MVP数据请求recycview展示

M层

public class Mod {
public void shuju(final Modlister modlister){
    OkHttpClient okHttpClient=new OkHttpClient();
final Request request=new Request.Builder().url("http://v.juhe.cn/weixin/query?key=55010ae808217e996bbf414bbdad843c").build();
 Call call=okHttpClient.newCall(request);
 call.enqueue(new Callback() {
@Override
 public void onFailure(Call call, IOException e) {

 }

@Override
 public void onResponse(Call call, Response response) throws IOException {
 String string = response.body().string();
modlister.result(string);
 }
 });
}
public interface Modlister{
public void result(String str);
}


}

V层

public interface acview  {
public void succeed(List<Bean.ResultBean.ListBean> list);
}

P层

public class Pre {
private acview acview1;
private Mod mod;
public Pre(acview acview1) {
this.acview1 = acview1;
this.mod=new Mod();
 }
public void shuju(){
mod.shuju(new Mod.Modlister() {
@Override
 public void result(String str) {
 Gson gson=new Gson();
 Bean bean = gson.fromJson(str, Bean.class);
 List<Bean.ResultBean.ListBean> list = bean.getResult().getList();
acview1.succeed(list);
 }
 });
 }


}




适配器

public class Adapter extends RecyclerView.Adapter<RecyclerView.ViewHolder>{
private List<Bean.ResultBean.ListBean>list;
private Context context;
public Adapter(List<Bean.ResultBean.ListBean> list, Context context) {
this.list = list;
this.context = context;
 }

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

@Override
 public void onBindViewHolder(final RecyclerView.ViewHolder holder, final int position) {
 VHItem vhItem= (VHItem) holder;
 vhItem.textView.setText(list.get(position).getTitle());
 ImageLoader.getInstance().displayImage(list.get(position).getFirstImg(),vhItem.imageView);
 holder.itemView.setOnClickListener(new View.OnClickListener() {
@Override
 public void onClick(View v) {
//得到条目的位置
 int position1 = holder.getLayoutPosition();
//将点击的事件回调
 onitemclickListenter.onitemclick(holder.itemView,position1);
 }
 });
 holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {
@Override
 public boolean onLongClick(View v) {
int position1 = holder.getLayoutPosition();
onitemclickListenter.onitemlongclick(holder.itemView,position1);
return false;
 }
 });
 }

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


public class VHItem extends RecyclerView.ViewHolder{
 ImageView imageView;
 TextView textView;
public VHItem(View itemView) {
super(itemView);
imageView= (ImageView) itemView.findViewById(R.id.imageView);
textView= (TextView) itemView.findViewById(R.id.textView);

 }
 }
//点击条目的接口
 public interface OnitemclickListenter{
void onitemclick(View view,int position);
void onitemlongclick(View view,int position);
 }
private OnitemclickListenter onitemclickListenter;
public void setOnitemclick(OnitemclickListenter onitemclickListenter){
this.onitemclickListenter=onitemclickListenter;

 }
}

activity

public class MainActivity extends AppCompatActivity implements acview, SwipeRefreshLayout.OnRefreshListener {

private RecyclerView recyclerView;
private Pre pre;
private List<Bean.ResultBean.ListBean> shuju;
private Adapter adapter;
private SwipeRefreshLayout swipeRefreshLayout;

@Override
 protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
recyclerView = (RecyclerView) findViewById(R.id.recycler);
recyclerView.setLayoutManager(new LinearLayoutManager(this,LinearLayoutManager.VERTICAL,false));
swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);
swipeRefreshLayout.setOnRefreshListener(this);

pre = new Pre(this);
pre.shuju();

 }


@Override
 public void succeed(final List<Bean.ResultBean.ListBean> list) {
 runOnUiThread(new Runnable() {
@Override
 public void run() {
adapter = new Adapter(list,MainActivity.this);
recyclerView.setAdapter(adapter);
adapter.setOnitemclick(new Adapter.OnitemclickListenter() {
@Override
 public void onitemclick(View view, int position) {
 Toast.makeText(MainActivity.this,position+"",Toast.LENGTH_SHORT).show();
 }

@Override
 public void onitemlongclick(View view, int position) {

 }
 });
 }
 });
 }

@Override
 public void onRefresh() {
 Toast.makeText(MainActivity.this,"下拉了",Toast.LENGTH_SHORT).show();
 }
}