still overhauling class hierarchy

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.srsoftware</groupId>
 	<artifactId>web4rail</artifactId>
-	<version>1.2.0</version>
+	<version>1.2.1</version>
 	<name>Web4Rail</name>
 	<packaging>jar</packaging>
 	<description>Java Model Railway Control</description>

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

@@ -17,6 +17,10 @@ import de.srsoftware.web4rail.moving.Car;
 import de.srsoftware.web4rail.moving.Locomotive;
 import de.srsoftware.web4rail.moving.Train;
 import de.srsoftware.web4rail.tags.Button;
+import de.srsoftware.web4rail.tags.Fieldset;
+import de.srsoftware.web4rail.tags.Form;
+import de.srsoftware.web4rail.tags.Input;
+import de.srsoftware.web4rail.tags.TextArea;
 import de.srsoftware.web4rail.tiles.Block;
 import de.srsoftware.web4rail.tiles.Contact;
 import de.srsoftware.web4rail.tiles.Tile;
@@ -28,6 +32,8 @@ public abstract class BaseClass implements Constants{
 	public static String lengthUnit = DEFAULT_LENGTH_UNIT;
 	private static final char[] HEX_CHARS = "0123456789ABCDEF".toCharArray();
 	protected Id id = null;
+	protected String notes;
+
 	
 	public static class Context {
 		private BaseClass main = null;
@@ -199,20 +205,22 @@ public abstract class BaseClass implements Constants{
 		return button(text,null);
 	}
 	
-	public Map<String,String> contextAction(String action){
+	public String realm() {
-		String realm = REALM_PLAN;
+		if (this instanceof Tile) return REALM_PLAN;
-		if (this instanceof Tile) realm = REALM_PLAN;
+		if (this instanceof Contact) return REALM_CONTACT;
-		if (this instanceof Contact) realm = REALM_CONTACT;
 
-		if (this instanceof Car) realm = REALM_CAR;
+		if (this instanceof Car) return REALM_CAR;
-		if (this instanceof Locomotive) realm = REALM_LOCO;
+		if (this instanceof Locomotive) return REALM_LOCO;
 		
-		if (this instanceof Action) realm = REALM_ACTIONS;
+		if (this instanceof Action) return REALM_ACTIONS;
-		if (this instanceof Condition) realm = REALM_CONDITION;
+		if (this instanceof Condition) return REALM_CONDITION;
-		if (this instanceof Route) realm = REALM_ROUTE;
+		if (this instanceof Route) return REALM_ROUTE;
-		if (this instanceof Train) realm = REALM_TRAIN;
+		if (this instanceof Train) return REALM_TRAIN;
+		return REALM_PLAN;
+	}
 	
-		return Map.of(ACTION,action,CONTEXT,realm+":"+id());
+	public Map<String,String> contextAction(String action){
+		return Map.of(ACTION,action,CONTEXT,realm()+":"+id());
 	}
 	
 	public Id id() {
@@ -229,7 +237,10 @@ public abstract class BaseClass implements Constants{
 	}
 	
 	public JSONObject json() {
-		return new JSONObject().put(ID, id().toString());
+		JSONObject json = new JSONObject();
+		if (isSet(id)) json.put(ID, id().toString());
+		if (isSet(notes) && !notes.isEmpty()) json.put(NOTES, notes);
+		return json;
 	}
 	
 	public Tag link(String tagClass,Object caption) {
@@ -264,7 +275,27 @@ public abstract class BaseClass implements Constants{
 	}
 	
 	public Window properties() {
-		return new Window(getClass().getSimpleName()+"-properties", t("Properties of {}",this));
+		Window win = new Window(getClass().getSimpleName()+"-properties", t("Properties of {}",this));
+
+		Form form = propertyForm();
+		if (form!=null && form.children().size()>2) {
+			new Button(t("Apply"),form).addTo(form).addTo(win);
+		} else win.content(t("This tile ({}) has no editable properties",getClass().getSimpleName()));
+
+		return win;
+	}
+	
+	public Form propertyForm() {		
+		Form form = new Form(getClass().getSimpleName()+"-prop-form");
+		new Input(ACTION, ACTION_UPDATE).hideIn(form);
+		new Input(REALM,realm()).hideIn(form);
+		new Input(ID,id()).hideIn(form);
+		Fieldset fieldset = new Fieldset("Basic properties");
+		fieldset.addTo(form);
+		
+		fieldset = new Fieldset(t("Notes"));
+		new TextArea(NOTES,notes).addTo(fieldset.clazz("notes")).addTo(form);
+		return form;
 	}
 	
