/**
* Constructor
*
* @param string $classname The name of a task class
* @param array.<sndsgd\Field> $fields Fields to inject into the task
*/
public function __construct($classname, array $fields = [])
{
if (Task::validateClassname($classname) === false) {
throw new InvalidArgumentException("invalid value provided for 'classname'; expecting the name of " . "a subclass of sndsgd\\Task as string");
}
$this->task = new $classname($fields);
}
