code: package freed.utils;
  
  import android.content.Context;
  import android.content.Intent;
  import android.media.MediaScannerConnection;
  import android.net.Uri;
  
  import java.io.File;
  
  import freed.file.holder.BaseHolder;
  import freed.file.holder.FileHolder;
  import freed.file.holder.UriHolder;
  
  /**
   * Created by troop on 25.08.13.
   */
  public class MediaScannerManager
  {
      public final static String TAG = MediaScannerManager.class.getSimpleName();
      public static void ScanMedia(Context context, BaseHolder file)
      {
          Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
          if (file instanceof FileHolder)
              intent.setData(Uri.fromFile(((FileHolder) file).getFile()));
          else if (file instanceof UriHolder)
              intent.setData(((UriHolder) file).getMediaStoreUri());
          context.sendBroadcast(intent);
      }
  
      public static void ScanMedia(Context context, File file)
      {
          Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
  
              intent.setData(Uri.fromFile(file));
          context.sendBroadcast(intent);
      }
  
      public static void ScanMedia(Context context, BaseHolder[] fileHolders)
      {
          if (fileHolders == null || fileHolders.length == 0 || fileHolders[0] instanceof UriHolder)
              return;
          String[] paths =new String[fileHolders.length];
          for (int i=0; i < fileHolders.length; i++)
          {
              paths[i] = ((FileHolder)fileHolders[i]).getFile().getAbsolutePath();
          }
          MediaScannerConnection.scanFile(
                  context,
                  paths,
                  null,
                  new MediaScannerConnection.OnScanCompletedListener() {
                      @Override
                      public void onScanCompleted(String path, Uri uri) {
                          Log.v(TAG,
                                  "file " + path + " was scanned: " + uri);
                      }
                  });
      }
  }
  