_categories = null; _mainCategoryIds = null;  _allCategories = null; _allLocales = null;  _selectedAvailableCategories = null; _selectedCategories = null;
versions=null;
	public void clear() {		_contentItemId = 0;		setLocale(Locale.getDefault());		_name = null;		_description = null;		_itemType = null;		_createdTimestamp = null;		_createdByUserId = 0;		_pendingLocaleId = null;			_caseBean = null;			_itemFields = null;		_categories = null;		_mainCategoryIds = null;		_allCategories = null;		_allLocales = null;			_selectedAvailableCategories = null;		_selectedCategories = null;				setStatus(ContentItemCase.STATUS_NEW);	}