public function getOperator()
    {
        $returnValue = null;

        
        if(empty($this->arithmeticOperator)){
        	$property = new core_kernel_classes_Property(RulesRdf::PROPERTY_OPERATION_OPERATOR);
        	$this->arithmeticOperator = $this->getUniquePropertyValue($property);
        }
        $returnValue = $this->arithmeticOperator;
        

        return $returnValue;
    }
public function getOperator()
    {
        $returnValue = null;

        
        if(empty($this->arithmeticOperator)){
        	$property = new core_kernel_classes_Property(RulesRdf::PROPERTY_OPERATION_OPERATOR);
        	$this->arithmeticOperator = $this->getUniquePropertyValue($property);
        }
        $returnValue = $this->arithmeticOperator;
        

        return $returnValue;
    }
public function getOperator ( ) { $ returnValue = null ; if ( empty ( $ this -> arithmeticOperator ) ) { $ property = new core_kernel_classes_Property ( RulesRdf :: PROPERTY_OPERATION_OPERATOR ) ; $ this -> arithmeticOperator = $ this -> getUniquePropertyValue ( $ property ) ; } $ returnValue = $ this -> arithmeticOperator ; return $ returnValue ; }
Short description of method getOperator

@access public
@author Jerome Bogaerts, <jerome.bogaerts@tudor.lu>
@return core_kernel_classes_Resource
Short description of method getOperator