- private Forest.Ref holder = null;
- private boolean allqueued = false;
-
- /** what state this node is in */
- public final State state;
-
- /** which Phase this Node belongs to (node that Node is also a non-static inner class of Phase) */
- public Phase phase() { return Phase.this; }
- public Forest.Ref holder() { return holder==null ? (holder = new Forest.Ref()) : holder; }
- public Forest pending() { return Phase.this.closed ? holder().resolve() : holder; }
- public FastSet<Node> parents() { return this; }
-
- public void queueReductions() {
- if (allqueued) return;
- allqueued = true;
- state.invokeReductions(token, this, this, null);
- }
-
- public void queueReductions(Node n2) {
- if (!allqueued) { queueReductions(); return; }
- state.invokeReductions(token, this, this, n2);
- }