72     enum State {  enum in MusicProvider
76     private volatile State mCurrentState = State.NON_INITIALIZED;
94         if (mCurrentState != State.INITIALIZED) {  in getGenres()
105         if (mCurrentState != State.INITIALIZED || !mMusicListByGenre.containsKey(genre)) {  in getMusicsByGenre()
117         if (mCurrentState != State.INITIALIZED) {  in searchMusic()
170         return mCurrentState == State.INITIALIZED;  in isInitialized()
179         if (mCurrentState == State.INITIALIZED) {  in retrieveMediaAsync()
186         new AsyncTask<Void, Void, State>() {  in retrieveMediaAsync()
188             protected State doInBackground(Void... params) {  in retrieveMediaAsync()
194             protected void onPostExecute(State current) {  in retrieveMediaAsync()
196                     callback.onMusicCatalogReady(current == State.INITIALIZED);  in retrieveMediaAsync()
219             if (mCurrentState == State.NON_INITIALIZED) {  in retrieveMedia()
220                 mCurrentState = State.INITIALIZING;  in retrieveMedia()
237                 mCurrentState = State.INITIALIZED;  in retrieveMedia()
242             if (mCurrentState != State.INITIALIZED) {  in retrieveMedia()
245                 mCurrentState = State.NON_INITIALIZED;  in retrieveMedia()