public boolean hasNewerGeneration(JRTServerConfigRequest req) {
        return (getGeneration() > req.getRequestGeneration());
    }
Returns true if this config has a more recent generation than the config in the given request.

@param req the request for which to compare generation with this config.
@return true if this config has a more recent generation than the config in the given request.
config/src/main/java/com/yahoo/vespa/config/RawConfig.java