public void loadLibrary(OperatorLibrary library){
  libraries.add(library);
  try {
    library.registerOperators();
  }
 catch (  OperatorCreationException e) {
    e.printStackTrace();
  }
  for (  OperatorLibraryListener listener : listeners) {
    listener.informLibraryLoaded(library);
  }
}

public void loadLibrary ( OperatorLibrary library ) { libraries . add ( library ) ; try { library . registerOperators ( ) ; } catch ( OperatorCreationException e ) { e . printStackTrace ( ) ; } for ( OperatorLibraryListener listener : listeners ) { listener . informLibraryLoaded ( library ) ; } }
this method loads the given library and registers all contained operators .
