The method startLeScan(BluetoothAdapter.LeScanCallback) from the type BluetoothAdapter is deprecated
롤리팝에서는 startLeScan 대신 bluetoothLeScanner를 쓰라고 나온다.
따라해도 안돼서 삽질했는데, 블루투스가 꺼져있어서 그런거였다 ㅋㅋㅋ
<uses-permission android:name="android.permission.BLUETOOTH" /> <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
public class MainActivity extends Activity { private BluetoothLeScanner leScanner; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter(); if (!bluetoothAdapter.isEnabled()) bluetoothAdapter.enable(); leScanner = bluetoothAdapter.getBluetoothLeScanner(); } private void scan() { leScanner.startScan(scanCallback); } private ScanCallback scanCallback = new ScanCallback() { @Override public void onScanResult(int callbackType, ScanResult result) { super.onScanResult(callbackType, result); Log.i("MainActivity.java | onScanResult", "|" + "111111111111111" + "|" + result.getDevice().getName() + "|" + result.getDevice().getAddress()); } @Override public void onScanFailed(int errorCode) { super.onScanFailed(errorCode); Log.i("MainActivity.java | onScanFailed", "|" + "2222222222222" + "|" + errorCode); } @Override public void onBatchScanResults(List<ScanResult> results) { super.onBatchScanResults(results); for (ScanResult result : results) { Log.i("MainActivity.java | onBatchScanResults", "33333333333333|" + result.getDevice().getName() + "|" + result.getDevice().getAddress() + "|"); } } }; }