X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FGSS.java;fp=src%2Fedu%2Fberkeley%2Fsbp%2FGSS.java;h=f0a4cea21c0f741f4247c0f662192bd1bdfe9840;hp=be4276fb0725d56393a7332b3dca6037d8c7f05a;hb=f57e7386abbd8d301f46c0f68a32bffbb1c15253;hpb=4850d43495402e368e495707388e157a9cef9484

diff --git a/src/edu/berkeley/sbp/GSS.java b/src/edu/berkeley/sbp/GSS.java
index be4276f..f0a4cea 100644
--- a/src/edu/berkeley/sbp/GSS.java
+++ b/src/edu/berkeley/sbp/GSS.java
@@ -38,7 +38,7 @@ class GSS {
 
         public IntPairMap<Node> hash;  /* ALLOC */
         private boolean good;
-         Phase next = null;
+        private Phase next = null;
         private Phase prev;
         private Input.Location location;
         private Input.Location nextLocation;
@@ -61,7 +61,8 @@ class GSS {
             finalResult = null;
             if (prev != null) prev.shift(this, forest);
         }
-      
+
+        public boolean isFrontier() { return next==null; }
         public boolean isDone() throws ParseFailed {
             if (token != null) return false;
             if (token==null && finalResult==null)