 	public Map<String,String> props(Map<String,String> additionalProps){
@@ -288,4 +319,15 @@ public abstract class BaseClass implements Constants{
 	protected static String t(String txt, Object...fills) {
 		return Translation.get(Application.class, txt, fills);
 	}
+
+	protected Object update(HashMap<String, String> params) {
+		if (params.containsKey(NOTES)) notes = params.get(NOTES).trim();
+		return this;
+	}
+
+	public BaseClass load(JSONObject json) {
+		if (json.has(ID)) id = Id.from(json);
+		if (json.has(NOTES)) notes = json.getString(NOTES);
+		return this;
+	}
 }

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

@@ -69,10 +69,7 @@ public class PathFinder extends BaseClass{
 				} else {
 					LOG.debug("{}- Candidate: {}",inset,routeCandidate.shortName());
 					Context forwardContext = new Context(train);
-					forwardContext
+					forwardContext.block(routeCandidate.endBlock()).route(null);
-						.block(routeCandidate.endBlock())
-						.direction(routeCandidate.endDirection)
-						.route(null);
 					visitedRoutes.add(routeCandidate);
 					TreeMap<Integer, List<Route>> forwardRoutes = availableRoutes(forwardContext,visitedRoutes);
 					visitedRoutes.remove(routeCandidate);

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

@@ -920,7 +920,8 @@ public class Plan extends BaseClass{
 	 * @return
 	 * @throws IOException
 	 */
-	private Object update(HashMap<String, String> params) throws IOException {
+	protected Object update(HashMap<String, String> params) {
+		super.update(params);
 		Tile tile = get(Id.from(params),true);
 		if (isSet(tile)) return tile.update(params);
 		

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

@@ -780,7 +780,7 @@ public class Route extends BaseClass implements Comparable<Route>{
 		return this;
 	}
 
-	public Object update(HashMap<String, String> params,Plan plan) {
+	protected Object update(HashMap<String, String> params,Plan plan) {
 		LOG.debug("update({})",params);
 		String name = params.get(NAME);
 		if (isSet(name)) name(name);

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

@@ -65,5 +65,4 @@ public class DetermineTrainInBlock extends Action {
 		if (isSet(blockId)) block = Block.get(blockId);
 		return properties(params);
 	}
-
 }

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

@@ -28,7 +28,6 @@ import de.srsoftware.web4rail.tags.Form;
 import de.srsoftware.web4rail.tags.Input;
 import de.srsoftware.web4rail.tags.Label;
 import de.srsoftware.web4rail.tags.Table;
-import de.srsoftware.web4rail.tags.TextArea;
 
 public class Car extends BaseClass implements Comparable<Car>{
 	protected static final Logger LOG = LoggerFactory.getLogger(Car.class);
@@ -47,7 +46,6 @@ public class Car extends BaseClass implements Comparable<Car>{
 	private Train train;
 	protected Plan plan;
 	protected int maxSpeed = 0;
-	private String notes;
 	
 	public Car(String name) {
 		this(name,null);
@@ -102,7 +100,6 @@ public class Car extends BaseClass implements Comparable<Car>{
 		json.put(NAME, name);
 		json.put(LENGTH, length);
 		if (maxSpeed != 0) json.put(MAX_SPEED, maxSpeed);
-		if (isSet(notes) && !notes.isEmpty()) json.put(NOTES, notes);
 		json.put(STOCK_ID, stockId);
 		if (!tags.isEmpty()) json.put(TAGS, tags);
 		return json;
@@ -145,11 +142,10 @@ public class Car extends BaseClass implements Comparable<Car>{
 		file.close();
 	}
 	
-	protected Car load(JSONObject json) {
+	public Car load(JSONObject json) {
-		if (json.has(ID)) id = Id.from(json);
+		super.load(json);
 		if (json.has(LENGTH)) length = json.getInt(LENGTH);
 		if (json.has(MAX_SPEED)) maxSpeed = json.getInt(MAX_SPEED);
-		if (json.has(NOTES)) notes = json.getString(NOTES);
 		if (json.has(STOCK_ID)) stockId = json.getString(STOCK_ID);
 		if (json.has(TAGS)) json.getJSONArray(TAGS).forEach(elem -> { tags.add(elem.toString()); });
 		return this;
@@ -202,32 +198,20 @@ public class Car extends BaseClass implements Comparable<Car>{
 	}
 	
