}

        // proxy
        final String proxyHost = getInitParameter(PROXY_HOST_PROPERTY, this.proxyHost, String.class);
        final Integer proxyPort = getInitParameter(PROXY_PORT_PROPERTY, this.proxyPort, Integer.class);
        if (proxyHost != null && proxyPort != null) {
            final HttpHost proxy = new HttpHost(proxyHost, proxyPort);