问@SuppressLint("MissingPermission")使用它有害吗？

EN

"Add permissions check" It gives an error when I do the suggestion.

public synchronized void connected(BluetoothSocket socket, BluetoothDevice
        device, final String socketType) {
    // Cancel the thread that completed the connection
    if (mConnectThread != null) {mConnectThread.cancel(); mConnectThread = null;}

    // Cancel any thread currently running a connection
    if (mConnectedThread != null) {mConnectedThread.cancel(); mConnectedThread = null;}

    // Cancel the accept thread because we only want to connect to one device
    if (mSecureAcceptThread != null) {
        mSecureAcceptThread.cancel();
        mSecureAcceptThread = null;
    }

    // Start the thread to manage the connection and perform transmissions
    mConnectedThread = new ConnectedThread(socket, socketType);
    mConnectedThread.start();

    // Send the name of the connected device back to the UI Activity
    Message msg = mHandler.obtainMessage(BluetoothState.MESSAGE_DEVICE_NAME);
    Bundle bundle = new Bundle();
    bundle.putString(BluetoothState.DEVICE_NAME, device.getName());
    bundle.putString(BluetoothState.DEVICE_ADDRESS, device.getAddress());
    msg.setData(bundle);
    mHandler.sendMessage(msg);

    setState(BluetoothState.STATE_CONNECTED);
}