 	public Form propertyForm() {
-		Form form = new Form("car-prop-form");
+		Form form = super.propertyForm();
-		new Input(ACTION, ACTION_UPDATE).hideIn(form);
+		Fieldset fieldset = form.children().stream().filter(tag -> tag instanceof Fieldset).map(tag -> (Fieldset)tag).findFirst().get();
-		new Input(REALM,REALM_CAR).hideIn(form);
+		
-		new Input(ID,id()).hideIn(form);
-		Fieldset fieldset = new Fieldset("Basic properties");
 		new Input(NAME,name).addTo(new Label(t("Name")+NBSP)).addTo(fieldset);
 		new Input(STOCK_ID,stockId).addTo(new Label(t("Stock ID")+NBSP)).addTo(fieldset);
 		new Input(LENGTH,length).attr("type", "number").addTo(new Label(t("Length")+NBSP)).content(NBSP+lengthUnit).addTo(fieldset);
 		new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)).addTo(fieldset);
 		new Input(MAX_SPEED, maxSpeed).numeric().addTo(new Label(t("Maximum speed")+":"+NBSP)).content(NBSP+speedUnit).addTo(fieldset);
-		fieldset.addTo(form);
 		
-		fieldset = new Fieldset(t("Notes"));
-		new TextArea(NOTES,notes).addTo(fieldset.clazz("notes")).addTo(form);
 		return form;
 	}
 	
 	public Window properties() {
-		Window win = new Window("car-props", t("Properties of {}",this));
+		Window win = super.properties();
-		
-		Form form = propertyForm();
-		if (form!=null && form.children().size()>2) {
-			new Button(t("Apply"),form).addTo(form).addTo(win);
-		} else {
-			win.content(t("This tile ({}) has no editable properties",getClass().getSimpleName()));
-		}
 		
 		Tag list = new Tag("ul");
 		if (train != null) train.link().addTo(new Tag("li").content(t("Train:")+NBSP)).addTo(list);
@@ -262,9 +246,9 @@ public class Car extends BaseClass implements Comparable<Car>{
 		this.train = train;
 	}
 
-	public Car update(HashMap<String, String> params) {
+	protected Car update(HashMap<String, String> params) {
+		super.update(params);
 		if (params.containsKey(NAME)) name = params.get(NAME).trim();
-		if (params.containsKey(NOTES)) notes = params.get(NOTES).trim();
 		if (params.containsKey(LENGTH)) length = Integer.parseInt(params.get(LENGTH));
 		if (params.containsKey(MAX_SPEED)) maxSpeed  = Integer.parseInt(params.get(MAX_SPEED));
 		if (params.containsKey(STOCK_ID)) stockId  = params.get(STOCK_ID);

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

@@ -220,7 +220,7 @@ public class Locomotive extends Car implements Constants,Device{
 	}
 
 	@Override
-	protected Car load(JSONObject json) {
+	public Car load(JSONObject json) {
 		super.load(json);
 		if (json.has(LOCOMOTIVE)) {
 			JSONObject loco = json.getJSONObject(LOCOMOTIVE);
@@ -353,7 +353,7 @@ public class Locomotive extends Car implements Constants,Device{
 	}
 	
 	@Override
-	public Car update(HashMap<String, String> params) {
+	protected Car update(HashMap<String, String> params) {
 		super.update(params);
 		if (params.containsKey(PROTOCOL)) proto = Protocol.valueOf(params.get(PROTOCOL));
 		if (params.containsKey(ADDRESS)) address = Integer.parseInt(params.get(ADDRESS));

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

@@ -386,7 +386,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 		file.close();
 	}
 
-	private Train load(JSONObject json) {
+	public Train load(JSONObject json) {
 		pushPull = json.getBoolean(PUSH_PULL);
 		if (json.has(DIRECTION)) direction = Direction.valueOf(json.getString(DIRECTION));
 		if (json.has(NAME)) name = json.getString(NAME);
@@ -395,6 +395,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 		if (json.has(BLOCK)) currentBlock = (Block) plan.get(new Id(json.getString(BLOCK)), false).set(this); // do not move this up! during set, other fields will be referenced!
 		for (Object id : json.getJSONArray(CARS)) add(Car.get(id));
 		for (Object id : json.getJSONArray(LOCOS)) add((Locomotive) Car.get(id));
+		super.load(json);
 		return this;
 	}
 	
@@ -504,23 +505,11 @@ public class Train extends BaseClass implements Comparable<Train> {
 	
