public function getTree()
{
if (!$this->_tree) {
$cache = new ExpirableConfigCache($this->cacheFile, $this->debug, $this->metaQuery->getLastTouched());
$_watch = $this->startTiming('Checking whether the cache is fresh');
$fresh = $cache->isFresh();
$this->stopTiming($_watch);
if (!$fresh) {
$cs = new \Webfactory\Bundle\WfdMetaBundle\Util\CriticalSection();
$cs->setLogger($this->logger);
$_watch = $this->startTiming('Critical section');
$self = $this;
$cs->execute(__FILE__, function () use($self, $cache) {
if (!$cache->isFresh()) {
$self->debug("Building the tree");
$self->buildTreeCache($cache);
$self->debug("Finished building the tree");
} else {
$self->debug("Had to wait for the cache to be initialized by another process");
}
});
$this->stopTiming($_watch);
}
if (!$this->_tree) {
$this->debug("Loading the cached tree");
$_watch = $this->startTiming('Loading a cached tree');
$this->_tree = (require $cache);
$this->stopTiming($_watch);
$this->debug("Finished loading the cached tree");
}
if ($this->eventDispatcher) {
$this->eventDispatcher->dispatch('webfactory_navigation.tree_initialized', new TreeInitializedEvent($this->_tree));
}
}
return $this->_tree;
}
public function dumpIntoCache(ExpirableConfigCache $cache, $what)
{
$routeCollection = $this->getRouteCollection();
$dumperClass = $this->getOption("{$what}_dumper_class");
$dumper = new $dumperClass($routeCollection);
$cache->write($dumper->dump(array('class' => $this->options["{$what}_cache_class"], 'base_class' => $this->getOption("{$what}_base_class"))), $routeCollection->getResources());
$this->debug("{$dumperClass} dumped the RouteCollection.");
/*
* Weil wir jetzt schon eine initialisierte RouteCollection auf dieser
* Klasse haben und noch in der critical section sind, sichern
* wir schnell auch noch "das andere" matcher|generator-Ding,
* das ebenfalls von der RouteCollection abhängt.
*/
$this->createAndCache($what == 'matcher' ? 'generator' : 'matcher');
}
