From a87881ee5909d952c1b2030ee7a94368945a4c88 Mon Sep 17 00:00:00 2001
From: Michal Maciejewski <michal.mac@gmail.com>
Date: Tue, 13 Nov 2018 13:14:44 +0100
Subject: [PATCH] skip routes without JobActivities in RuinWorst

---
 .../com/graphhopper/jsprit/core/algorithm/ruin/RuinWorst.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/ruin/RuinWorst.java b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/ruin/RuinWorst.java
index a2cde83c..10c5cc42 100644
--- a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/ruin/RuinWorst.java
+++ b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/ruin/RuinWorst.java
@@ -123,6 +123,9 @@ public final class RuinWorst extends AbstractRuinStrategy {
                 actBefore = actToEval;
                 actToEval = act;
             }
+            if (actToEval == null) {
+                continue;
+            }
             double savings = savings(route, actBefore, actToEval, route.getEnd());
             Job job = ((TourActivity.JobActivity) actToEval).getJob();
             if (!savingsMap.containsKey(job)) {