import com.google.common.hash.HashFunction;
import com.google.common.hash.Hashing;

import jakarta.annotation.Resource;

/**
 * Abstract base class for crawler services that interact with OpenSearch.
 *
 * @author shinsuke
 *
 */
public abstract class AbstractCrawlerService {
    /**
     * Creates a new instance of AbstractCrawlerService.
     */
    public AbstractCrawlerService() {
        // NOP
    }

 * collection will not correctly obey its specification.
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/ImmutableCollectionsExplained">immutable collections</a>.
 *
 * @author Louis Wasserman
 * @since 12.0
 */
@GwtIncompatible // hasn't been tested yet
public abstract class ImmutableSortedMultiset<E> extends ImmutableMultiset<E>
    implements SortedMultiset<E> {

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsPathMappingCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

 * ResponseData responseData = ftpClient.doGet("ftp://example.com/path/to/file.txt");
 * // Process the responseData
 * ftpClient.close(); // Close and release resources
 * }
 * </pre>
 *
 * @author shinsuke
 */
public class FtpClient extends AbstractCrawlerClient {

    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(FtpClient.class);

 *       Bogons/v6bogon.html</a>
 *   <li><a target="_parent" href="http://www.space.net/~gert/RIPE/ipv6-filters.html">http://www.
 *       space.net/~gert/RIPE/ipv6-filters.html</a>
 * </ul>
 *
 * @author Erik Kline
 * @since 5.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class InetAddresses {
  private static final int IPV4_PART_COUNT = 4;
  private static final int IPV6_PART_COUNT = 8;

 *
 * <p>For media types that take a charset the predefined constants default to UTF-8 and have a
 * "_UTF_8" suffix. To get a version without a character set, use {@link #withoutParameters}.
 *
 * @since 12.0
 * @author Gregory Kick
 */
@GwtCompatible
@Immutable
public final class MediaType {
  private static final String CHARSET_ATTRIBUTE = "charset";

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test cases for {@link TypeToken}.
 *
 * @author Sven Mawson
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
@NullUnmarked
public class TypeTokenTest extends TestCase {

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsScheduledJobCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

 * conformance of concrete {@link Map} subclasses to that contract.
 *
 * @param <K> the type of keys used by the maps under test
 * @param <V> the type of mapped values used the maps under test
 * @author George van den Driessche
 */
// TODO: Descriptive assertion messages, with hints as to probable fixes.
// TODO: Add another constructor parameter indicating whether the class under test is ordered, and
// check the order if so.

 *       </ul>
 * </ul>
 *
 * <p>As such, the CycleDetectingLockFactory may not be suitable for performance-critical
 * applications which involve tightly-looped or deeply-nested locking algorithms.
 *
 * @author Darick Tong
 * @since 13.0
 */
@J2ktIncompatible
@GwtIncompatible
public class CycleDetectingLockFactory {

  /**