*/
    public void setLoc(final String loc) {
        this.loc = loc;
    }

    /**
     * Gets the caption of the image.
     * @return the caption
     */
    public String getCaption() {
        return caption;
    }

    /**
     * Sets the caption of the image.
     * @param caption the caption to set
     */
    public void setCaption(final String caption) {

        final SitemapImage image = sitemapUrl.getImages().get(0);
        assertEquals("http://www.example.com/image.jpg", image.getLoc());
        assertEquals("Sample image caption", image.getCaption());
        assertEquals("Sample image title", image.getTitle());
        assertEquals("Tokyo, Japan", image.getGeoLocation());
        assertEquals("http://www.example.com/license.txt", image.getLicense());
    }