okhttp

package androidpermission.com.bw.test.day0630;import android.os.Bundle;import android.support.annotation.Nullable;import android.support.v4.app.Fragment;import android.support.v4.view.ViewPager;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import com.google.gson.Gson;import com.squareup.okhttp.Call;import com.squareup.okhttp.Callback;import com.squareup.okhttp.OkHttpClient;import com.squareup.okhttp.Request;import com.squareup.okhttp.Response;import java.io.IOException;import java.util.List;public class Fragment01 extends Fragment{    private ViewPager vpager;    List<News.LayoutsBean> layouts;    @Override   public View onCreateView(LayoutInflater inflater, ViewGroup container,         Bundle savedInstanceState) {      View view = inflater.inflate(R.layout.fragmnet_01, container, false);        vpager = (ViewPager) view.findViewById(R.id.vpager);      return view;   }    @Override    public void onActivityCreated(@Nullable Bundle savedInstanceState) {        super.onActivityCreated(savedInstanceState);        getData();    }    private void getData() {        //创建okHttpClient对象        OkHttpClient mOkHttpClient = new OkHttpClient();        //创建一个Request        final Request request = new Request.Builder()                .url("http://h5test.newaircloud.com/api/getLayouts?sid=xkycs&cid=10024&date=")                .build();        //new call        Call call = mOkHttpClient.newCall(request);        //请求加入调度        call.enqueue(new Callback() {            @Override            public void onFailure(Request request, IOException e) {            }            @Override            public void onResponse(final Response response) throws IOException {                String result = response.body().string();                Gson gson = new Gson();                News news= gson.fromJson(result, News.class);               layouts = news.getLayouts();                getActivity().runOnUiThread(new Runnable() {                    @Override                    public void run() {                        ViewPagerAdapter adapter=new ViewPagerAdapter(layouts,getActivity());                        vpager.setAdapter(adapter);                    }                });            }        });    }}