@Override
	public boolean isBuffered() {
		//if(gcode==null) return false;
		if (Constants.GCDEF.G0.equals(gcode) || Constants.GCDEF.G1.equals(gcode) || Constants.GCDEF.G2.equals(gcode)  || Constants.GCDEF.M106.equals(gcode) || Constants.GCDEF.M107.equals(gcode)   || Constants.GCDEF.G30.equals(gcode) || Constants.GCDEF.G31.equals(gcode) || Constants.GCDEF.G32.equals(gcode)){
			return true;
		}
		return false;
	}