AllSensorSample.java

AllSensorSample

    private boolean isAmbient_temp = false;
    private boolean isMagnetic = false;
    private HashMap<Integer, float[]> sensorValues = new HashMap<>();
    public void onSensorChanged(SensorEvent event) {
        switch (event.sensor.getType()){
            case Sensor.TYPE_AMBIENT_TEMPERATURE:
//                blah blah
                sensorValues.put(Sensor.TYPE_AMBIENT_TEMPERATURE, event.values);
                isAmbient_temp = true;
                break;
            case Sensor.TYPE_MAGNETIC_FIELD:
                sensorValues.put(Sensor.TYPE_MAGNETIC_FIELD, event.values);
//                blah blah
                isMagnetic = true;
        }
        if(isAllSensorGeted()){
//            blah blah
            String[] val = makeCSVArray(sensorValues);
            csvWriter.writeNect(val);
        }
    }

    private String[] makeCSVArray(HashMap<Integer, float[]> sensorValues){
        String[] val = new String[sensorValues.size()*3];
        Set key = sensorValues.keySet();
        int i = 0;
        for(Object k : key){
            float[] v = sensorValues.get(k);
            for(int j = 0; j < v.length; j++, i++){
                val[i] = Float.toString(v[j]);
            }
        }
        return val;
    }

    private boolean isAllSensorGeted(){
        return isAmbient_temp && isMagnetic;
    }