设置ViewPager翻页滚动速度

// 设置ViewPager翻页滚动速度，通过反射获取Scroller，设置滚动时间

private FixedSpeedScroller scroller=null;    public void setScrollerTime(int scrollerTime){        try {            if(scroller!=null){                scroller.setTime(scrollerTime);            }else{                Field mScroller;                mScroller = ViewPager.class.getDeclaredField("mScroller");                mScroller.setAccessible(true);                scroller= new FixedSpeedScroller(mViewPager.getContext(),new DecelerateInterpolator());                scroller.setTime(scrollerTime);                mScroller.set(mViewPager, scroller);            }        } catch (Exception e) {        }    }