@Override
	protected boolean isValidUrl(String url) {
		if ((url.startsWith(URL_PREFIX_HTTPS) || url.startsWith(URL_PREFIX_HTTP)) && !url.endsWith("/")) { //$NON-NLS-1$
			try {
				new URL(url);
				return true;
			} catch (MalformedURLException e) {
			}
		}
		return false;
	}