OKhttp+Retrofit

public interface SubService {

    //http://120.27.23.105/product/getProductDetail
    @GET("product/getProductDetail")
    Observable<Bean> text(@Query("pid") int pid);


}

public class App extends Application {

    public static SubService service;

    @Override
    public void onCreate() {
        super.onCreate();
        Fresco.initialize(this);

        Retrofit retrofit = new Retrofit.Builder()
                .baseUrl("http://120.27.23.105/")
                .addConverterFactory(GsonConverterFactory.create())
                .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
                //.client(OkhttpUtils.getInstance())
                .build();

        service = retrofit.create(SubService.class);


    }
}

Observable<Bean> observable = App.service.text(1);
    observable.subscribeOn(Schedulers.io())
        .observeOn(AndroidSchedulers.mainThread())
        .subscribe(new Consumer<Bean>() {
            @Override
            public void accept(Bean bean) throws Exception {
                //拿到了请求回来的数据
                //回调出去
                data = bean.getData();
                String[] split = data.getImages().split("\\|");
                simpleTu.setImageURI(split[0]);
                textView.setText(data.getTitle());
            }
        }, new Consumer<Throwable>() {
            @Override
            public void accept(Throwable throwable) throws Exception {
                System.out.println("throwable = " + throwable);
            }
        });