public void onReceive(Context context, Intent intent) {
          String action = intent.getAction();
          BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);

          if (BluetoothDevice.ACTION_FOUND.equals(action)) {
            Toast.makeText(
                    getApplicationContext(), "Device found" + device.getName(), Toast.LENGTH_SHORT)
                .show(); // Device found
            if (device.getName().equals("SM-T325")) {
              visits++;
              ((TextView) findViewById(R.id.textView))
                  .setText("Number of visits this month: " + MainActivity.visits + " times");
            }
          } else if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
            Toast.makeText(getApplicationContext(), "Action connected", Toast.LENGTH_SHORT)
                .show(); // Device is now connected
          } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) {
            Toast.makeText(getApplicationContext(), "Discovery finished", Toast.LENGTH_SHORT)
                .show(); // Done searching
          } else if (BluetoothDevice.ACTION_ACL_DISCONNECT_REQUESTED.equals(action)) {
            Toast.makeText(getApplicationContext(), "Disconnect Requested", Toast.LENGTH_SHORT)
                .show(); // Device is about to disconnect
          } else if (BluetoothDevice.ACTION_ACL_DISCONNECTED.equals(action)) {
            Toast.makeText(getApplicationContext(), "Disconnected", Toast.LENGTH_SHORT)
                .show(); // Device has disconnected
          }
        }
        private void onReceiveActionAclConnection(Intent intent) {
          Log.d(TAG, "onReceiveActionAclConnection action: " + intent.getAction());

          String action = intent.getAction();
          if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
            showNotification(AUDIO_PATH_A2DP);
          } else {
            showNotification(getCurrentAudioPathOtherThanA2dp());
          }
        }
        @Override
        public void onReceive(Context context, Intent intent) {
          if (intent == null) return;

          String action = intent.getAction();
          if (TextUtils.isEmpty(action)) return;

          if (AudioManager.ACTION_AUDIO_BECOMING_NOISY.equals(action)) {
            onReceiveActionAudioBecomingNoisy(intent);
          } else if (Intent.ACTION_HEADSET_PLUG.equals(action)) {
            onReceiveActionHeadsetPlug(intent);
          } else if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)
              || BluetoothDevice.ACTION_ACL_DISCONNECTED.equals(action)) {
            onReceiveActionAclConnection(intent);
          }
        }
        @Override
        public void onReceive(Context context, Intent intent) {
          String action = intent.getAction();
          BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);

          if (BluetoothDevice.ACTION_FOUND.equals(action)) {
            // ... //Device found
          } else if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
            // Device is now connected
            PrintHelper.SetIsConnected(true);
            AppGlobals.printerTestDialogFragment.SetPrinterStatus();
          } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) {
            // Done searching
          } else if (BluetoothDevice.ACTION_ACL_DISCONNECT_REQUESTED.equals(action)) {
            // Device is about to disconnect
          } else if (BluetoothDevice.ACTION_ACL_DISCONNECTED.equals(action)) {
            // Device has disconnected
            PrintHelper.SetIsConnected(false);
            AppGlobals.printerTestDialogFragment.SetPrinterStatus();
          }
        }