if(CONFIG_LOG_ERRORS) writeLog("Received Unsupported request: " + function);
logError("Received Unsupported request: " + function, null);
    public SLPMessageHeader handleNonReplyMessage(int function, SLPInputStream sis, boolean isUDP)        throws ServiceLocationException {                    //handle requests here...        switch(function) {            case SLPMessageHeader.SLPMSG_SRVREQ:                return handleServiceRequest(sis, isUDP);            case SLPMessageHeader.SLPMSG_SRVTYPE:                return handleServiceTypeRequest(sis, isUDP);            case SLPMessageHeader.SLPMSG_ATTRREQ:                return handleAttrRequest(sis, isUDP);            case SLPMessageHeader.SLPMSG_SRVREG:                return handleServiceRegistration(sis, isUDP);            case SLPMessageHeader.SLPMSG_SRVDEREG:                return handleServiceDeregistration(sis, isUDP);        }                    if(CONFIG_LOG_ERRORS) writeLog("Received Unsupported request: " + function);        return null;    }