/**
* Trace a given Operator $processor execution.
*
* @param OperatorProcessor $processor The processor that undertook the processing.
* @param mixed $result The result of the processing.
*/
protected function traceOperator(OperatorProcessor $processor, $result)
{
$stringOperands = array();
foreach ($processor->getOperands() as $operand) {
$stringOperands[] = '' . $operand;
}
$qtiClassName = $processor->getExpression()->getQtiClassName();
$msg = "{$qtiClassName}(" . implode(', ', $stringOperands) . ") [{$result}]";
$this->trace($msg);
}
