/** * 获取设备识别信息 {"device_id": "your_device_id", "mac": "your_device_mac"} * @param context * @return */ public static String getDeviceInfo(Context context) { try{ org.json.JSONObject json = new org.json.JSONObject(); android.telephony.TelephonyManager tm = (android.telephony.TelephonyManager) context .getSystemService(Context.TELEPHONY_SERVICE); String device_id = tm.getDeviceId(); android.net.wifi.WifiManager wifi = (android.net.wifi.WifiManager) context.getSystemService(Context.WIFI_SERVICE); String mac = wifi.getConnectionInfo().getMacAddress(); json.put("mac", mac); if( TextUtils.isEmpty(device_id) ){ device_id = mac; } if( TextUtils.isEmpty(device_id) ){ device_id = android.provider.Settings.Secure.getString(context.getContentResolver(),android.provider.Settings.Secure.ANDROID_ID); } json.put("device_id", device_id); return json.toString(); }catch(Exception e){ e.printStackTrace(); } return null; } 注:需要添加的权限: <uses-permission android:name="android.permission.READ_PHONE_STATE"/> <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>