public void testFindKeys() {
NodeService service = new NodeService();
List<NodeType> types = new ArrayList<NodeType>();
types.add(NodeType.SORTEDSET);
Set<Node> nodes = service.find(NodeType.ROOT, 5, 0, "", types, "*", true);
for(Node node:nodes) {
System.out.println("server:" + node.getId()+"db:" + node.getDb()+node.getKey());
}