X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FNode.java;h=09718afdce0d970fc521ba769c670ce7025b4460;hp=1dcf0509f472ab82256c8e6c59fd327350423e9a;hb=c404939a6dfed4dcfdca5ede08db99b3e5ef0c91;hpb=5ac63262248a11cc6412e145794321110327405e

diff --git a/src/edu/berkeley/sbp/Node.java b/src/edu/berkeley/sbp/Node.java
index 1dcf050..09718af 100644
--- a/src/edu/berkeley/sbp/Node.java
+++ b/src/edu/berkeley/sbp/Node.java
@@ -10,10 +10,15 @@ import java.io.*;
 import java.util.*;
 import java.lang.reflect.*;
 
-class Node
+class Node<OtherNode extends Node>
     implements IntegerMappable,
                GraphViz.ToGraphViz {
 
+    protected       FastSet<OtherNode> predecessors = new FastSet<OtherNode>();
+    protected       FastSet<OtherNode> successors = new FastSet<OtherNode>();
+    //private       HashSet<OtherNode> predecessors = new HashSet<OtherNode>();
+    //private       HashSet<OtherNode> successors = new HashSet<OtherNode>();
+
     // GraphViz //////////////////////////////////////////////////////////////////////////////
 
     public GraphViz.StateNode toGraphViz(GraphViz gv) {