// post configuration initializations
_mode = _conf.get(RythmConfigurationKey.ENGINE_MODE);
_classes = new TemplateClassManager(this);
_classLoader = new TemplateClassLoader(this);
_classCache = new TemplateClassCache(this);
_resourceManager = new TemplateResourceManager(this);
_extensionManager = new ExtensionManager(this);
int ttl = (Integer) _conf.get(RythmConfigurationKey.DEFAULT_CACHE_TTL);
_cacheService = _conf.get(RythmConfigurationKey.CACHE_SERVICE_IMPL);
_cacheService.setDefaultTTL(ttl);
_cacheService.startup();