CollectingDependencyNodeVisitor collectingVisitor = new CollectingDependencyNodeVisitor();
DependencyNodeVisitor firstPassVisitor = new FilteringDependencyNodeVisitor( collectingVisitor, filter );
rootNode.accept( firstPassVisitor );
DependencyNodeFilter secondPassFilter =
new AncestorOrSelfDependencyNodeFilter( collectingVisitor.getNodes() );
visitor = new FilteringDependencyNodeVisitor( visitor, secondPassFilter );
}
rootNode.accept( visitor );
}