the sequence they are run.
 */
class MockSocketHandler : SocketHandler {
  private val actions = LinkedBlockingQueue<Action>()
  private val results = LinkedBlockingQueue<FutureTask<Void>>()

     * Trusted, as it has had its data verified by hand.
     */
    public static final ArtifactStatus VERIFIED = new ArtifactStatus("verified", 5);

    private final int rank;

    private final String key;

    private static Map<String, ArtifactStatus> map;

    private ArtifactStatus(String key, int rank) {
        this.rank = rank;
        this.key = key;

        if (map == null) {
            map = new HashMap<>();

     * bound. With this type, they have some overlap: in our example, Equivalence<Number>
     * and Equivalence<Object>.
     */
    private final Equivalence<? super @NonNull T> equivalence;

    @ParametricNullness private final T reference;

    private Wrapper(Equivalence<? super @NonNull T> equivalence, @ParametricNullness T reference) {
      this.equivalence = checkNotNull(equivalence);

    // Test implementation of IndexUpdateCallback for testing purposes
    private static class TestIndexUpdateCallback implements IndexUpdateCallback {
        private final AtomicLong documentCount = new AtomicLong(0);
        private final AtomicLong executeTime = new AtomicLong(0);
        private final AtomicBoolean committed = new AtomicBoolean(false);
        private final long startTime = System.currentTimeMillis();

        @Override

            () -> new GeneralSpliteratorOfPrimitive<>(spliteratorSupplier.get(), c -> c::accept)));
  }

  private final ImmutableSet<Supplier<GeneralSpliterator<E>>> spliteratorSuppliers;

  private SpliteratorTester(ImmutableSet<Supplier<GeneralSpliterator<E>>> spliteratorSuppliers) {
    this.spliteratorSuppliers = checkNotNull(spliteratorSuppliers);
  }

  @SafeVarargs