Quick android orientation sensor test

MainActivity.java

package cz.josefadamcik.compassexperiment;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.util.Log;

public class MainActivity extends AppCompatActivity implements SensorEventListener {
	Sensor sensor;
	private SensorManager sensorManager;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		sensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
	}

	@Override
	protected void onResume() {
		super.onResume();
		sensor = sensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION);
		boolean registered = false;
		if (sensor != null) {
			registered = sensorManager.registerListener(this, sensor, SensorManager.SENSOR_DELAY_UI);
		}
		Log.d("BUBU", String.format("Registered sensor %s", registered));
	}

	@Override
	protected void onPause() {
		super.onPause();
		if (sensor != null) {
			sensorManager.unregisterListener(this, sensor);
			sensor = null;
		}
	}

	@Override
	public void onSensorChanged(SensorEvent sensorEvent) {
		Log.d("BUBU", String.format("%s %s %s %s %s",
				sensorEvent.accuracy,
				sensorEvent.values[0],
				sensorEvent.values[1],
				sensorEvent.values[2],
				sensorEvent.timestamp
		));
	}

	@Override
	public void onAccuracyChanged(Sensor sensor, int i) {
		Log.d("BUBU", "on accuracy changed");
	}
}