docs: public String command(String cmd){
  		cmd = cmd.trim().toLowerCase();
  		if ("status".equals(cmd)){
  			log.info("CamelContext '" + context.getName() + "' received 'status' command.");
  			return "Ok.\r\n" 
  				+ "  Status: " + context.getStatus().toString() 
  				+ "   Uptime: " + context.getUptime()
  				+ "\r\n";
  		}else if ("exit".equals(cmd)){
  			commandQueue.add("stop");
  			commandQueue.add("exit");
  			return "Ok.\r\n";
  		}else if ("stop".equals(cmd)
  				|| "start".equals(cmd)
  				|| "suspend".equals(cmd)
  				|| "resume".equals(cmd)){
  			commandQueue.add(cmd);
  			return "Ok.\r\n";
  		} else{
  			return "Unknown command.\r\n";
  		}
  	}