5. Adapter，RecyclerViewAdapter

BaseRecyclerViewAdapterHelper Github链接地址

主要就说一点，封装Picasso到ViewHolder

public ViewHolder setImageUrl(int viewId,String url){
    ImageView view = viewHolder.getView(viewId);
    Picasso.with(mContext).load(url).into(view);
    return viewHolder;
}

其他别无难度