code: public List<PortComponentRefType<ServiceRefType<T>>> getAllPortComponentRef()
     {
        List<PortComponentRefType<ServiceRefType<T>>> list = new ArrayList<PortComponentRefType<ServiceRefType<T>>>();
        List<Node> nodeList = childNode.get("port-component-ref");
        for(Node node: nodeList)
        {
           PortComponentRefType<ServiceRefType<T>>  type = new PortComponentRefTypeImpl<ServiceRefType<T>>(this, "port-component-ref", childNode, node);
           list.add(type);
        }
        return list;
     }
docs: Returns all <code>port-component-ref</code> elements
  @return list of <code>port-component-ref</code>