@Override
    public int getResponseCode() {
        try {
            return connection.getResponseCode();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
@see io.apiman.gateway.engine.components.http.IHttpClientResponse#getResponseCode()
gateway/platforms/servlet/src/main/java/io/apiman/gateway/platforms/servlet/components/HttpClientResponseImpl.java