public void SearchFiles(String searchName) {
    try {

      VKParameters params = new VKParameters();
      params.put(VKApiConst.Q, searchName);
      params.put(VKApiConst.COUNT, "200");
      VKRequest request = VKApi.audio().search(params);
      request.executeWithListener(
          new VKRequest.VKRequestListener() {

            @Override
            public void onComplete(VKResponse response) {
              super.onComplete(response);
              try {
                searchFiles.clear();
                VkAudioArray audioArray = new VkAudioArray();
                audioArray.parse(response.json);
                for (int i = 0; i < audioArray.size(); i++)
                  searchFiles.add(
                      new MusicFile(
                          audioArray.get(i).id,
                          audioArray.get(i).owner_id,
                          audioArray.get(i).artist,
                          audioArray.get(i).title,
                          audioArray.get(i).duration,
                          audioArray.get(i).url,
                          audioArray.get(i).genre));

                searchAdapter.notifyDataSetChanged();
              } catch (JSONException e) {

                e.printStackTrace();
              }
            }

            @Override
            public void onError(VKError error) {
              super.onError(error);
            }
          });

    } catch (NullPointerException e) {
      Toast.makeText(
              getApplicationContext(), "Please authrorize app in settings", Toast.LENGTH_LONG)
          .show();
      e.printStackTrace();
    } catch (Exception e) {
      e.printStackTrace();
      Toast.makeText(getApplicationContext(), "Error with getting list", Toast.LENGTH_LONG).show();
    }
  }