bluetooth proximity sensor android

(Context.bluetooth_service); Mbluetoothadapter = Bluetoothmanager.getadapter (); if (Mbluetoothadapter = = NULL | |!mbluetoothadapter.isenabled ()) {Intent Enablebluetooth = new Intent ( bluetoothadapter.action_request_enable); Startactivityforresult (Enablebluetooth, 1); } mbluetoothadapter.startlescan (Mlescancallback); } private Bluetoothadapter.lescancallback Mlescancallback = new Bluetoothadapter.lescancallback () {@Override pub

+ -]); LOG.D ("BLE", Bytestohex (Scanrecord)); LOG.D ("BLE","Name:"+ Ibeaconname +"\nmac:"+ Mac +"\nuuid:"+ UUID +"\nmajor:"+ Major +"\nminor:"+ minor +"\ntxpower:"+ Txpower +"\nrssi:"+ Rssi); LOG.D ("BLE","Distance:"+calculateaccuracy (Txpower,rssi)); } } };Static Final Char[] Hexarray ="0123456789ABCDEF". ToCharArray ();Private StaticStringBytestohex(byte[] bytes) {Char[] Hexchars =New Char[Bytes.length *2]; for(intj =0; J intv = bytes[j] 0xFF; HEXCHARS[J *2] = Hexarray[v >>>4]; HEX