-// Copyright 2006 all rights reserved; see LICENSE file for BSD-style license
+// Copyright 2006-2007 all rights reserved; see LICENSE file for BSD-style license
package edu.berkeley.sbp;
import edu.berkeley.sbp.*;
import edu.berkeley.sbp.util.*;
import edu.berkeley.sbp.Parser.Table.*;
-import edu.berkeley.sbp.Sequence.Position;
+import edu.berkeley.sbp.Sequence.Pos;
+import edu.berkeley.sbp.Sequence.Pos;
import java.io.*;
import java.util.*;
import java.lang.reflect.*;
/** a node in the GSS */
final class Node
- implements Invokable<Position, Result>,
+ implements Invokable<Pos, Result>,
IntegerMappable,
GraphViz.ToGraphViz,
Iterable<Result> {
private HashSet<Result> results = new HashSet<Result>();
private HashSet<Result> children = new HashSet<Result>();
- public final void invoke(Position r, Result only) {
+ public final void invoke(Pos r, Result only) {
boolean emptyProductions = only==null;
- if (emptyProductions != (r.pos==0)) return;
- if (r.pos!=0) reduce(r, r.pos-1, phase(), only);
+ if (emptyProductions != (r.numPops()==0)) return;
+ if (r.numPops()!=0) reduce(r, r.numPops()-1, phase(), only);
else {
Input.Region region = phase().getLocation().createRegion(phase().getLocation());
- new Result(r.rewrite(region, phase().parser().cache()), this, r, phase());
+ new Result(r.rewrite(region), this, r, phase());
}
}
- private void reduce(Position r, int pos, GSS.Phase target, Result only) {
+ private void reduce(Pos r, int pos, GSS.Phase target, Result only) {
Forest[] holder = r.holder;
Forest old = holder[pos];
if (results==null) return; // FIXME: this should not happen
if (pos>0) child.reduce(r, pos-1, target, null);
else {
Input.Region region = child.phase().getLocation().createRegion(target.getLocation());
- new Reduction(child, r, r.rewrite(region, phase().parser().cache()), target);
+ new Reduction(child, r, r.rewrite(region), target);
}
}
holder[pos] = old;