/**
* Adds a route collection to the current set of routes (at the end of the current set).
*
* @param RouteCollection $collection A RouteCollection instance
* @param string $prefix An optional prefix to add before each pattern of the route collection
*/
public function addCollection(RouteCollection $collection, $prefix = '')
{
$collection->addPrefix($prefix);
foreach ($collection->getResources() as $resource) {
$this->addResource($resource);
}
$this->routes = array_merge($this->routes, $collection->getRoutes());
}
