outer.add("foo"); // necessary because we try to remove elements later on
    return outer;
  }

  private static final class TestQueue<E> implements Queue<E> {
    private final Queue<E> delegate = new LinkedList<>();
    private final Object mutex = new Object[0]; // something Serializable

    @Override
    public boolean offer(E o) {
      assertTrue(Thread.holdsLock(mutex));

    }
    HashCode actual = hasher.hash();

    assertEquals(expected, actual);
  }

  private static final String TQBFJOTLD = "The quick brown fox jumps over the lazy dog";
  private static final String TQBFJOTLDP = "The quick brown fox jumps over the lazy dog.";

  private static final ImmutableTable<HashFunction, String, String> KNOWN_HASHES =
      ImmutableTable.<HashFunction, String, String>builder()

    // Internal operation classes
    private IndexingOperations indexingOps;
    private DeletionOperations deletionOps;
    private WordManagementOperations wordMgmtOps;
    private ContentIndexingOperations contentOps;

    /** Flag indicating that operations need to be re-initialized. Not thread-safe: setters are configuration-time only. */
    private volatile boolean operationsStale = false;

    /**

/**
 * DefaultUpdateCheckManager
 */
@Named
@Singleton
@Deprecated
public class DefaultUpdateCheckManager extends AbstractLogEnabled implements UpdateCheckManager {
    private final TrackingFileManager trackingFileManager;

    private static final String ERROR_KEY_SUFFIX = ".error";

    @Inject
    public DefaultUpdateCheckManager(TrackingFileManager trackingFileManager) {

    }

    /**
     *
     */
    public static class MyBean {

        private int fff_;

        private BigDecimal ggg_;

        private Timestamp hhh_;

        private String jjj;

        String kkk;

        private URL url_;

        private Calendar cal;

        /**
         *
         */
        public String str;

        /**

public class SearchApiTests extends CrawlTestBase {
    private static final Logger logger = LogManager.getLogger(SearchApiTests.class);
    private static final String NAME_PREFIX = "searchApiTest_";
    private static final String DEFAULT_TESTDATA_PATH = "/tmp/fess-testdata";
    private static final String CRAWL_LABEL = NAME_PREFIX + "_label";
    private static final String TEST_LABEL = "tools";
    private static String fileConfigId;

    /**
     * Creates a new witness heartbeat request.
     */
    public WitnessHeartbeatRequest() {
        // Default constructor
    }

    private String registrationId;
    private long sequenceNumber;
    private byte[] contextHandle;

    /**
     * Gets the registration ID.
     *
     * @return the registration ID
     */
    public String getRegistrationId() {

 * 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.
     *
     * @param b the byte array to wrap

 *
 * @author Nishant Thakkar
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class FuturesTransformTest extends AbstractChainedListenableFutureTest<String> {
  private static final String RESULT_DATA = "SUCCESS";
  private static final UndeclaredThrowableException WRAPPED_EXCEPTION =
      new UndeclaredThrowableException(EXCEPTION);

  @Override

import java.util.Arrays;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Colin Decker
 */
@NullUnmarked
public class TestInputStream extends FilterInputStream {

  private final ImmutableSet<TestOption> options;
  private boolean closed;

  public TestInputStream(InputStream in, TestOption... options) throws IOException {
    this(in, Arrays.asList(options));
  }