 	@Override
 	public Window properties() {
-		Window window = new Window("train-properties",t("Properties of {}",this));
+		Window window = super.properties();
 		
-		Locomotive.cockpit(this).addTo(window);
+		window.children().insertElementAt(Locomotive.cockpit(this), 2);
 		
-		Fieldset fieldset = new Fieldset(t("editable train properties"));
+		Fieldset fieldset = new Fieldset(t("other train properties"));
-		Form form = new Form();
-		new Input(ACTION,ACTION_UPDATE).hideIn(form);
-		new Input(REALM,REALM_TRAIN).hideIn(form);
-		new Input(ID,id).hideIn(form);
-		new Input(NAME,name).addTo(form);
-		new Checkbox(PUSH_PULL, t("Push-pull train"), pushPull).addTo(form);
-		new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)).addTo(form);
-		new Button(t("Apply")).addTo(form).addTo(fieldset);
-		
-		fieldset.addTo(window);
-		
-		fieldset = new Fieldset(t("other train properties"));
 		
 		Tag propList = new Tag("ul").clazz("proplist");
 		
@@ -562,6 +551,16 @@ public class Train extends BaseClass implements Comparable<Train> {
 		return window;
 	}
 	
+	@Override
+	public Form propertyForm() {
+		Form form = super.propertyForm();
+		Fieldset fieldset = form.children().stream().filter(tag -> tag instanceof Fieldset).map(tag -> (Fieldset)tag).findFirst().get();
+		new Input(NAME,name).addTo(fieldset);
+		new Checkbox(PUSH_PULL, t("Push-pull train"), pushPull).addTo(fieldset);
+		new Input(TAGS,String.join(", ", tags)).addTo(new Label(t("Tags")+NBSP)).addTo(fieldset);
+		return form;
+	}
+
 	public Object quitAutopilot() {
 		if (isSet(nextRoute)) {
 			nextRoute.reset();
@@ -579,10 +578,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 	}
 	
 	public void reserveNext() {
-		Context context = new Context(this)
+		Context context = new Context(this).route(route).block(route.endBlock());
-				.route(route)
-				.block(route.endBlock())
-				.direction(route.endDirection);
 		Route nextRoute = PathFinder.chooseRoute(context);
 		if (isNull(nextRoute)) return;
 		
@@ -794,7 +790,7 @@ public class Train extends BaseClass implements Comparable<Train> {
 		return properties();
 	}
 
-	public Train update(HashMap<String, String> params) {
+	protected Train update(HashMap<String, String> params) {
 		LOG.debug("update({})",params);
 		pushPull = params.containsKey(PUSH_PULL) && params.get(PUSH_PULL).equals("on");
 		if (params.containsKey(NAME)) name = params.get(NAME);

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

@@ -199,8 +199,7 @@ public abstract class Block extends StretchableTile implements Comparable<Block>
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
-		super.load(json);
 		name = json.has(NAME) ? json.getString(NAME) : "Block";
 		turnAllowed = json.has(ALLOW_TURN) && json.getBoolean(ALLOW_TURN);
 		if (json.has(WAIT_TIMES)) {
@@ -210,7 +209,7 @@ public abstract class Block extends StretchableTile implements Comparable<Block>
 				if (object instanceof JSONObject) waitTimes.add(new WaitTime(null).load((JSONObject) object));
 			});
 		}
-		return this;
+		return super.load(json);
 	}
 	
 	@Override
@@ -345,7 +344,7 @@ public abstract class Block extends StretchableTile implements Comparable<Block>
 	}
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {		
+	public Tile update(HashMap<String, String> params) {		
 		if (params.containsKey(NAME)) name=params.get(NAME);
 		if (params.containsKey(Train.class.getSimpleName())) {
 			Id trainId = Id.from(params,Train.class.getSimpleName());

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

@@ -46,7 +46,7 @@ public abstract class Bridge extends Tile {
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
 		if (json.has(COUNTERPART)) {
 			new Thread() {
 				@Override

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

@@ -117,11 +117,10 @@ public class Contact extends Tile{
 
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
-		super.load(json);
 		if (json.has(ADDRESS)) addr(json.getInt(ADDRESS));
 		if (json.has(REALM_ACTIONS)) actions = ActionList.load(json.getJSONArray(REALM_ACTIONS));
-		return this;
+		return super.load(json);
 	}
 	
 	@Override
@@ -213,7 +212,7 @@ public class Contact extends Tile{
 		return true;
 	}
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		if (params.containsKey(ADDRESS)) addr(Integer.parseInt(params.get(ADDRESS)));
 		return super.update(params);
 	}

