ev: fix missing drive discharging events due to concurrent access to …

…a hash map
matsim-org · Dec 27, 2023 · be9290b · be9290b
1 parent 718d27f
commit be9290b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/contribs/ev/src/main/java/org/matsim/contrib/ev/discharging/DriveDischargingHandler.java b/contribs/ev/src/main/java/org/matsim/contrib/ev/discharging/DriveDischargingHandler.java
@@ -19,9 +19,9 @@
 
 package org.matsim.contrib.ev.discharging;
 
-import java.util.HashMap;
 import java.util.Map;
 import java.util.Queue;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentLinkedQueue;
 
 import org.matsim.api.core.v01.Id;
@@ -80,7 +80,7 @@ private boolean isOnFirstLink() {
 		this.network = network;
 		this.eventsManager = eventsManager;
 		eVehicles = data.getElectricVehicles();
-		evDrives = new HashMap<>(eVehicles.size() / 10);
+		evDrives = new ConcurrentHashMap<>(eVehicles.size() / 10);
 	}
 
 	@Override