From cf179b2f07685860b456041920cb10cf0bfd2625 Mon Sep 17 00:00:00 2001
From: Michal Maciejewski <michal.mac@gmail.com>
Date: Wed, 5 Sep 2018 13:49:35 +0200
Subject: [PATCH] change VRP.Builder.addNonJobActivities() return type void ->
 Builder

---
 .../jsprit/core/problem/VehicleRoutingProblem.java           | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/problem/VehicleRoutingProblem.java b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/problem/VehicleRoutingProblem.java
index b13b1017..c688ce9c 100644
--- a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/problem/VehicleRoutingProblem.java
+++ b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/problem/VehicleRoutingProblem.java
@@ -414,14 +414,15 @@ public class VehicleRoutingProblem {
             return this;
         }
 
-        public final List<AbstractActivity> nonJobActivities = new ArrayList<>();
+        private final List<AbstractActivity> nonJobActivities = new ArrayList<>();
 
-        public void addNonJobActivities(Collection<? extends AbstractActivity> nonJobActivities) {
+        public Builder addNonJobActivities(Collection<? extends AbstractActivity> nonJobActivities) {
             for (AbstractActivity act : nonJobActivities) {
                 act.setIndex(activityIndexCounter);
                 incActivityIndexCounter();
                 this.nonJobActivities.add(act);
             }
+            return this;
         }
 
         /**