if (multiset.size() != that.size() || multiset.entrySet().size() != that.entrySet().size()) {
        return false;
      }
      for (Entry<?> entry : that.entrySet()) {
        if (multiset.count(entry.getElement()) != entry.getCount()) {
          return false;
        }
      }
      return true;
    }
    return false;
  }

  /** An implementation of {@link Multiset#addAll}. */

  protected SortedMultiset<E> delegate() {
    return (SortedMultiset<E>) super.delegate();
  }

  @Override
  public Comparator<? super E> comparator() {
    return delegate().comparator();
  }

  @Override
  SortedSet<E> createElementSet() {
    return Collections.unmodifiableSortedSet(delegate().elementSet());
  }

  @Override
  public SortedSet<E> elementSet() {
    return (SortedSet<E>) super.elementSet();
  }

        }
        if (DEFAULT_FIELD.equals(field)) {
            return convertDefaultTermQuery(fessConfig, context, termQuery, boost, field, text);
        }
        if (SORT_FIELD.equals(field)) {
            return convertSortQuery(fessConfig, context, termQuery, boost, field, text);
        }
        if (SITE_FIELD.equals(field)) {
            return convertSiteQuery(fessConfig, context, termQuery, boost, field, text);
        }

        this.realm = realm;
    }

    /**
     * Get the Kerberos realm
     *
     * @return the kerberos realm
     */
    public String getRealm() {
        return this.realm;
    }

    /**
     * Get the <code>Subject</code> object.
     *
     * @return Subject represents the user who perform Kerberos authentication.
     *         It contains the tickets retrieve from KDC.
     */

    }

    @Override
    public Map<K, ValueDifference<V>> entriesDiffering() {
      return differences;
    }

    @Override
    public boolean equals(@Nullable Object object) {
      if (object == this) {
        return true;
      }
      if (object instanceof MapDifference) {
        MapDifference<?, ?> other = (MapDifference<?, ?>) object;

        if (configMap == null) {
            return Collections.emptyMap();
        }
        return configMap;
    }

    @Override
    public String getId() {
        return asDocMeta().id();
    }

    public void setId(final String id) {
        asDocMeta().id(id);
    }

    public Long getVersionNo() {
        return asDocMeta().version();
    }

    /**
     * Checks if this sitemap set is of type URLSET.
     * @return true if this is a URLSET, false otherwise
     */
    public boolean isUrlSet() {
        return URLSET.equals(type);
    }

    /**
     * Checks if this sitemap set is of type INDEX.
     * @return true if this is an INDEX, false otherwise
     */
    public boolean isIndex() {
        return INDEX.equals(type);
    }

    /**

     * Returns the DCE/RPC error code associated with this exception
     *
     * @return the error code
     */
    public int getErrorCode() {
        return error;
    }

    /**
     * Returns the root cause of this exception
     *
     * @return the root cause throwable
     */
    public Throwable getRootCause() {
        return rootCause;
    }

    @Override
    public String toString() {

    @Override
    public boolean storedInGroupDirectory() {
        return false;
    }

    @Override
    public boolean storedInArtifactVersionDirectory() {
        return false;
    }

    @Override
    public String getGroupId() {
        return artifact.getGroupId();
    }

    @Override
    public String getArtifactId() {
        return artifact.getArtifactId();
    }

    @Override

    public String getType() {
        return type;
    }

    @Override
    public String getExtension() {
        if (extension == null) {
            return type;
        }
        return extension;
    }

    public void setExtension(final String extension) {
        this.extension = extension;
    }

    @Override
    public String getClassifier() {
        return classifier;
    }