docs: @Check(CheckType.NORMAL)
  	public void checkExtraLanguageRules(EObject currentObject) {
  		final List<AbstractExtraLanguageValidator> validators = this.validatorProvider.getValidators(
  				currentObject.eResource());
  		if (!validators.isEmpty()) {
  			for (final AbstractExtraLanguageValidator validator : validators) {
  				final ValidationMessageAcceptor acceptor = getMessageAcceptor();
  				final StateAccess stateAccess = setMessageAcceptor(acceptor);
  				validator.validate(stateAccess, acceptor);
  			}
  		}
  	}