}

  /**
   * Returns true if this entry has no bucket links and can safely be reused as a terminal entry in
   * a bucket in another map.
   */
  boolean isReusable() {
    return true;
  }

  static class NonTerminalImmutableMapEntry<K, V> extends ImmutableMapEntry<K, V> {
    /*
     * Yes, we sometimes set nextInKeyBucket to null, even for this "non-terminal" entry. We don't

        if (this.options != null) {
            for (final Entry<String, Object> entry : this.options.entrySet()) {
                ret.append(",").append(entry.getKey()).append("=").append(entry.getValue());
            }
        }
        ret.append("]");
        return ret.toString();
    }

/**
 * The UrlQueue interface represents a queue of URLs to be processed by a web crawler.
 * It provides methods to get and set various properties of a URL queue entry.
 *
 * @param <IDTYPE> the type of the identifier for the URL queue entry
 */
public interface UrlQueue<IDTYPE> {

    /**
     * Retrieves the unique identifier of the URL queue.
     *
     * @return the unique identifier of type IDTYPE.
     */

        return this.lastAccessTime;
    }

    @Override
    public long length() {
        return this.endOfFile;
    }

    /**
     * Gets the offset to the next entry.
     *
     * @return the next entry offset in bytes
     */
    public int getNextEntryOffset() {
        return this.nextEntryOffset;
    }

    /**
     * {@inheritDoc}
     *

/**
 * Represents a Sitemap file entry, conforming to the Sitemap XML format.
 * This class holds information about a single Sitemap, including its location and last modification timestamp.
 * It implements the {@link Sitemap} interface.
 *
 * <p>
 * A Sitemap file provides search engines with a list of URLs available for crawling.
 * This class encapsulates the essential attributes of a Sitemap entry, allowing for efficient management

    assertMapEquals(ImmutableBiMap.ofEntries(entry("one", 1), entry("two", 2)), "one", 1, "two", 2);
  }

  public void testOfEntriesNull() {
    Entry<@Nullable Integer, Integer> nullKey = entry(null, 23);
    assertThrows(
        NullPointerException.class,
        () -> ImmutableBiMap.ofEntries((Entry<Integer, Integer>) nullKey));
    Entry<Integer, @Nullable Integer> nullValue =

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultimapKeySetTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testKeySet() {
    for (Entry<K, V> entry : getSampleElements()) {
      assertTrue(multimap().keySet().contains(entry.getKey()));
    }
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_KEYS)
  public void testKeySetContainsNullKeyPresent() {

 * @since 11.0
 */
@GwtCompatible
@FunctionalInterface
public interface Weigher<K, V> {

  /**
   * Returns the weight of a cache entry. There is no unit for entry weights; rather they are simply
   * relative to each other.
   *
   * @return the weight of the entry; must be non-negative
   */
  int weigh(K key, V value);

        if (url == null) {
            return null;
        }
        String convertedUrl = url;
        for (final Map.Entry<String, String> entry : convertMap.entrySet()) {
            convertedUrl = convertedUrl.replaceAll(entry.getKey(), entry.getValue());
        }
        return convertedUrl;
    }

    /**
     * Adds a conversion rule.
     *
     * @param target The target string.

            final StringBuilder formBuf = new StringBuilder(100);
            for (final Map.Entry<String, String> entry : paramMap.entrySet()) {
                queryBuf.append('&');
                queryBuf.append(URLUtil.encode(entry.getValue(), Constants.UTF_8));
                queryBuf.append('=');
                queryBuf.append(URLUtil.encode(entry.getKey(), Constants.UTF_8));
                formBuf.append("<input type=\"hidden\" name=\"");