/** Indicate that the connection was lost and notify the UI Activity. */
  private void connectionLost() {
    if (DEBUG) {
      Log.i(TAG, "connectionLost()");
    }

    // Send a failure message back to the Activity
    Message msg = mHandler.obtainMessage(MESSAGE_TOAST);
    Bundle bundle = new Bundle();
    bundle.putString(TOAST, "Device connection was lost");
    msg.setData(bundle);
    mHandler.sendMessage(msg);

    // Start the service over to restart listening mode
    // BluetoothService.this.start();
    start();
  }