// Note: configured as a <context-param>, not a filter <init-param>
String appPackage = _config.getServletContext().getInitParameter(
InternalConstants.TAPESTRY_APP_PACKAGE_PARAM);
String filterName = _config.getFilterName();
TapestryAppInitializer appInitializer = new TapestryAppInitializer(appPackage, filterName,
"servlet");
_registry = appInitializer.getRegistry();
long start = appInitializer.getStartTime();
long toRegistry = appInitializer.getRegistryCreatedTime();
ServletApplicationInitializer ai = _registry.getService(
"tapestry.ServletApplicationInitializer",
ServletApplicationInitializer.class);