protected List<FilterGroupFactory> fgFactories = null;
public LocalResourceIndex() {
canonicalizer = new AggressiveUrlCanonicalizer();
fgFactories = new ArrayList<FilterGroupFactory>();
fgFactories.add(new AccessPointCaptureFilterGroupFactory());
fgFactories.add(new CoreCaptureFilterGroupFactory());
fgFactories.add(new QueryCaptureFilterGroupFactory());
fgFactories.add(new AnnotatingCaptureFilterGroupFactory());