That new ServiceConfig will be used to instantiate a service later in the process of creating a service instance.
|
public compile ( ) : |
||
| return | ||
/**
* Instantiate service using given service name
*
* @param string $serviceName
*
* @return object
* @throws ServiceManagerException
*/
private function instantiateService($serviceName)
{
// Make sure service is registered
if (!$this->registeredServices->keyExists($serviceName)) {
throw new ServiceManagerException(ServiceManagerException::SERVICE_DEFINITION_NOT_FOUND, [$serviceName]);
}
// Get service config from registered services array
$config = $this->registeredServices->key($serviceName);
// Check circular referencing
if ($this->references->keyExists($serviceName)) {
throw new ServiceManagerException(ServiceManagerException::SERVICE_CIRCULAR_REFERENCE, [$serviceName]);
}
// Set service name reference for circular referencing checks
$this->references->key($serviceName, $serviceName);
// Compile ConfigObject into ServiceConfig
$configCompiler = new ConfigCompiler($serviceName, $config, $this->parameters);
$this->compiledConfig->key($serviceName, $configCompiler->compile());
/**
* @var $config ServiceConfig
*/
$config = $this->compiledConfig->key($serviceName);
// Construct service container and get service instance
$serviceCreator = new ServiceCreator($config);
$service = $serviceCreator->getService();
// Unset service name reference
$this->references->removeKey($serviceName);
// Store instance if this service has a CONTAINER scope
if ($config->getScope() == ServiceScope::CONTAINER) {
$this->instantiatedServices->key($serviceName, $service);
}
return $service;
}
