firePropertyChange(CHOOSABLE_FILE_FILTER_CHANGED_PROPERTY, old, newFilters);
firePropertyChange(CHOOSABLE_FILE_FILTER_CHANGED_PROPERTY, old, newFilters); } setFileFilter(filter);
  public void addChoosableFileFilter(FileFilter filter)  {    FileFilter[] old = getChoosableFileFilters();    choosableFilters.add(filter);    FileFilter[] newFilters = getChoosableFileFilters();    firePropertyChange(CHOOSABLE_FILE_FILTER_CHANGED_PROPERTY, old, newFilters);  }