*
     * @return the highlighting type
     */
    public String getType() {
        return type;
    }

    /**
     * Sets the highlighting type with fluent interface.
     *
     * @param type the highlighting type to set
     * @return this HighlightInfo instance for method chaining
     */
    public HighlightInfo type(final String type) {
        this.type = type;
        return this;

            super();
        }

        /**
         * Sets the ID of the updated item.
         * @param id The ID to set.
         * @return This ApiUpdateResponse instance.
         */
        public ApiUpdateResponse id(final String id) {
            this.id = id;
            return this;
        }

        /**
         * Sets whether the item was created or updated.

    }

    /**
     * Sets the message ID.
     *
     * @param id the message ID
     */
    public void setId(final String id) {
        this.id = id;
    }

    /**
     * Gets the message role.
     *
     * @return the message role
     */
    public String getRole() {
        return role;
    }

    /**
     * Sets the message role.
     *

  private Iterable<List<Object>> buildCartesianProduct(Set<?>... sets) {
    List<Set<Optional<?>>> optionalSets = Lists.newArrayListWithExpectedSize(sets.length);
    for (Set<?> set : sets) {
      Set<Optional<?>> optionalSet =
          Sets.newLinkedHashSet(Iterables.transform(set, Optional::fromNullable));
      optionalSets.add(optionalSet);
    }
    Set<List<Optional<?>>> cartesianProduct = Sets.cartesianProduct(optionalSets);

    /**
     * Gets the extra parameters for provider-specific settings.
     *
     * @return the extra parameters map, or {@code null} if not set
     */
    public Map<String, String> getExtraParams() {
        return extraParams;
    }

    /**
     * Sets the extra parameters for provider-specific settings.
     *
     * @param extraParams the extra parameters map
     * @return this request for method chaining

                return new ArrayList<>();
            }
            return new ArrayList<>(messages);
        }
    }

    /**
     * Sets the message list for this session.
     *
     * @param messages the messages to set
     */
    public void setMessages(final List<ChatMessage> messages) {
        synchronized (messagesLock) {
            if (messages == null) {

 *   <li>{@code refreshAfterWrite=[duration]}: sets {@link CacheBuilder#refreshAfterWrite}.
 *   <li>{@code weakKeys}: sets {@link CacheBuilder#weakKeys}.
 *   <li>{@code softValues}: sets {@link CacheBuilder#softValues}.
 *   <li>{@code weakValues}: sets {@link CacheBuilder#weakValues}.
 *   <li>{@code recordStats}: sets {@link CacheBuilder#recordStats}.
 * </ul>
 *

 *   <li>{@code refreshAfterWrite=[duration]}: sets {@link CacheBuilder#refreshAfterWrite}.
 *   <li>{@code weakKeys}: sets {@link CacheBuilder#weakKeys}.
 *   <li>{@code softValues}: sets {@link CacheBuilder#softValues}.
 *   <li>{@code weakValues}: sets {@link CacheBuilder#weakValues}.
 *   <li>{@code recordStats}: sets {@link CacheBuilder#recordStats}.
 * </ul>
 *

    }

    /**
     * Sets the encoding for the response content.
     *
     * @param encoding the encoding to set.
     */
    public void setEncoding(final String encoding) {
        this.encoding = encoding;
    }

    /**
     * Sets the exception that occurred while accessing the content.
     *
     * @param e the exception to set.
     */

    public String body() {
        return body;
    }

    /**
     * Sets the proxy for the request.
     *
     * @param proxy the proxy
     * @return this CurlRequest instance
     */
    public CurlRequest proxy(final Proxy proxy) {
        this.proxy = proxy;
        return this;
    }

    /**
     * Sets the character encoding for the request.
     *
     * @param encoding the encoding