/**
* Tries to locate the handler that handles the request and returns the instance if one can be found.
*
* @param \AppserverIo\Lab\WebSocketProtocol\HandlerContextInterface $handlerManager The handler manager
* @param \AppserverIo\Lab\WebSocketProtocol\RequestInterface $request The request instance
*
* @return \Ratchet\MessageComponentInterface The handler that maps the request instance
*
* @throws \AppserverIo\Lab\WebSocketServer\HandlerNotFoundException
*
* @see \AppserverIo\Lab\WebSocketServer\Service\Locator\ResourceLocatorInterface::locate()
*/
public function locate(HandlerContextInterface $handlerManager, RequestInterface $request)
{
// load the path to the (almost virtual handler)
$handlerPath = $request->getHandlerPath();
// iterate over all handlers and return the matching one
foreach ($handlerManager->getHandlerMappings() as $urlPattern => $handlerName) {
if (fnmatch($urlPattern, $handlerPath)) {
return $handlerManager->getHandler($handlerName);
}
}
// throw an exception if no servlet matches the handler path
throw new HandlerNotFoundException(sprintf("Can't find handler for requested path %s", $handlerPath));
}
