3301     static final class TableStack<K,V> {  class in ConcurrentHashMap
3305         TableStack<K,V> next;
3332         TableStack<K,V> stack, spare; // to save/restore on ForwardingNodes
3383             TableStack<K,V> s = spare;  // reuse if possible  in pushState()
3387                 s = new TableStack<K,V>();  in pushState()
3401             TableStack<K,V> s; int len;  in recoverState()
3407                 TableStack<K,V> next = s.next;  in recoverState()
4880         TableStack<K,V> stack, spare;
4935             TableStack<K,V> s = spare;  in pushState()
4939                 s = new TableStack<K,V>();  in pushState()
4948             TableStack<K,V> s; int len;  in recoverState()
4954                 TableStack<K,V> next = s.next;  in recoverState()