diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/state/RouteAndActivityStateGetter.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/state/RouteAndActivityStateGetter.java
index 45ffa8e9..c907d07b 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/state/RouteAndActivityStateGetter.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/state/RouteAndActivityStateGetter.java
@@ -19,11 +19,17 @@ package jsprit.core.problem.solution.route.state;
 import jsprit.core.problem.solution.route.VehicleRoute;
 import jsprit.core.problem.solution.route.activity.TourActivity;
 import jsprit.core.problem.solution.route.state.StateFactory.StateId;
+import jsprit.core.problem.vehicle.Vehicle;
 
 public interface RouteAndActivityStateGetter {
 
+
 	public <T> T getActivityState(TourActivity act, StateId stateId, Class<T> type);
+
+    public <T> T getActivityState(TourActivity act, Vehicle vehicle, StateId stateId, Class<T> type);
 	
 	public <T> T getRouteState(VehicleRoute route, StateId stateId, Class<T> type);
 
+    public <T> T getRouteState(VehicleRoute route, Vehicle vehicle, StateId stateId, Class<T> type);
+
 }