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

@@ -109,7 +109,7 @@ public class Relay extends Tile implements Device{
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
 		if (json.has(ADDRESS)) address = json.getInt(ADDRESS);
 		if (json.has(PORT_A)) portA = json.getInt(PORT_A);
 		if (json.has(PORT_B)) portB = json.getInt(PORT_B);
@@ -227,7 +227,7 @@ public class Relay extends Tile implements Device{
 	}
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		if (params.containsKey(PROTOCOL)) protocol = Protocol.valueOf(params.get(PROTOCOL));
 		if (params.containsKey(ADDRESS)) address = Integer.parseInt(params.get(ADDRESS));
 		if (params.containsKey(PORT_A)) portA = Integer.parseInt(params.get(PORT_A));

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

@@ -1,6 +1,5 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map.Entry;
 
@@ -30,10 +29,9 @@ public abstract class StretchableTile extends Tile {
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
-		super.load(json);
 		if (json.has(STRETCH_LENGTH)) stretch = json.getInt(STRETCH_LENGTH);
-		return this;
+		return super.load(json);
 	}
 	
 	@Override
@@ -61,7 +59,7 @@ public abstract class StretchableTile extends Tile {
 	protected abstract String stretchType();
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		for (Entry<String, String> entry : params.entrySet()) {
 			switch (entry.getKey()) {
 				case STRETCH_LENGTH:

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

@@ -25,10 +25,9 @@ public class TextDisplay extends StretchableTile {
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
-		super.load(json);
 		if (json.has(TEXT))	text = json.getString(TEXT);
-		return this;
+		return super.load(json);
 	}
 	
 	@Override
@@ -73,7 +72,7 @@ public class TextDisplay extends StretchableTile {
 	}
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		for (Entry<String, String> entry : params.entrySet()) {
 			switch (entry.getKey()) {
 				case TEXT:

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

@@ -169,7 +169,8 @@ public abstract class Tile extends BaseClass{
 		}
 	}
 
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
+		super.load(json);
 		JSONObject pos = json.getJSONObject(POS);
 		x = pos.getInt(X);
 		y = pos.getInt(Y);
@@ -394,7 +395,7 @@ public abstract class Tile extends BaseClass{
 		plan.place(this);
 	}
 
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		LOG.debug("{}.update({})",getClass().getSimpleName(),params);
 		String oneWayDir = params.get("oneway");
 		if (isSet(oneWayDir)) {
@@ -407,7 +408,7 @@ public abstract class Tile extends BaseClass{
 		disabled = "on".equals(params.get(DISABLED));
 		String len = params.get(LENGTH);
 		if (isSet(len)) length(Integer.parseInt(len));
-		plan.stream(tag(null).toString());
+		plan.place(this);
 		return this;
 	}
 	

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

@@ -103,7 +103,7 @@ public abstract class Turnout extends Tile implements Device{
 	}
 	
 	@Override
-	protected Tile load(JSONObject json) throws IOException {
+	public Tile load(JSONObject json) {
 		if (json.has(ADDRESS)) address = json.getInt(ADDRESS);
 		if (json.has(PORT_A)) portA = json.getInt(PORT_A);
 		if (json.has(PORT_B)) portB = json.getInt(PORT_B);
@@ -201,7 +201,7 @@ public abstract class Turnout extends Tile implements Device{
 	}
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		if (params.containsKey(PROTOCOL)) protocol = Protocol.valueOf(params.get(PROTOCOL));
 		if (params.containsKey(ADDRESS)) {
 			int newAddress = Integer.parseInt(params.get(ADDRESS));

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

@@ -50,7 +50,7 @@ public class TurnoutL extends Turnout {
 	}
 		
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		if (params.containsKey(STRAIGHT)) portA = Integer.parseInt(params.get(STRAIGHT));
 		if (params.containsKey(LEFT)) portB = Integer.parseInt(params.get(LEFT));
 		return super.update(params);

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

@@ -51,7 +51,7 @@ public class TurnoutR extends Turnout {
 	}
 	
 	@Override
-	public Tile update(HashMap<String, String> params) throws IOException {
+	public Tile update(HashMap<String, String> params) {
 		if (params.containsKey(STRAIGHT)) portA = Integer.parseInt(params.get(STRAIGHT));
 		if (params.containsKey(RIGHT)) portB = Integer.parseInt(params.get(RIGHT));
 		return super.update(params);