public void finish() throws RuntimeException {
        try {
            gzos.finish();
            gzos.flush();
            gzos.close();
        } catch (IOException ioEx) {
            throw new ZuulException(ioEx, "Error finalizing the GzipOutputStream", true);
        }
    }
Refactored this out of our GZipResponseFilter

User: michaels@netflix.com
Date: 5/10/16
Time: 12:31 PM
zuul-core/src/main/java/com/netflix/zuul/util/Gzipper.java