return CmdLineNotify.Status.unknown;
return CmdLineNotifyStatus.unknown;
	public int getContentState() {		if (contentStatus != CmdLineNotify.Status.unknown) {			return contentStatus;		}		int index = getIndex(CONTENTSTATE);		if (index == -1) {			return CmdLineNotify.Status.unknown;		} else {			String stateChar = re.getParen(index+1);			return getStatus(stateChar.charAt(0));		}				}