android 蓝牙操作

 

BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
if(adapter != null)
{
    if(adapter.isEnabled()
    {
         Intent intent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
         startActivity(intent);
    }

    set<BluetoothDevice>devices = adapter.getBondedDevices();
    if(devices.size()>0)
    {
         for(Iterator iterator = devices.iterator();iterator.hasNext();)
        {
             BluetoothDevices bluetoothDevice =(BluetoothDevice)iterator.next();
        }
    }

}

来源：https://www.cnblogs.com/andriod-html5/archive/2011/11/01/2539250.html