added action StopAllTrains, added null checks

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.srsoftware</groupId>
 	<artifactId>web4rail</artifactId>
-	<version>0.10.13</version>
+	<version>0.10.14</version>
 	<name>Web4Rail</name>
 	<packaging>jar</packaging>
 	<description>Java Model Railway Control</description>

resources/translations/Application.de.translation

@@ -94,6 +94,7 @@ Setup actions : Aktivierungs-Aktionen
 Signals : Signale
 SOUTH : Süden
 Started {} : {} gestartet
+StopAllTrains : Alle Züge stoppen
 StopAuto : Automatikmodus abschalten
 Straight port\: : Port für gerade
 STRAIGHT : gerade

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

@@ -670,7 +670,7 @@ public class Plan extends BaseClass{
 	
 	public void sensor(int addr, boolean active) {
 		Contact contact = Contact.get(addr);
-		LOG.debug("contact: {}",isSet(contact) ? contact : addr);
+		LOG.debug("contact: {}",isSet(contact) ? addr+" / "+contact : addr);
 		if (contact != null) {
 			contact.activate(active);
 		} else {

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

@@ -361,11 +361,13 @@ public class Route extends BaseClass{
 		Tile lastTile = path.lastElement();
 		if (lastTile instanceof Contact) {
 			lastTile.set(null);
-			train.removeFromTrace(lastTile);
+			if (isSet(train)) train.removeFromTrace(lastTile);
 		}
+		if (isSet(train)) { 
 			train.set(endBlock);
 			train.heading(endDirection.inverse());
 			if (train.route == this) train.route = null;
+		}
 		train = null;
 		triggeredContacts.clear();
 	}

src/main/java/de/srsoftware/web4rail/actions/Action.java

@@ -111,6 +111,7 @@ public abstract class Action extends BaseClass {
 			FinishRoute.class,
 			TriggerContact.class,
 			TurnTrain.class,
+			StopAllTrains.class,
 			StopAuto.class,
 			SetPower.class,
 			SetRelay.class,

src/main/java/de/srsoftware/web4rail/actions/FinishRoute.java

@@ -9,7 +9,7 @@ public class FinishRoute extends Action {
 	@Override
 	public boolean fire(Context context) throws IOException {
 		Route route = context.route;
-		if (route != null) route.finish();
+		if (isSet(route)) route.finish();
 		return true;
 	}
 }

src/main/java/de/srsoftware/web4rail/actions/StopAllTrains.java

@@ -0,0 +1,14 @@
+package de.srsoftware.web4rail.actions;
+
+import java.io.IOException;
+
+import de.srsoftware.web4rail.moving.Train;
+
+public class StopAllTrains extends Action {
+
+	@Override
+	public boolean fire(Context context) throws IOException {
+		Train.list().forEach(train -> train.stopNow());
+		return true;
+	}
+}

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

@@ -44,9 +44,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 	private static final Logger LOG = LoggerFactory.getLogger(Train.class);
 
 	private static final String CAR_ID  = "carId";
-	public  static final String HEAD    = "train_head";
 	public  static final String LOCO_ID = "locoId";
-	public  static final String TAIL    = "train_tile";
 	private static final String TRACE   = "trace";
 	private static final HashMap<Integer, Train> trains = new HashMap<>();
 	
@@ -179,7 +177,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 				}
 			}
 			if (!rt.isFreeFor(this)) { // keine belegten Routen wählen
-				LOG.debug("{} is not free!",rt);
+//				LOG.debug("{} is not free!",rt);
 				continue;
 			}
 			if (!rt.allowed(context)) continue;
@@ -533,7 +531,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 	
 	public static Select selector(Train preselected,Collection<Train> exclude) {
 		if (isNull(exclude)) exclude = new Vector<Train>();
-		Select select = new Select(Train.HEAD);
+		Select select = new Select(Train.class.getSimpleName());
 		new Tag("option").attr("value","0").content(t("unset")).addTo(select);
 		for (Train train : Train.list()) {			
 			if (exclude.contains(train)) continue;
@@ -594,7 +592,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 		return t("Started {}",this);
 	}
 	
-	private Object stopNow() {
+	public Object stopNow() {
 		quitAutopilot();
 		setSpeed(0);
 		if (isSet(route)) route.reset();

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

@@ -90,8 +90,8 @@ public abstract class Block extends StretchableTile{
 	@Override
 	public Tile update(HashMap<String, String> params) throws IOException {		
 		if (params.containsKey(NAME)) name=params.get(NAME);
-		if (params.containsKey(Train.HEAD)) {
-			int trainId = Integer.parseInt(params.get(Train.HEAD));
+		if (params.containsKey(Train.class.getSimpleName())) {
+			int trainId = Integer.parseInt(params.get(Train.class.getSimpleName()));
 			if (trainId == 0) {
 				if (isSet(train)) train.dropTrace();
 				train = null;