// Expects key type of []byte for both signing and validation
type SigningMethodHMAC struct {
	Name       string
	Hash       crypto.Hash
	HasherPool bpool.Pool[hash.Hash]
}

// Specific instances for HS256, HS384, HS512
var (
	SigningMethodHS256 *SigningMethodHMAC
	SigningMethodHS384 *SigningMethodHMAC
	SigningMethodHS512 *SigningMethodHMAC
)

const base64BufferSize = 64 * humanize.KiByte

var (

import com.google.common.annotations.VisibleForTesting;
import java.util.logging.Logger;
import org.jspecify.annotations.Nullable;

/**
 * Static utility methods pertaining to {@code String} or {@code CharSequence} instances.
 *
 * @author Kevin Bourrillion
 * @since 3.0
 */
@GwtCompatible
public final class Strings {
  private Strings() {}

  /**
   * Returns the given string if it is non-null; the empty string otherwise.

          OutElementT extends @Nullable Object,
          OutSpliteratorT extends Spliterator<OutElementT>>
      implements Spliterator<OutElementT> {
    /** Factory for constructing {@link FlatMapSpliterator} instances. */
    interface Factory<InElementT extends @Nullable Object, OutSpliteratorT extends Spliterator<?>> {
      OutSpliteratorT newFlatMapSpliterator(
          @Nullable OutSpliteratorT prefix,

          OutElementT extends @Nullable Object,
          OutSpliteratorT extends Spliterator<OutElementT>>
      implements Spliterator<OutElementT> {
    /** Factory for constructing {@link FlatMapSpliterator} instances. */
    @IgnoreJRERequirement // should be redundant with the annotations on *both* enclosing classes
    interface Factory<InElementT extends @Nullable Object, OutSpliteratorT extends Spliterator<?>> {

     *
     * @param hostname the hostname to resolve
     * @param possibleNTDomainOrWorkgroup whether to perform additional name query for master browser
     * @return array of resolved UniAddress instances
     * @throws UnknownHostException if the host cannot be resolved
     */
    public static UniAddress[] getAllByName(final String hostname, final boolean possibleNTDomainOrWorkgroup) throws UnknownHostException {

        if (data != null) {
            try {
                return dataSerializer.fromBinaryToObject(data);
            } catch (final Exception e) {
                throw new CrawlerSystemException("Could not create an instanced from bytes.", e);
            }
        }
        return new HashMap<String, Object>();
    }

    /**
     * Add the meta content mapping.
     * @param metaname The meta name.

    Object[] params = new Object[sig.size()];
    params[0] = firstParam;
    if (params.length > 1) {
      params[1] = "";
      if (params.length > 2) {
        // fill in the rest of the array with arbitrary instances
        for (int i = 2; i < params.length; i++) {
          params[i] = ArbitraryInstances.get(sig.get(i));
        }
      }
    }
    return params;
  }

    Object[] params = new Object[sig.size()];
    params[0] = firstParam;
    if (params.length > 1) {
      params[1] = "";
      if (params.length > 2) {
        // fill in the rest of the array with arbitrary instances
        for (int i = 2; i < params.length; i++) {
          params[i] = ArbitraryInstances.get(sig.get(i));
        }
      }
    }
    return params;
  }

import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.TimeUnit;
import org.jspecify.annotations.Nullable;

/**
 * Static utility methods pertaining to {@link Queue} and {@link Deque} instances. Also see this
 * class's counterparts {@link Lists}, {@link Sets}, and {@link Maps}.
 *
 * @author Kurt Alfred Kluever
 * @since 11.0
 */
@GwtCompatible
public final class Queues {
  private Queues() {}

        } catch (AuthorizationException e) {
            throw new TransferFailedException("Authorization failed: " + e.getMessage(), e);
        } finally {
            // Remove remaining TransferListener instances (checksum handlers removed in above finally clause)
            if (downloadMonitor != null) {
                wagon.removeTransferListener(downloadMonitor);
            }

            disconnectWagon(wagon);