列子：
import com.teleca.jamendo.JamendoApplication;
import com.teleca.jamendo.service.DownloadService;
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.net.Uri;
import android.util.Log;
/**
* Forces mp3 file scan on a downloaded file and adds it to the Android MusicPlayer's
* library
*
* @author Lukasz Wisniewski
*/
public class MediaScannerNotifier implements MediaScannerConnectionClient{
private MediaScannerConnection mConnection;
private DownloadJob mDownloadJob;
private DownloadService mService;
static private int mScannedFilesInProgress = 0;
public MediaScannerNotifier(DownloadService service, DownloadJob job) {
mDownloadJob = job;
mService = service;
mConnection = new MediaScannerConnection(mService, this);
mConnection.connect();
}
@Override
public void onMediaScannerConnected() {
//String path = mDownloadJob.getDestination();
String path = DownloadHelper.getAbsolutePath(mDownloadJob.getPlaylistEntry(), mDownloadJob.getDestination());
String fileName = DownloadHelper.getFileName(mDownloadJob.getPlaylistEntry(), mDownloadJob.getFormat());
Log.i(JamendoApplication.TAG, "Adding to media library -> "+fileName);
if(mConnection.isConnected())
{
mConnection.scanFile(path+"/"+fileName, null);
mScannedFilesInProgress++;
}
}
@Override
public void onScanCompleted(String text, Uri uri) {
Log.i(JamendoApplication.TAG, "Added to media library -> "+uri.toString());
mScannedFilesInProgress--;
mConnection.disconnect();
// stop service if there is no downloads left
if(mScannedFilesInProgress == 0){
mService.notifyScanCompleted();
}
}
}