177     private CameraDevice mCameraDevice;  field in Camera2BasicFragment
193             mCameraDevice = cameraDevice;
201             mCameraDevice = null;
208             mCameraDevice = null;
634             if (null != mCameraDevice) {  in closeCamera()
635                 mCameraDevice.close();  in closeCamera()
636                 mCameraDevice = null;  in closeCamera()
688                     = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);  in createCameraPreviewSession()
692             mCameraDevice.createCaptureSession(Arrays.asList(surface, mImageReader.getSurface()),  in createCameraPreviewSession()
698                             if (null == mCameraDevice) {  in createCameraPreviewSession()
814             if (null == activity || null == mCameraDevice) {  in captureStillPicture()
819                     mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);  in captureStillPicture()