implemented correct behaviour of Train.stopNow

src/main/java/de/srsoftware/web4rail/Route.java

@@ -386,7 +386,7 @@ public class Route extends BaseClass {
 	
 	private void free() {
 		for (Tile tile : path) {
-			if (train.onTrace(tile)) {
+			if (isSet(train) && train.onTrace(tile)) {
 				tile.setState(Status.OCCUPIED, train);
 			} else tile.free();
 		}
@@ -746,8 +746,8 @@ public class Route extends BaseClass {
 	
 	public boolean reset() {
 		LOG.debug("{}.reset()",this);
-		
-		// TODO
+		free();
+		train = null;		
 		return true;
 	}
 	

src/main/java/de/srsoftware/web4rail/moving/Train.java

@@ -932,7 +932,11 @@ public class Train extends BaseClass implements Comparable<Train> {
 
 	public Object stopNow() {
 		setSpeed(0);
-		listeners.forEach(listener -> listener.on(Listener.Signal.STOP));
+		listeners.forEach(listener -> listener.on(Listener.Signal.STOP)); // abort PathFinder
+		if (isSet(route)) {
+			route.reset();
+			route = null;
+		}
 		return properties();
 	}
 

src/main/java/de/srsoftware/web4rail/tiles/Contact.java

@@ -85,7 +85,7 @@ public class Contact extends Tile{
 			state = true;
 			if (isSet(timer)) timer.abort();
 			Context context = new Context(this);
-			if (isSet(train)) {
+			if (isSet(train())) {
 				train.contact(this);
 				context.train(train);
 			}