instance.beans = ResolverUtil.getImplementations(ActionBean.class, urlFilters, packageFilters);
ResolverUtil<ActionBean> resolver = new ResolverUtil<ActionBean>(); resolver.setLocationFilters(urlFilters); resolver.setPackageFilters(packageFilters);  if (!resolver.loadImplementationsFromContextClassloader(ActionBean.class)) { resolver.loadImplementationsFromServletContext(ActionBean.class, context); }  instance.beans = resolver.getClasses();
    protected static synchronized void init(Set<String> urlFilters, Set<String> packageFilters) {        ActionClassCache instance = new ActionClassCache();        instance.beans = ResolverUtil.getImplementations(ActionBean.class,                                                         urlFilters,                                                         packageFilters);        ActionClassCache.cache = instance;    }