class MasterBackendVideoDataStore implements VideoDataStore {

    @Override
    public Observable<VideoMetadataInfoEntity> getVideoByFilename( String filename ) {
        Log.d( TAG, "getVideoById : enter" );

        Log.d( TAG, "getVideoById : filename=" + filename );

        Log.d( TAG, "getVideoById : exit" );
        return this.api.getVideoByFilename( filename );
    }

    public  MasterBackendVideoDataStore( VideoApi api );

}