android-startLeScan

startLeScan

Added in  API level 18

boolean startLeScan (UUID[] serviceUuids, 
                BluetoothAdapter.LeScanCallback callback)

This method was deprecated in API level 21.
use startScan(List, ScanSettings, ScanCallback) instead.

Starts a scan for Bluetooth LE devices, looking for devices that advertise given services.开始扫描蓝牙设备,寻找设备,广告服务。

Devices which advertise all specified services are reported using the onLeScan(BluetoothDevice, int, byte[]) callback.设备所有指定的广告服务报告使用onLeScan(BluetoothDevice,int,byte[])的回调函数。

Requires BLUETOOTH_ADMIN permission.

Parameters
serviceUuids	UUID: Array of services to look for寻找一系列服务
callback	BluetoothAdapter.LeScanCallback: the callback LE scan results are delivered

Returns
boolean	true, if the scan was started successfully真的,如果扫描成功开始

startLeScan

Added in  API level 18

boolean startLeScan (BluetoothAdapter.LeScanCallback callback)

This method was deprecated in API level 21.
use startScan(List, ScanSettings, ScanCallback) instead.

Starts a scan for Bluetooth LE devices.

Results of the scan are reported using the onLeScan(BluetoothDevice, int, byte[]) callback.

Requires BLUETOOTH_ADMIN permission.

Parameters
callback	BluetoothAdapter.LeScanCallback: the callback LE scan results are delivered

Returns
boolean	true, if the scan was started successfully