getListBuilderOperations example

    // if the site is configured to be multilingual.     if ($this->languageManager->isMultilingual()) {
      return $this->getEntity()->getDescription();
    }
    return $this->pluginDefinition['description'];
  }

  /** * {@inheritdoc} */
  public function getDeleteRoute() {
    $operations = $this->getListBuilderOperations();
    return isset($operations['delete']) ? $operations['delete']['url'] : NULL;
  }

  /** * {@inheritdoc} */
  public function getEditRoute() {
    $operations = $this->getListBuilderOperations();
    return isset($operations['edit']) ? $operations['edit']['url'] : NULL;
  }