Volley请求图片

        ImageRequest imageRequest = new ImageRequest(Config.USER_ASSETS_URL + md5(userid) + "/images/avatar.jpg",
                new Response.Listener<Bitmap>() {

                    @Override
                    public void onResponse(Bitmap response) {
                        Log.d("TAG", response.toString());
                        ImageView imageView = (ImageView) findViewById(R.id.imageView_myPageActivity_avatar);
                        imageView.setImageBitmap(response);
                    }
                }, 0, 0, null, null);
        mQueue.add(imageRequest);