/**
* @param string $className
*/
private function validateCollection($className)
{
if (!$this->collection) {
throw new LiteObjectException("Collection of mappers must be set. See method Mapper::setMappersCollection.");
}
if (!$this->collection->has($className) && !$this->collection->getDefault()) {
throw new LiteObjectException("Mappers collection missing map for target class name: {$className}. " . 'And no default mapper defined');
}
}