java 反射读取私有变量

public class Gallery extends AbsSpinner implements GestureDetector.OnGestureListener {

...

    private int mDownTouchPosition;

...

}

source code:

Field f = AlignLeftGallery.class.getSuperclass().getDeclaredField("mDownTouchPosition");
			f.setAccessible(true);
			int position = f.getInt(this);