source: EDIS/trunk/java/tracking-ui-core/src/main/flex/gov/va/med/edp/view/config/DuplicateNameValidator.as@ 1227

package gov.va.med.edp.view.config
{
        import gov.va.med.edp.vo.RoomBedVO;
        
        import mx.collections.ArrayCollection;
        import mx.validators.ValidationResult;
        import mx.validators.Validator;
        
        public class DuplicateNameValidator extends Validator
        {
                [Bindable]
                public var beds:ArrayCollection;

                [Bindable]
                public var selectedBed:RoomBedVO;
        
                [Bindable]
                public var field:String;

                private var results:Array;

        public function DuplicateNameValidator() {
            super();
        }
    
        private function isDuplicate(value:String):Boolean {
                if (selectedBed == null) return false;
                var skipIndex:int = beds.getItemIndex(selectedBed);
                for (var i:int = 0; i < beds.length; i++) {
                        if (i == skipIndex) continue;
                var bed:RoomBedVO = beds[i] as RoomBedVO;
                
                if (bed[field].toLowerCase() == value.toLowerCase()) return true;
            }
            return false;
        }
    
        override protected function doValidation(value:Object):Array {
            var inputValue:String = String(value);

            results = [];
                        results = super.doValidation(value);        
            if (results.length > 0)
                return results;
        
                if (isDuplicate(inputValue)) {
                        results.push(new ValidationResult(true, null, "duplicate", "Duplicate name is not allowed."));
                        return results;
                }
        
            return results;
        }

        }
}