ZXing capture read code

MainActivity.java

public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
    if (scanResult != null) {
        System.out.println("Información encontrada");
        System.out.println(scanResult.getContents());
        System.out.println(scanResult.getFormatName());
    }
}