private void notifiyDownloadState(){
synchronized (mDownloadMonitor) {
    Log.v(LOG_TAG,"notifiy download manager state changed.");
    mDownloadMonitor.notify();
  }
}

private void notifiyDownloadState ( ) { synchronized ( mDownloadMonitor ) { Log . v ( LOG_TAG , "notifiy download manager state changed." ) ; mDownloadMonitor . notify ( ) ; } }
send a notification via the mdownloadmonitor when a download is complete .
