public void initLater() {
    ProgressManager.getInstance().run(new Task.Backgroundable(myProject,
                                                              JavaRefactoringBundle.message("refactoring.extract.method.preview.preparing")) {
      @Override
      public void run(@NotNull ProgressIndicator indicator) {
        updateLaterImpl(indicator, false);
      }
    });
  }
public void initLater()