/**
* Merges a BuilderConfiguration with the current Builder configuration.
*
* Service definitions overrides the current defined ones.
*
* But for parameters, they are overridden by the current ones. It allows
* the parameters passed to the container constructor to have precedence
* over the loaded ones.
*
* $container = new Builder(array('foo' => 'bar'));
* $loader = new LoaderXXX($container);
* $loader->load('resource_name');
* $container->register('foo', new stdClass());
*
* In the above example, even if the loaded resource defines a foo
* parameter, the value will still be 'bar' as defined in the builder
* constructor.
*/
public function merge(BuilderConfiguration $configuration = null)
{
if (null === $configuration) {
return;
}
$this->addDefinitions($configuration->getDefinitions());
$this->addAliases($configuration->getAliases());
$parameterBag = $this->getParameterBag();
$currentParameters = $parameterBag->all();
foreach ($configuration->getParameterBag()->all() as $key => $value) {
$parameterBag->set($key, $value);
}
$parameterBag->add($currentParameters);
foreach ($parameterBag->all() as $key => $value) {
$parameterBag->set($key, self::resolveValue($value, $this->getParameterBag()->all()));
}
}
