code: public List<ManyToMany<Attributes<T>>> getAllManyToMany()
     {
        List<ManyToMany<Attributes<T>>> list = new ArrayList<ManyToMany<Attributes<T>>>();
        List<Node> nodeList = childNode.get("many-to-many");
        for(Node node: nodeList)
        {
           ManyToMany<Attributes<T>>  type = new ManyToManyImpl<Attributes<T>>(this, "many-to-many", childNode, node);
           list.add(type);
        }
        return list;
     }
docs: Returns all <code>many-to-many</code> elements
  @return list of <code>many-to-many</code>