/**
* Create the instance with loop detection
*
* Loop: an instance depends on itself in the creation chain.
*
* @param string $rawId
* @param array $args arguments for the constructor if any
* @return object
* @throws LogicException if instantiation goes wrong or loop detected
* @access protected
*/
protected function createInstance($rawId, array $args)
{
// conver 'service_id' to '#service_id'
$serviceId = ObjectResolver::getServiceId($rawId);
if (isset($this->loop[$serviceId])) {
throw new LogicException(Message::get(Message::DI_LOOP_DETECTED, $rawId), Message::DI_LOOP_DETECTED);
} else {
$this->loop[$serviceId] = ++$this->counter;
$obj = $this->getFactory()->createInstance($rawId, $args);
unset($this->loop[$serviceId]);
return $obj;
}
}
/**
* Get an object base on provided classname or interface name
*
* @param string $classname class or interface name
* @return object
* @throws \Exception if something goes wrong
* @access protected
*/
protected function getObjectByClass($classname)
{
if ($this->getResolver()->hasService($classname)) {
$serviceId = ObjectResolver::getServiceId($classname);
return $this->getResolver()->get($serviceId);
}
throw new LogicException(Message::get(Message::DI_CLASS_UNKNOWN, $classname), Message::DI_CLASS_UNKNOWN);
}