From: rtrimana <rtrimana@uci.edu>
Date: Fri, 11 Sep 2020 18:54:27 +0000 (-0700)
Subject: Testing the implementation; fixing a bug.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=jpf-core.git;a=commitdiff_plain;h=ec609ae000b3f7bba0e2d6d4c12c0b4e86bd2bfe

Testing the implementation; fixing a bug.
---

diff --git a/src/main/gov/nasa/jpf/listener/DPORStateReducerEfficient.java b/src/main/gov/nasa/jpf/listener/DPORStateReducerEfficient.java
index 7512691..5948290 100644
--- a/src/main/gov/nasa/jpf/listener/DPORStateReducerEfficient.java
+++ b/src/main/gov/nasa/jpf/listener/DPORStateReducerEfficient.java
@@ -444,6 +444,11 @@ public class DPORStateReducerEfficient extends ListenerAdapter {
     }
 
     public HashMap<Integer, SummaryNode> getReachableTransitionsSummary(int stateId) {
+      // Just return an empty map if the state ID is not recorded yet
+      // This means that there is no reachable transition from this state
+      if (!graphSummary.containsKey(stateId)) {
+        return new HashMap<>();
+      }
       return graphSummary.get(stateId);
     }