super(client, new PopularWordsRequest());
    }

    /**
     * Sets the index for the request.
     * @param index The index name.
     * @return This builder instance.
     */
    public PopularWordsRequestBuilder setIndex(final String index) {
        request.setIndex(index);
        return this;
    }

    /**
     * Sets the size of results for the request.
     * @param size The size.

        return server;
    }

    /**
     * Sets the server address.
     * @param server The server address.
     */
    public void setServer(final String server) {
        this.server = server;
    }

    /**
     * Returns the port number.
     * @return The port number.
     */
    public int getPort() {
        return port;
    }

    /**
     * Sets the port number.
     * @param port The port number.

     * Gets the total number of records in the result set.
     *
     * @return the total record count
     */
    public int getAllRecordCount() {
        return allRecordCount;
    }

    /**
     * Sets the total number of records in the result set.
     *
     * @param allRecordCount the total record count to set
     */
    public void setAllRecordCount(final int allRecordCount) {

            }
        }
        return Charset.forName(encoding);
    }

    /**
     * Sets the encoding for CSV files.
     *
     * @param encoding the encoding
     */
    public void setEncoding(final String encoding) {
        this.encoding = encoding;
    }

    /**
     * Sets the maximum number of rows to extract.
     *
     * @param maxRows the maximum rows
     */

     */
    private static final String WEB_API_EXCEPTION = "webApiException";

    /**
     * Private constructor to prevent instantiation.
     */
    private WebApiUtil() {
    }

    /**
     * Sets an object in the current request attributes.
     *
     * @param name The attribute name
     * @param value The attribute value
     */
    public static void setObject(final String name, final Object value) {

    }

    /**
     * Gets the sequence number.
     *
     * @return the sequence number
     */
    public long getSequenceNumber() {
        return sequenceNumber;
    }

    /**
     * Sets the sequence number.
     *
     * @param sequenceNumber the sequence number
     */
    public void setSequenceNumber(long sequenceNumber) {
        this.sequenceNumber = sequenceNumber;
    }

    /**

     *
     * @return the error description
     */
    public String getError() {
        return error != null ? error : "Error code: " + returnCode;
    }

    /**
     * Sets the error message.
     *
     * @param error the error message
     */
    public void setError(String error) {
        this.error = error;
    }

    /**
     * Gets the registration ID.
     *

    }

    /**
     * Gets the model being wrapped.
     *
     * @return The model or {@code null} if not set.
     */
    public Model getModel() {
        return model;
    }

    /**
     * Sets the model being wrapped.
     *
     * @param model The model, may be {@code null}.
     */
    public void setModel(Model model) {
        this.model = model;
    }

    /**

    public boolean isIncludeAware() {
        return includeAware;
    }

    /**
     * Sets the includeAware.
     *
     * @param includeAware the includeAware to set
     */
    public void setIncludeAware(final boolean includeAware) {
        this.includeAware = includeAware;
    }

    /**
     * Sets the cache duration.
     * @param cacheDuration The cache duration in minutes.
     */

        /**
         * Returns the label.
         *
         * @return The label.
         */
        public String getLabel() {
            return label;
        }

        /**
         * Sets the label.
         *
         * @param label The label.
         */
        public void setLabel(final String label) {
            this.label = label;
        }

        /**