private Triplet<HttpResponseStatus, String, String> readFooter(final Buffer buffer) throws IOException {
        final HttpResponseStatus statusCode = HttpResponseStatus.valueOf(reader.readValue(buffer, Integer.class, false));
        final String message = reader.readValue(buffer, String.class, true);
        final String exception = reader.readValue(buffer, String.class, true);

        return Triplet.with(statusCode, message, exception);
    }
Creates a new instance of the message serializer using the default type serializers.
gremlin-util/src/main/java/org/apache/tinkerpop/gremlin/util/ser/GraphBinaryMessageSerializerV4.java