if (packageScanDef != null && packageScanDef.getPackages().size() > 0) {
// use package scan filter
PatternBasedPackageScanFilter filter = new PatternBasedPackageScanFilter();
filter.addIncludePatterns(packageScanDef.getIncludes());
filter.addExcludePatterns(packageScanDef.getExcludes());
resolver.addFilter(filter);
String[] normalized = normalizePackages(packageScanDef.getPackages());
// RouteBuilderFinder finder = new RouteBuilderFinder(getContext(), normalized, getContextClassLoaderOnStart(),
// getBeanPostProcessor(), getContext().getPackageScanClassResolver());
// finder.appendBuilders(getAdditionalBuilders());