public static String [ ] getNavigationAdditionalFields ( ) { Configuration config = ConfigUtils . getCurrentConfig ( ) ; if ( config != null && config . containsKey ( NAVIGATION_ADDITIONAL_FIELDS_CONFIG_KEY ) ) { return config . getStringArray ( NAVIGATION_ADDITIONAL_FIELDS_CONFIG_KEY ) ; } else { return new String [ ] { } ; } }
Returns the list of additional fields that navigation items should extract from the item descriptor .