GatewayClient.getDefault().startScanGateway(new ScanGatewayCallback() {
    @Override
    public void onScanGatewaySuccess(ExtendedBluetoothDevice device) {

    }

    @Override
    public void onScanFailed(int errorCode) {

    }
});

GatewayClient.getDefault().connectGateway(item, new ConnectCallback() {
   @Override
   public void onConnectSuccess(ExtendedBluetoothDevice device) {
       
   }
   @Override
   public void onDisconnected() {
       
   }
}

configureGatewayInfo.uid = MyApplication.getmInstance().getAccountInfo().getUid();
configureGatewayInfo.userPwd = MyApplication.getmInstance().getAccountInfo().getMd5Pwd();

configureGatewayInfo.ssid = binding.wifiName.getText().toString().trim();

configureGatewayInfo.wifiPwd = binding.wifiPwd.getText().toString().trim();

configureGatewayInfo.plugName = device.getAddress();

GatewayClient.getDefault().initGateway(configureGatewayInfo, new InitGatewayCallback() {
    @Override
    public void onInitGatewaySuccess(DeviceInfo deviceInfo) {
        LogUtil.d("gateway init success");
        isInitSuccess(deviceInfo);
    }

    @Override
    public void onFail(GatewayError error) {

    }
});