public boolean sync() {
    try {
      if (!mcGridReader.init()) {
        return false;
      }
      GridIndex index = mcGridReader.getGridIndex();
      // reconstruct the ncfile objects
      ncfile.empty();
      open(index, null);
      return true;

    } catch (IOException ioe) {
      return false;
    }
  }
public boolean sync ( ) { try { if ( ! mcGridReader . init ( ) ) { return false ; } GridIndex index = mcGridReader . getGridIndex ( ) ; ncfile . empty ( ) ; open ( index , null ) ; return true ; } catch ( IOException ioe ) { return false ; } }
Sync and extend

@return false