BlueToothUtils.java

public class BluetoothUtils {

	/**
	 * 开启蓝牙
	 * 
	 * @param v
	 */
	public static void startBluetooth(View v, Intent intent, Activity activity) {
		BluetoothAdapter bluetoothAdapter = BluetoothAdapter
				.getDefaultAdapter();
		if (bluetoothAdapter != null && !bluetoothAdapter.isEnabled()) {
			bluetoothAdapter.enable();
			intent = new Intent(Settings.ACTION_BLUETOOTH_SETTINGS);
		} else {
			SnackBarUtils.showShort(v, "蓝牙已开启");
		}
	}

	/**
	 * 关闭蓝牙
	 * 
	 * @param v
	 */
	public static void stopBluetooth(View v) {
		BluetoothAdapter bluetoothAdapter = BluetoothAdapter
				.getDefaultAdapter();
		if (bluetoothAdapter != null && bluetoothAdapter.isEnabled()) {
			bluetoothAdapter.disable();
			SnackBarUtils.showShort(v, "蓝牙已关闭");
		} else {
			SnackBarUtils.showShort(v, "蓝牙未开启");
		}
	}

	public static void unpairMac(String macToRemove) {
		BluetoothAdapter bluetoothAdapter = BluetoothAdapter
				.getDefaultAdapter();
		Set<BluetoothDevice> bondedDevices = bluetoothAdapter
				.getBondedDevices();
		try {
			Class<?> btDeviceInstance = Class.forName(BluetoothDevice.class
					.getCanonicalName());
			Method removeBondMethod = btDeviceInstance.getMethod("removeBond");
			boolean cleared = false;
			for (BluetoothDevice bluetoothDevice : bondedDevices) {
				String mac = bluetoothDevice.getAddress();
				if (mac.equals(macToRemove)) {
					removeBondMethod.invoke(bluetoothDevice);
					Log.i("BT", "Cleared Pairing");
					cleared = true;
					break;
				}
			}

			if (!cleared) {
				Log.i("BT", "Not Paired");
			}
		} catch (Throwable th) {
			Log.e("BT", "Error pairing", th);
		}
	}