public class LooperPagerAdapter extends RecyclerView.Adapter<LooperPagerAdapter.ViewHolder> {
    private List<HomePagerContent.DataBean> mData = new ArrayList<>();
    private Context mContext;

    public void setData(List<HomePagerContent.DataBean> contents) {
        mData.clear();
        mData.addAll(contents);
        notifyDataSetChanged();
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        mContext = parent.getContext();
        ImageView itemView = new ImageView(mContext);
        ViewGroup.LayoutParams layoutParams = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
        itemView.setLayoutParams(layoutParams);
        ViewHolder holder = new ViewHolder(itemView);
        return holder;
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
        HomePagerContent.DataBean dataBean = mData.get(position);
        String coverUrl = UrlUtils.getCoverPath(dataBean.getPict_url());
        Glide.with(mContext).load(coverUrl).into((ImageView) holder.itemView);
    }

    @Override
    public int getItemCount() {
        return mData.size();
    }

    public class ViewHolder extends RecyclerView.ViewHolder {

        public ViewHolder(@NonNull View itemView) {
            super(itemView);
        }
    }
}

// looperPager
// 设置适配器
mLooperPagerAdapter = new LooperPagerAdapter();
looperPager.setAdapter(mLooperPagerAdapter);

// 数据列表加载
mHomePageContentAdapter.setData(contents);
setUpState(State.SUCCESS);

用的是ViewPager2 在写Adapter时没有用LayoutInflate 直接new ImageView，他不显示。