Recyclerview多条目

public class Readapyter extends RecyclerView.Adapter<Readapyter.VVH> {

Context context;
HomeBean.ResultBean resultBean;
LayoutInflater layoutInflater;
private OnItemClickListener mListener;// 声明自定义的接口
public Readapyter(Context context, HomeBean.ResultBean resultBean) {
    this.layoutInflater = LayoutInflater.from(context);
    this.context = context;

    this.resultBean = resultBean;
}

public interface OnItemClickListener {
     void onItemClick(View view, int postion);
}
public void setOnItemClickListener(OnItemClickListener onItemClickListener ){
    this. mListener=onItemClickListener;
}
@NonNull
@Override
public VVH onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
    View view = layoutInflater.inflate(R.layout.layout1, viewGroup, false);
    VVH vvh = new VVH(view);
    return vvh;

}
@Override
public void onBindViewHolder(@NonNull VVH vvh, int i) {
    switch (i) {
        case 0:
            List<HomeBean.ResultBean.RxxpBean> rxxp = resultBean.getRxxp();
            List<HomeBean.ResultBean.RxxpBean.CommodityListBean> commodityList = rxxp.get(0).getCommodityList();
            vvh.text.setText(rxxp.get(0).getName());
            GridLayoutManager gridLayoutManager = new GridLayoutManager(context, 3);
            vvh.layout1_recyclerView.setLayoutManager(gridLayoutManager);
            Readapter1 readapter1 = new Readapter1(context, commodityList);
            vvh.layout1_recyclerView.setAdapter(readapter1);

            break;
        case 1:
            List<HomeBean.ResultBean.MlssBean> mlss = resultBean.getMlss();
            vvh.text.setText(mlss.get(0).getName());
            List<HomeBean.ResultBean.MlssBean.CommodityListBeanXX> commodityList2 = mlss.get(0).getCommodityList();
            LinearLayoutManager linearLayoutManager = new LinearLayoutManager(context);
            vvh.layout1_recyclerView.setLayoutManager(linearLayoutManager);
            Readapter3 readapter3 = new Readapter3(context, commodityList2);
            vvh.layout1_recyclerView.setAdapter(readapter3);
            break;
        case 2:


            List<HomeBean.ResultBean.PzshBean> pzsh = resultBean.getPzsh();
            vvh.text.setText(pzsh.get(0).getName());
            List<HomeBean.ResultBean.PzshBean.CommodityListBeanX> commodityList1 = pzsh.get(0).getCommodityList();
            GridLayoutManager gridLayoutManager1 = new GridLayoutManager(context, 2);
            vvh.layout1_recyclerView.setLayoutManager(gridLayoutManager1);
            Readapter2 readapter2 = new Readapter2(context, commodityList1);
            vvh.layout1_recyclerView.setAdapter(readapter2);
            break;

    }
}
@Override
public int getItemCount() {
    return 3;
}
class VVH extends RecyclerView.ViewHolder {
    private final RecyclerView layout1_recyclerView;
    private final TextView text;

    public VVH(@NonNull View itemView) {
        super(itemView);
        layout1_recyclerView = itemView.findViewById(R.id.layout1_RecyclerView);
        text = itemView.findViewById(R.id.layout1_text);
    }
}

}