public void setKeywords(final String keywords) {
        this.keywords = keywords;
    }

    /**
     * Gets the stock tickers.
     * @return the stock tickers
     */
    public String getStockTickers() {
        return stockTickers;
    }

    /**
     * Sets the stock tickers.
     * @param stockTickers the stock tickers to set
     */
    public void setStockTickers(final String stockTickers) {