提取工具类

提取工具类
 private void LoadDate(int page) {
        final  String path = "http://172.17.8.100/movieApi/movie/v1/findHotMovieList?page="+page+"&count=3";

        String Urlwith = path+page;

        new AsyncTask<String,String,List<Person.ResultDate>>(){


            @Override
            protected List<Person.ResultDate> doInBackground(String... strings) {

                Person dian = null;

                String httpcon = new Util().httpcon(strings[0]);

                dian =   new Gson().fromJson(httpcon,Person.class);
                
                return dian == null ? null:dian.getResult();

            }

            @Override
            protected void onPostExecute(List<Person.ResultDate> resultDates) {
                super.onPostExecute(resultDates);
                if(resultDates == null){
                    Toast.makeText(getActivity(),"请求数据失败",Toast.LENGTH_SHORT).show();
                    return;
                }
                updateData(resultDates);
                loade();
                canloadmore(resultDates.size() == 3);
            }
        }.execute(Urlwith);
    }

创建新的工具类方法
package com.example.lxzk;

import com.google.gson.Gson;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;

public class Util {
public String httpcon(String urls){
try {
URL url = new URL(urls);

        HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();

        httpURLConnection.setReadTimeout(5000);
        httpURLConnection.setConnectTimeout(5000);
        httpURLConnection.setRequestMethod("GET");

        int request = httpURLConnection.getResponseCode();
        if(request == 200){

            String str = String2(httpURLConnection.getInputStream());

            return  str;
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;

}
private   String String2(InputStream inputStream) throws IOException {
    BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));

    StringBuilder stringBuilder = new StringBuilder();

    String text = null;
    while ((text = bufferedReader.readLine()) != null){
        stringBuilder.append(text);
    }
    bufferedReader.close();
    return  stringBuilder.toString();
}

}