public function setExpression(Expression $expression)
{
if ($expression instanceof MapResponse) {
parent::setExpression($expression);
} else {
$msg = "The MapResponseProcessor only accepts MapResponse Expression objects to be processed.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof NullValue) {
parent::setExpression($expression);
} else {
$msg = "The NullProcessor class only processes NullValue QTI Data Model objects.";
throw new InvalidArgumentException();
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof Operator) {
parent::setExpression($expression);
} else {
$msg = "The OperatorProcessor class only accepts QTI Data Model Operators to be processed.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof ItemSubset) {
parent::setExpression($expression);
} else {
$msg = "The ItemSubsetProcessor class only accepts ItemSubset expressions to be processed.";
throw new InvalidArgumentException($expression);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof RandomFloat) {
parent::setExpression($expression);
} else {
$msg = "The RandomFloatProcessor class can only process RandomFloat Expression objects.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof MathConstant) {
parent::setExpression($expression);
} else {
$msg = "The MathConstantProcessor class only processes MathConstant QTI Data Model objects.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof RandomInteger) {
parent::setExpression($expression);
} else {
$msg = "The RandomIntegerProcessor class only accepts to process RandomInteger Expression objects.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof DefaultVal) {
parent::setExpression($expression);
} else {
$msg = "The DefaultProcessor class only accepts a Default Expression to be processed.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof Variable) {
parent::setExpression($expression);
} else {
$msg = "The VariableProcessor class only accepts Variable expressions to be processed.";
throw new InvalidArgumentException($expression);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof Correct) {
parent::setExpression($expression);
} else {
$msg = "The CorrectProcessor can only process Correct Expression objects.";
throw new InvalidArgumentException($msg);
}
}
public function setExpression(Expression $expression)
{
if ($expression instanceof MapResponsePoint) {
parent::setExpression($expression);
} else {
$msg = "The MapResponsePoint processor can only process MapResponsePoint Expression objects.";
throw new InvalidArgumentException($expression);
}
}
/**
* Trace a given Expression $processor execution.
*
* @param ExpressionProcessor $processor The processor that undertook the processing.
* @param mixed $result The result of the processing.
*/
protected function traceExpression(ExpressionProcessor $processor, $result)
{
$qtiClassName = $processor->getExpression()->getQtiClassName();
$this->trace("{$qtiClassName} [{$result}]");
}
/**
* Create a new OperatorProcessor object.
*
* @param \qtism\data\expressions\Expression $expression A QTI Data Model Operator object.
* @param \qtism\runtime\expressions\operators\OperandsCollection $operands A collection of QTI Runtime compliant values.
* @throws \InvalidArgumentException If $expression is not a QTI Data Model Operator object.
*/
public function __construct(Expression $expression, OperandsCollection $operands)
{
parent::__construct($expression);
$this->setOperands($operands);
}