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xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    xmlns:android="http://schemas.android.com/apk/res/android">
    <TextView
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:text="商品列表"
        android:gravity="center"
        android:textSize="30sp"
        />
    <com.handmark.pulltorefresh.library.PullToRefreshScrollView
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="9"
        android:id="@+id/pull_torefresh"
        >
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        >
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            >
            <TextView
                android:id="@+id/main_zonghe"
                android:layout_height="match_parent"
                android:layout_width="0dp"
                android:text="@string/zonghe"
                android:textSize="25sp"
                android:gravity="center"
                android:layout_weight="1"/>
            <TextView
                android:id="@+id/main_xiaoliang"
                android:layout_height="match_parent"
                android:layout_width="0dp"
                android:text="@string/gao"
                android:textSize="25sp"
                android:gravity="center"
                android:layout_weight="1"/>
            <TextView
                android:id="@+id/main_zuijin"
                android:layout_height="match_parent"
                android:layout_width="0dp"
                android:text="@string/juli"
                android:textSize="25sp"
                android:gravity="center"
                android:layout_weight="1"/>
            <TextView
                android:id="@+id/main_shuaixuan"
                android:layout_height="match_parent"
                android:layout_width="0dp"
                android:textSize="25sp"
                android:text="@string/shaixuan"
                android:gravity="center"
                android:layout_weight="1"/>
        </LinearLayout>
        <android.support.v7.widget.RecyclerView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="7"
            android:id="@+id/recycler"
            ></android.support.v7.widget.RecyclerView>
    </LinearLayout>
    </com.handmark.pulltorefresh.library.PullToRefreshScrollView>
</LinearLayout>

mainactivity:

package com.example.monizhoukao2;

import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.widget.ScrollView;
import android.widget.Toast;

import com.example.monizhoukao2.adapter.ShowAdapter;
import com.example.monizhoukao2.bean.ShowBean;
import com.example.monizhoukao2.presenter.ShowPresenterimpl;
import com.example.monizhoukao2.view.MainView;
import com.handmark.pulltorefresh.library.PullToRefreshBase;
import com.handmark.pulltorefresh.library.PullToRefreshScrollView;

import java.util.List;

public class MainActivity extends AppCompatActivity implements MainView{

    private RecyclerView recycler;
    private PullToRefreshScrollView pull_torefresh;
    private ShowPresenterimpl showPresenterimpl;
    private int page=0;
    private List<ShowBean.DataBean> data;
    private ShowAdapter adapter;
    private boolean load=true;
    private boolean push=false;
    private boolean pull=false;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //初始化控件
        recycler = findViewById(R.id.recycler);
        pull_torefresh = findViewById(R.id.pull_torefresh);
        showPresenterimpl = new ShowPresenterimpl(this);
        showPresenterimpl.getData(page);
        recycler.setLayoutManager(new LinearLayoutManager(this,LinearLayoutManager.VERTICAL,false));
        pull_torefresh.setMode(PullToRefreshBase.Mode.BOTH);
        pull_torefresh.setOnRefreshListener(new PullToRefreshBase.OnRefreshListener2<ScrollView>() {
            @Override
            public void onPullDownToRefresh(PullToRefreshBase<ScrollView> refreshView) {
                change(false,true,false);
                if(page>1){
                    page--;
                    showPresenterimpl.getData(page);
                }else{
                    pull_torefresh.onRefreshComplete();
                }
            }

            @Override
            public void onPullUpToRefresh(PullToRefreshBase<ScrollView> refreshView) {
                change(false,false,true);
                page++;
                showPresenterimpl.getData(page);
            }
        });
    }
    public void change(boolean b1,boolean b2,boolean b3) {
        push = b1;
        push = b2;
        pull = b3;
    }
        @Override
    public void onSuccess(final ShowBean showBean) {
        data = showBean.getData();
        if(data!=null){
            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    if (load) {
                        adapter = new ShowAdapter(MainActivity.this,data);
                        recycler.setAdapter(adapter);
                    }
                    if(push){
                        adapter.add(data);
                    }else if(pull){
                        adapter.load(data);
                    }else
                        Toast.makeText(MainActivity.this,"错误",Toast.LENGTH_SHORT).show();
                    pull_torefresh.onRefreshComplete();
                    adapter.setCallBack(new ShowAdapter.ClickListener() {
                        @Override
                        public void onItemClick(int position) {
                            Intent intent=new Intent(MainActivity.this,OtherActivity.class);
                            intent.putExtra("title",showBean.getData().get(position).getName());
                            startActivity(intent);
                        }
                    });
                }
            });
        }
    }

    @Override
    public void onError(int code) {

    }
}

adapter:

package com.example.monizhoukao2.adapter;

import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;

import com.bumptech.glide.Glide;
import com.example.monizhoukao2.MainActivity;
import com.example.monizhoukao2.R;
import com.example.monizhoukao2.bean.ShowBean;

import java.util.List;

import javax.security.auth.callback.Callback;

/**
 * Created by 小薇 on 2018/7/22.
 */

public class ShowAdapter extends RecyclerView.Adapter<ShowAdapter.ViewHolder>{

    private Context context;
    private List<ShowBean.DataBean> dataBeans;

    public ShowAdapter(Context context, List<ShowBean.DataBean> dataBeans) {
        this.context = context;
        this.dataBeans = dataBeans;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(context).inflate(R.layout.showlist, parent, false);
        return new ViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
        holder.shop.setText(dataBeans.get(position).getMonth_sales_tip());
        holder.title.setText(dataBeans.get(position).getName());
        String pic_url = dataBeans.get(position).getPic_url();
        Glide.with(context).load(pic_url).into(holder.ion);
        if(callBack!=null){
            holder.relate.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                      callBack.onItemClick(position);
                }
            });
        }
    }

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



    public void load(List<ShowBean.DataBean> data) {
        this.dataBeans.addAll(data);
        notifyDataSetChanged();
    }

    public void add(List<ShowBean.DataBean> data) {
        this.dataBeans.addAll(0,data);
    }

    class ViewHolder extends RecyclerView.ViewHolder{

        private ImageView ion;
        private TextView title;
        private  TextView shop;
        private RelativeLayout relate;


        public ViewHolder(View itemView) {
            super(itemView);
            ion = itemView.findViewById(R.id.ion);
            title = itemView.findViewById(R.id.show_title);
            shop = itemView.findViewById(R.id.shop);
            relate = itemView.findViewById(R.id.relate);
        }
    }
    public interface ClickListener{
        void onItemClick(int position);
    }
    public ClickListener callBack;

    public void setCallBack(ClickListener callBack) {
        this.callBack = callBack;
    }
}