code: public void setDefinesHiddenTokens(boolean newDefinesHiddenTokens) {
  		boolean oldDefinesHiddenTokens = definesHiddenTokens;
  		definesHiddenTokens = newDefinesHiddenTokens;
  		if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, XtextPackage.GRAMMAR__DEFINES_HIDDEN_TOKENS, oldDefinesHiddenTokens, definesHiddenTokens));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated