removed "äöü" from error messages.

# Conflicts:
#	app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Tournament.java

app/build.gradle

@@ -26,6 +26,8 @@ dependencies {
     // Use JUnit Jupiter for testing.
     testImplementation 'org.junit.jupiter:junit-jupiter:5.8.1'
 
+    testImplementation 'org.mockito:mockito-core:4.3.+'
+
     // This dependency is used by the application.
     implementation 'com.google.guava:guava:30.1.1-jre'
 
@@ -37,7 +39,9 @@ application {
     mainClass = 'ch.zhaw.projekt2.turnierverwaltung.App'
 }
 
-tasks.named('test') {
+test {
     // Use JUnit Platform for unit tests.
     useJUnitPlatform()
+
+
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/FXController.java

@@ -37,11 +37,6 @@ public abstract class FXController {
         factoryDecorator.addListener(listener);
     }
 
-    protected void removeListener(){
-        tournamentDecorator.removeListener(listener);
-        factoryDecorator.removeListener(listener);
-    }
-
     protected TournamentDecorator getTournamentDecorator() {
         return tournamentDecorator;
     }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Factory.java

@@ -2,22 +2,23 @@ package ch.zhaw.projekt2.turnierverwaltung;
 
 import ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameController;
 import ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameDecorator;
-import ch.zhaw.projekt2.turnierverwaltung.main.tournamentList.TournamentListController;
 import javafx.fxml.FXMLLoader;
-import javafx.scene.layout.BorderPane;
+import javafx.geometry.Insets;
-import javafx.scene.layout.VBox;
+import javafx.scene.control.Label;
+import javafx.scene.layout.*;
+import javafx.scene.paint.Color;
+import javafx.scene.text.Font;
 
 import java.io.IOException;
-import java.net.URL;
 
 public class Factory {
     private TournamentDecorator tournamentDecorator;
     private FileIO fileIO;
-    //TODO save views instead of recreate them.
 
-    public Factory(FileIO fileIO, TournamentDecorator tournamentDecorator){
+    public Factory(FileIO fileIO, TournamentDecorator tournamentDecorator) {
         this.fileIO = fileIO;
         this.tournamentDecorator = tournamentDecorator;
+
     }
 
     public TournamentDecorator getTournamentDecorator() {
@@ -28,7 +29,7 @@ public class Factory {
         this.tournamentDecorator.setTournament(tournament);
     }
 
-    public BorderPane loadMainWindow(){
+    public BorderPane loadMainWindow() {
         FXMLLoader loader = new FXMLLoader(getClass().getResource("mainWindow.fxml"));
         try {
             return loader.load();
@@ -39,25 +40,43 @@ public class Factory {
         return null;
     }
 
-    public void loadTournamentList(BorderPane pane, FactoryDecorator factoryDecorator){
+    public void loadAllViews(FactoryDecorator factoryDecorator, BorderPane pane){
+        for(View view : View.values()){
+            try {
+                view.loadView(tournamentDecorator, fileIO, factoryDecorator, pane);
+            } catch (IOException e) {
+                e.printStackTrace();
+                //TODO Handle and logging.
+            }
+        }
+    }
+
+    public void showTournamentList(BorderPane pane, FactoryDecorator factoryDecorator) {
         tournamentDecorator.setTournament(null);
-        TournamentListController controller = (TournamentListController) setCenterOfBorderPane(pane, getClass().getResource("tournamentList/tournamentList.fxml"), factoryDecorator);
+        setCenterOfBorderPane(pane, View.tournamentList);
     }
 
     //Can be used to Open new Scene in same Stage.
     //This way possible to later give object to Controller
-    public void loadParticipantFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
+    public void showParticipantFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
-        setCenterOfBorderPane(pane, getClass().getResource("participantAddFormular/participantFormular.fxml"), factoryDecorator);
+        setCenterOfBorderPane(pane, View.participantFormular);
     }
 
-    public void loadPlacesFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
+    public void showPlacesFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
-        setCenterOfBorderPane(pane, getClass().getResource("placesAddFormular/PlacesFormular.fxml"), factoryDecorator);
+        setCenterOfBorderPane(pane, View.placesFormular);
     }
 
-    public void loadGameScheduler(BorderPane pane, FactoryDecorator factoryDecorator) {
+    public void showGameScheduler(BorderPane pane, FactoryDecorator factoryDecorator) {
-        setCenterOfBorderPane(pane, getClass().getResource("gameScheduleView/GameSchedule.fxml"), factoryDecorator);
+        setCenterOfBorderPane(pane, View.gameScheduler);
     }
 
+    private void setCenterOfBorderPane(BorderPane pane, View view) {
+        FXController controller = null;
+        pane.setCenter(view.getPane());
+        resetFooter(pane, true);
+    }
+
+
     public GameController loadGameView(VBox box, GameDecorator gameDecorator, FactoryDecorator factoryDecorator) {
         try {
             FXMLLoader loader = new FXMLLoader(getClass().getResource("gameScheduleView/Game.fxml"));
@@ -72,21 +91,69 @@ public class Factory {
         return null;
     }
 
-    private FXController setCenterOfBorderPane(BorderPane pane, URL location, FactoryDecorator factoryDecorator) {
+    public void printMessageToFooter(BorderPane pane, String msg, boolean error) {
-        FXController controller = null;
+        VBox bottom = (VBox) pane.getBottom();
-        try {
+        Label label = new Label();
-            FXMLLoader loader = new FXMLLoader(location);
+        VBox innerVbox;
-            pane.setCenter(loader.load());
+        label.setText(msg);
-            controller = loader.getController();
+
-            controller.setup(tournamentDecorator, fileIO, factoryDecorator, pane);
+        if (error) {
-        } catch (IOException e) {
+            innerVbox = (VBox) bottom.getChildren().get(0);
-            e.printStackTrace();
+            resetFooter(pane, true);
-            //TODO handle and logging?
+            label.setTextFill(Color.RED);
-        }
+            label.setFont(new Font(20));
-        return controller;
+            innerVbox.setBorder(new Border(new BorderStroke(Color.valueOf("#FF0000"), BorderStrokeStyle.SOLID, CornerRadii.EMPTY, BorderWidths.DEFAULT)));
+            innerVbox.getChildren().add(label);
+
+        } else {
+            innerVbox = (VBox) bottom.getChildren().get(1);
+            resetFooter(pane,false);
+            label.setTextFill(Color.GREEN);
+            label.setFont(new Font(10));
+            label.setPadding(new Insets(0,10,0,0));
+            innerVbox.getChildren().add(label);
+
         }
 
 
+    }
 
+    public void resetFooter(BorderPane pane,boolean error) {
+        VBox bottom = (VBox) pane.getBottom();
+        VBox vBox;
+        if (error) {
+            vBox = (VBox) bottom.getChildren().get(0);
+        } else {
+            vBox = (VBox) bottom.getChildren().get(1);
+        }
+        vBox.getChildren().clear();
+        vBox.setBorder(null);
+    }
+
+    public enum View {
+        tournamentList("tournamentList/tournamentList.fxml"),
+        participantFormular("participantAddFormular/participantFormular.fxml"),
+        placesFormular("placesAddFormular/PlacesFormular.fxml"),
+        gameScheduler("gameScheduleView/GameSchedule.fxml");
+
+        private String fxmlFileName;
+        private Pane pane;
+
+        private View(String fxmlFileName) {
+            this.fxmlFileName = fxmlFileName;
+        }
+
+        public Pane getPane() {
+            return pane;
+        }
+
+        public void loadView(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, BorderPane borderPane) throws IOException {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource(fxmlFileName));
+            this.pane = loader.load();
+            FXController controller = loader.getController();
+            controller.setup(tournamentDecorator, fileIO, factoryDecorator, borderPane);
+        }
+
+    }
 
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/FactoryDecorator.java

@@ -3,7 +3,6 @@ package ch.zhaw.projekt2.turnierverwaltung;
 import ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameController;
 import ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameDecorator;
 import javafx.geometry.Pos;
-import javafx.scene.Node;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.HBox;
 import javafx.scene.layout.Pane;
@@ -52,36 +51,40 @@ public class FactoryDecorator implements IsObservable{
         try {
             factory.setTournament(fileIO.loadTournament(tournamentFile));
             openScheduleView();
-        } catch (IOException e) {
+            clearMessage(false);
-            e.printStackTrace();
+        } catch (IOException | ClassNotFoundException e) {
-        } catch (ClassNotFoundException e) {
             e.printStackTrace();
+            printMessageToFooter("Fehler beim lesen der Datei.", true);
         }  //TODO handle and logging
     }
 
     public void openTournamentList() {
-        factory.loadTournamentList((BorderPane) pane, this);
+        factory.showTournamentList((BorderPane) pane, this);
         informListener();
     }
 
     public void openParticipantFormular() {
-        factory.loadParticipantFormular((BorderPane) pane, this);
+        factory.showParticipantFormular((BorderPane) pane, this);
         informListener();
     }
 
     public void openPlacesFormular() {
-        factory.loadPlacesFormular((BorderPane) pane, this);
+        factory.showPlacesFormular((BorderPane) pane, this);
         informListener();
     }
 
     public void openScheduleView() {
-        factory.loadGameScheduler((BorderPane) pane, this);
+        factory.showGameScheduler((BorderPane) pane, this);
         informListener();
     }
 
     public void loadGameList(HBox hBoxCenter, TournamentDecorator tournamentDecorator, boolean treeView) {
         hBoxCenter.getChildren().clear();
 
+        if(tournamentDecorator.getTournament() == null){
+            return;
+        }
+
         List<List<Game>> gameList = tournamentDecorator.getTournament().getGameList();
 
         List<GameDecorator> gameDecoratorsList = new ArrayList<>();
@@ -158,6 +161,13 @@ public class FactoryDecorator implements IsObservable{
         return factory.loadGameView(vBox ,gameDecorator, this);
     }
 
+    public void printMessageToFooter(String msg, boolean error) {
+        factory.printMessageToFooter((BorderPane) pane,msg,error);
+    }
+
+    public void clearMessage(boolean error){
+        factory.resetFooter((BorderPane) pane, error);
+    }
 
     public void informListener() {
         for(IsObserver observer : listener) {

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Game.java

@@ -19,14 +19,6 @@ public class Game implements Serializable {
         this.previousGame2 = previousGame2;
     }
 
-    public Place getLocation() {
-        return place;
-    }
-
-    public void setLocation(Place place) {
-        this.place = place;
-    }
-
     public int getPoints1() {
         return points1;
     }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Participant.java

@@ -6,4 +6,5 @@ public interface Participant extends Serializable {
     String getName();
     void setName(String name);
     boolean equals(Participant participant);
+    void change(Participant participant);
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Person.java

@@ -4,7 +4,7 @@ import java.io.Serializable;
 
 public class Person implements Serializable {
     private final String NAME_MATCHING_REGEX = "[a-zA-Z]{1,20}";
-    private final String PHONE_MATCHING_REGEX = "[\\+0-9]+";
+    private final String PHONE_MATCHING_REGEX = "[\\+]?[0-9]*";
 
     private String name;
     private String firstName;

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Place.java

@@ -29,4 +29,8 @@ public class Place implements Serializable {
     public boolean equals(Place place){
         return name.equals(place.getName());
     }
+
+    public void change(Place place) {
+        //TODO: If Place gets more developed in future releases
+    }
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Player.java

@@ -9,7 +9,7 @@ public class Player extends Person implements Participant{
 
     private LocalDate dateOfBirth;
 
-    public Player(String firstName, String name, String phoneNumber, String dateOfBirth) throws InvalidNameException, InvalidPhoneNumberException {
+    public Player(String firstName, String name, String phoneNumber, String dateOfBirth) throws InvalidNameException, InvalidPhoneNumberException, InvalidDateException {
         super(firstName, name, phoneNumber);
         setDateOfBirth(dateOfBirth);
     }
@@ -28,13 +28,46 @@ public class Player extends Person implements Participant{
         }
     }
 
-    public void setDateOfBirth(String dateOfBirth) {
+    public void setDateOfBirth(String dateOfBirth) throws InvalidDateException {
+        if(dateOfBirth.length() > 0) {
             String[] date = dateOfBirth.split("\\.");
+            try{
                 this.dateOfBirth = LocalDate.of(Integer.valueOf(date[2]), Integer.valueOf(date[1]), Integer.valueOf(date[0]));
+            } catch (NumberFormatException | IndexOutOfBoundsException e) {
+                e.printStackTrace();
+                throw new InvalidDateException("Date invalid");
+            }
+
+        } else {
+            dateOfBirth = null;
+        }
+    }
+
+    public void setDateOfBirth(LocalDate dateOfBirth) {
+        this.dateOfBirth = dateOfBirth;
     }
 
     @Override
     public boolean equals(Participant participant) {
         return getClass().equals(participant.getClass()) && toString().toLowerCase().equals(participant.toString().toLowerCase());
     }
+
+    @Override
+    public void change(Participant participant) {
+        Player player = (Player) participant;
+        setDateOfBirth(player.getDateOfBirth());
+        setPhoneNumber(player.getPhoneNumber());
+    }
+
+    public class InvalidDateException extends Exception {
+        public InvalidDateException() {
+            super();
+        }
+
+        public InvalidDateException(String errorMessage) {
+            super(errorMessage);
+        }
+
+    }
+
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Team.java

@@ -27,11 +27,24 @@ public class Team implements Participant {
         this.name = name;
     }
 
+    public void setPlayers(List<Player> players) {
+        this.players = players;
+    }
+
+    public List<Player> getPlayers() {
+        return players;
+    }
+
     @Override
     public boolean equals(Participant participant) {
         return getClass().equals(participant.getClass()) && toString().toLowerCase().equals(participant.toString().toLowerCase());
     }
 
+    @Override
+    public void change(Participant participant) {
+        return;
+    }
+
     public Person getContactPerson() {
         return contactPerson;
     }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/Tournament.java

@@ -3,62 +3,139 @@ package ch.zhaw.projekt2.turnierverwaltung;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
 
-import java.io.File;
 import java.io.Serializable;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.logging.Logger;
 
+
+/**
+ * Class used to represent a single tournament, participants place and games are placed in it
+ * For saving purposes it implements Serializable.
+ */
 public class Tournament implements Serializable {
     private String name;
     private Type type;
-    private List<Participant> participants;
+    private final List<Participant> participants;
-    private List<Place> places;
+    private final List<Place> places;
     private List<List<Game>> gameList;
 
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
 
+
+    /**
+     * Constructor that initializes tournament with the needed parameters name and types, also checks if those
+     * parameters are valid and throws errors if not
+     *
+     * @param name name of the tournament
+     * @param type type of the Tournament, for example KO or Groupphase
+     * @throws InvalidNameException If name contains invalid characters
+     * @throws InvalidTypeException If the Type does not exist
+     */
     public Tournament(String name, Type type) throws InvalidNameException, InvalidTypeException {
         if (!name.matches("[\\w]{1,20}")) {
-            throw new InvalidNameException("Invalid Name entered"); //TODO handle en logging.
+            logger.warning("The entered name is incorrect, Entered name: " + name);
+            throw new InvalidNameException("Invalid Name entered");
         } else if (!Arrays.asList(Type.values()).contains(type)) {
-            throw new InvalidTypeException("Invalid Type selected"); //TODO handle en logging.
+            logger.warning("The given Type is invalid and does not exist, Given Type: " + type);
+            throw new InvalidTypeException("Invalid Type selected");
         }
 
+        logger.fine("Setting up Tournament with name " + name + " and Type " + type);
         setName(name);
         setType(type);
+        logger.fine("Creating needed Lists for participants, places and games");
         participants = new ArrayList<>();
         places = new ArrayList<>();
         gameList = new ArrayList<>();
+        logger.fine("Successfully initialized tournament");
     }
 
-    public void addParticipant(Participant newParticipant) throws ParticipantExistsException {
+    /**
-        participants.removeIf(participant -> participant.equals(newParticipant));
+     * Method used to save new Participant into the tournament, checking if participant already exists and if yes will
+     * edit the already existing participant
+     *
+     * @param newParticipant the Participant to be saved or edited
+     */
+    public void saveParticipant(Participant newParticipant) {
+        logger.fine("Trying to add " + newParticipant + " into the tournament");
+        for (Participant participant : participants) {
+            if (participant.equals(newParticipant)) {
+                logger.fine("matching participant: " + newParticipant +
+                        "found and instead of creating new one this one will be edited");
+                participant.change(newParticipant);
+                return;
+            }
+        }
+        logger.fine("Participant " + newParticipant + " being added to tournament.");
         participants.add(newParticipant);
     }
 
+    /**
+     * Method to remove an existing participant throws error if participant could not be found
+     *
+     * @param participant
+     * @throws ParticipantNotExistsException
+     */
     public void removeParticipant(Participant participant) throws ParticipantNotExistsException {
+        logger.finer("Trying to remove " + participant + " from participants List");
         if (!participants.contains(participant)) {
-            throw new ParticipantNotExistsException("The given Participant is not part of this Tournament");
+            logger.warning("Participant: " + participant + " could not be found");
+            throw new ParticipantNotExistsException("The given Participant (" + participant
+                    + ")is not part of this Tournament");
         }
+        logger.fine("Matching Participant could be found and is removed, participant name: " + participant);
         participants.remove(participant);
     }
 
+    /**
+     * Method to return an Observable List of all current participants
+     *
+     * @return ObservableList containing all current participants
+     */
     public ObservableList<Participant> getParticipants() {
+        logger.finer("Creates Observable list for participants");
         ObservableList<Participant> participantsObservable = FXCollections.observableArrayList();
+        logger.finer("Fills Observable List with all participants");
         participantsObservable.addAll(participants);
+        logger.fine("Returning Observable List containing all participants");
         return participantsObservable;
     }
 
-    public void addPlace(Place newPlace) throws PlaceExistsException {
+    /**
-        places.removeIf(place -> place.equals(newPlace));
+     * Method to add a new Place, also checks if place does already exist.
+     *
+     * @param newPlace to be added in the list of all places
+     */
+    public void savePlace(Place newPlace) {
+        for (Place place : places) {
+            if (place.equals(newPlace)) {
+                place.change(newPlace);
+                return;
+            }
+        }
         places.add(newPlace);
     }
 
+    /**
+     * @param place
+     * @throws PlaceNotExistsException
+     */
     public void removePlace(Place place) throws PlaceNotExistsException {
         if (!places.contains(place)) {
             throw new PlaceNotExistsException("The given Place is not part of this Tournament");
         }
+        logger.fine("removing " + place + "from places");
         places.remove(place);
     }
 
+    /**
+     * Method returns an Observable list of all places
+     *
+     * @return a list of all places
+     */
     public ObservableList<Place> getPlaces() {
         ObservableList<Place> placesObservable = FXCollections.observableArrayList();
         placesObservable.addAll(places);
@@ -67,72 +144,115 @@ public class Tournament implements Serializable {
 
 
     /*
-    creates a complete new GameSchedule
+    Method creates a completely new GameSchedule
      */
     public void createGameSchedule() throws NumberOfParticipantInvalidException {
         gameList = new ArrayList<>();
         if (type == Type.KO) {
             if (numberOfParticipantValid()) {
+                logger.fine("initiates a new calculation of the game schedule");
                 calcGameSchedule();
-                //TODO Logging
             } else {
+                logger.warning("Invalid number of participants only participants 2^n allowed");
                 throw new NumberOfParticipantInvalidException("Can not Create Game Schedule for KO Modus");
-                //TODO Logging
             }
 
 
         } else {
-            //TODO for Type Group
+            logger.warning("In the prototype the only accessible game schedule is the ko modus");
         }
     }
 
+    /**
+     * Method to check if the number of participants is valid, returns true if yes and false if not
+     *
+     * @return boolean that returns if participant is valid
+     */
     private boolean numberOfParticipantValid() {
         double res = Math.log(participants.size()) / Math.log(2);
-        return (res * 10) % 10 == 0 && participants.size() >=4;
+        logger.fine("checks if value is 2^n and returns true if yes");
+        return (res * 10) % 10 == 0 && participants.size() >= 4;
     }
 
+    /**
+     * Method that calculates a new game schedule
+     */
     private void calcGameSchedule() {
+        logger.finer("uses shuffle of Collections to bring all participants in a random order");
         Collections.shuffle(participants);
 
         for (int i = 0; i < (Math.log(participants.size()) / Math.log(2)); i++) {
             List<Game> gameRound = new ArrayList<>();
             if (i == 0) {
                 for (int j = 0; j < participants.size() - 1; j += 2) {
-                    gameRound.add(new Game(participants.get(j), participants.get(j+1)));
+                    gameRound.add(new Game(participants.get(j), participants.get(j + 1)));
                 }
             } else {
-                for (int j = 0; j < (gameList.get(i-1).size()/2); j++) {
+                for (int j = 0; j < (gameList.get(i - 1).size() / 2); j++) {
-                    gameRound.add(new Game(gameList.get(i-1).get(j*2),gameList.get(i-1).get(j*2+1)));
+                    gameRound.add(new Game(gameList.get(i - 1).get(j * 2), gameList.get(i - 1).get(j * 2 + 1)));
                 }
             }
+            logger.fine("Created new game tree");
             gameList.add(gameRound);
         }
 
     }
 
-
+    /**
+     * Getter Method to return the name of the tournament
+     *
+     * @return the name of the tournament
+     */
     public String getName() {
+        logger.fine("Returning the name of the tournament, Name: " + name);
         return name;
     }
 
+    /**
+     * Settermethod for the name of the tournament
+     *
+     * @param name the new name that should be set
+     */
     public void setName(String name) {
         this.name = name;
     }
 
+    /**
+     * Gettermethod to get the type of the tournament
+     *
+     * @return the type of the tournament
+     */
     public Type getType() {
+        logger.fine("Returning the type of the tournament");
         return type;
     }
 
+    /**
+     * Setter Method to set the type of the tournament
+     *
+     * @param type
+     */
     public void setType(Type type) {
+        logger.fine("Setting the type of the tournament to: " + type);
         this.type = type;
     }
 
+    /**
+     * Gettermethod to get the Complete GameList
+     *
+     * @return the complete GameList
+     */
     public List<List<Game>> getGameList() {
+        logger.fine("Returns the complete gameList");
         return gameList;
     }
 
+    /**
+     * Enum for all types of Tournaments
+     * (In the Prototype only the KO-System has full functionality
+     */
     public enum Type {
-        KO("KO-System"), GROUPS("Gruppenspiele");
+        KO("KO-System"); //GROUPS("Gruppenspiele"); //Type GROUPS is not implemented in this prototype.
 
         private String name;
 
@@ -152,6 +272,9 @@ public class Tournament implements Serializable {
         }
     }
 
+    /**
+     * Custom exception thrown when an invalid file is chosen
+     */
     public class InvalidTypeException extends Exception {
         public InvalidTypeException() {
             super();
@@ -163,17 +286,9 @@ public class Tournament implements Serializable {
 
     }
 
-    public class ParticipantExistsException extends Exception {
+    /**
-        public ParticipantExistsException() {
+     * Custom Expeption thrown when a Participant does not exist
-            super();
+     */
-        }
-
-        public ParticipantExistsException(String errorMessage) {
-            super(errorMessage);
-        }
-
-    }
-
     public class ParticipantNotExistsException extends Exception {
         public ParticipantNotExistsException() {
             super();
@@ -185,17 +300,9 @@ public class Tournament implements Serializable {
 
     }
 
-    public class PlaceExistsException extends Exception {
+    /**
-        public PlaceExistsException() {
+     * Custom Exception thrown when a Place does not exist
-            super();
+     */
-        }
-
-        public PlaceExistsException(String errorMessage) {
-            super(errorMessage);
-        }
-
-    }
-
     public class PlaceNotExistsException extends Exception {
         public PlaceNotExistsException() {
             super();
@@ -207,6 +314,9 @@ public class Tournament implements Serializable {
 
     }
 
+    /**
+     * Custom Exception thrown when the number of participants is not valid
+     */
     public class NumberOfParticipantInvalidException extends Exception {
         public NumberOfParticipantInvalidException() {
             super();

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/TournamentDecorator.java

@@ -1,17 +1,21 @@
 package ch.zhaw.projekt2.turnierverwaltung;
 
+import javafx.application.Platform;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
 
 public class TournamentDecorator implements IsObservable{
     private Tournament tournament;
     private FileIO fileIO;
     private List<IsObserver> listener = new ArrayList<>();
     private ExecutorService executorService;
+    private FactoryDecorator factoryDecorator;
 
     public TournamentDecorator(FileIO fileIO){
         setFileIO(fileIO);
@@ -24,7 +28,11 @@ public class TournamentDecorator implements IsObservable{
                 }
             }
         });
-        executorService = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
+        executorService = Executors.newFixedThreadPool(1);
+    }
+
+    public void setFactoryDecorator(FactoryDecorator factoryDecorator) {
+        this.factoryDecorator = factoryDecorator;
     }
 
     public void setFileIO(FileIO fileIO) {
@@ -52,81 +60,112 @@ public class TournamentDecorator implements IsObservable{
 
     public void saveTournament(){
         executorService.execute(new saveTask());
+        factoryDecorator.clearMessage(false);
+        factoryDecorator.printMessageToFooter("Zuletzt gespeichert: " + new Date().toString(),false);
     }
 
 
 
     public void createTournament(String name, Tournament.Type type){
-        if(fileIO.tournamentExists(name)){
+
-            System.out.println("Tournament with same name exists already.");
-            return; //TODO handle and logging
-        }
         try {
+            if(fileIO.tournamentExists(name)){
+                //TODO:Logger
+                factoryDecorator.printMessageToFooter("Turniername existiert bereits",true);
+                return;
+            }
             Tournament tournament = new Tournament(name, type);
             fileIO.saveTournament(tournament);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (InvalidNameException e) {
-            e.printStackTrace(); //TODO handle and logging
+            e.printStackTrace();
+            //TODO: Logger
+            factoryDecorator.printMessageToFooter("Invalider Turniername",true);
         } catch (Tournament.InvalidTypeException e) {
-            e.printStackTrace(); //TODO handle and logging
+            e.printStackTrace();
+            //TODO: Logger
+            factoryDecorator.printMessageToFooter("Turniermodus nicht moeglich",true);
+
         } catch (IOException e) {
-            e.printStackTrace(); //TODO handle and logging
+            e.printStackTrace();
+            //TODO: Logger
+            factoryDecorator.printMessageToFooter("Fehler bei Dateizugriff",true);
         }
+
     }
 
     public void deleteTournament(FileIO.TournamentFile tournamentFile){
         try {
             fileIO.deleteTournament(tournamentFile);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (IOException e) {
             e.printStackTrace();  //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Fehler bei Dateizugriff",true);
         }
     }
 
-    public void createNewGameSchedule() throws Tournament.NumberOfParticipantInvalidException {
+    public void createNewGameSchedule() {
+        //TODO: logging
+        try {
             tournament.createGameSchedule();
+            factoryDecorator.clearMessage(true);
+        } catch (Tournament.NumberOfParticipantInvalidException e) {
+            e.printStackTrace();
+            factoryDecorator.printMessageToFooter("Anzahl Teilnehmer muss mindestens 4 betragen und eine Potenz von 2 sein.",true);
+        }
         informListener();
     }
 
     public void savePlayer(String firstName, String name, String phoneNumber, String dateOfBirth){
         try {
-            tournament.addParticipant(new Player(firstName, name, phoneNumber, dateOfBirth));
+            tournament.saveParticipant(new Player(firstName, name, phoneNumber, dateOfBirth));
+            factoryDecorator.clearMessage(true);
             informListener();
-        } catch (Tournament.ParticipantExistsException e) {
-            e.printStackTrace(); //TODO handle and logging
         } catch (InvalidNameException e) {
             e.printStackTrace(); //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Invalider Teilnehmername",true);
         } catch (Person.InvalidPhoneNumberException e) {
             e.printStackTrace(); //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Invalide Telefonnummer",true);
+        } catch (Player.InvalidDateException e) {
+            e.printStackTrace();
+            factoryDecorator.printMessageToFooter("Ungueltiges Geburtsdatum", true);
         }
     }
 
     public void deleteParticipant(Participant participant){
         try {
             tournament.removeParticipant(participant);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (Tournament.ParticipantNotExistsException e) {
             e.printStackTrace(); //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Teilnehmer existiert nicht",true);
+
         }
     }
 
     public void savePlace(String name){
         try {
-            tournament.addPlace(new Place(name));
+            tournament.savePlace(new Place(name));
+            factoryDecorator.clearMessage(true);
             informListener();
-        } catch (Tournament.PlaceExistsException e) {
-            e.printStackTrace(); //TODO handle and logging
         } catch (InvalidNameException e) {
             e.printStackTrace(); //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Invalider Ortsname",true);
         }
     }
 
     public void deletePlace(Place place){
         try {
             tournament.removePlace(place);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (Tournament.PlaceNotExistsException e) {
             e.printStackTrace(); //TODO handle and logging
+            factoryDecorator.printMessageToFooter("Ort existiert nicht",true);
         }
     }
 
@@ -137,6 +176,11 @@ public class TournamentDecorator implements IsObservable{
         }
     }
 
+    public void closeApplication() throws InterruptedException {
+        executorService.shutdown();
+        executorService.awaitTermination(2000, TimeUnit.MILLISECONDS);
+    }
+
     private class saveTask implements Runnable {
 
         @Override
@@ -144,7 +188,10 @@ public class TournamentDecorator implements IsObservable{
             try {
                 fileIO.saveTournament(tournament);
             } catch (IOException e) {
-                e.printStackTrace(); //TODO handle and logging
+                e.printStackTrace();
+                Platform.runLater(() -> {
+                    factoryDecorator.printMessageToFooter("Datenzugriff nicht moeglich",true);
+                });
             }
         }
     }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/MainWindow.java

@@ -5,36 +5,48 @@ import ch.zhaw.projekt2.turnierverwaltung.FactoryDecorator;
 import ch.zhaw.projekt2.turnierverwaltung.FileIO;
 import ch.zhaw.projekt2.turnierverwaltung.TournamentDecorator;
 import javafx.application.Application;
+import javafx.event.EventHandler;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;
 import javafx.scene.layout.BorderPane;
-import javafx.scene.layout.Pane;
 import javafx.stage.Stage;
+import javafx.stage.WindowEvent;
+
+import java.util.logging.Logger;
 
-import java.awt.*;
-import java.io.IOException;
 
 public class MainWindow extends Application {
     private FileIO fileIO = new FileIO(System.getProperty("user.dir") + System.getProperty("file.separator") + "tournierverwaltung_angrynerds");
-    private TournamentDecorator tournamentDecorator = new TournamentDecorator(fileIO);
-    private Factory factory = new Factory(fileIO, tournamentDecorator); //TODO make it private!
     private FactoryDecorator factoryDecorator;
+    private TournamentDecorator tournamentDecorator = new TournamentDecorator(fileIO);
+    private Factory factory = new Factory(fileIO, tournamentDecorator);
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
 
     @Override
     public void start(Stage primaryStage) throws Exception {
-
         BorderPane pane = factory.loadMainWindow();
         factoryDecorator = new FactoryDecorator(fileIO, factory, pane);
+        factory.loadAllViews(factoryDecorator, pane);
+        tournamentDecorator.setFactoryDecorator(factoryDecorator);
         factoryDecorator.openTournamentList();
 
-
         Scene scene = new Scene(pane);
         primaryStage.setScene(scene);
+        primaryStage.setMinHeight(600);
+        primaryStage.setMinWidth(800);
         primaryStage.setMaximized(true);
         primaryStage.setResizable(true);
         primaryStage.setFullScreen(false);
         primaryStage.show();
     }
 
-
+    @Override
+    public void stop() {
+        try {
+            super.stop();
+            tournamentDecorator.closeApplication();
+        } catch (Exception e) {
+            logger.warning("Exception while closing application");
+        }
+    }
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/MainWindowController.java

@@ -1,6 +1,7 @@
 package ch.zhaw.projekt2.turnierverwaltung.main;
 
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
+import javafx.application.Platform;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 
@@ -13,7 +14,7 @@ public class MainWindowController extends FXController {
 
     @FXML
     void closeApplication(ActionEvent event) {
-
+        Platform.exit();
     }
 
     @Override

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/gameScheduleView/AlertNewSchedule.java

@@ -0,0 +1,26 @@
+package ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView;
+
+import javafx.scene.control.Alert;
+import javafx.scene.control.ButtonBar;
+import javafx.scene.control.ButtonType;
+
+public class AlertNewSchedule extends Alert {
+    private ButtonType yesButton = new ButtonType("Ja", ButtonBar.ButtonData.YES);
+    private ButtonType noButton = new ButtonType("Nein", ButtonBar.ButtonData.NO);
+    private boolean result;
+
+    public AlertNewSchedule() {
+        super(AlertType.WARNING);
+        setTitle("Neu erstellen");
+        setHeaderText("Spielplan neu erstellen?");
+        setContentText("Sind Sie sicher, dass Sie den Spielplan neu erstellen moechten?\nAlle Spielfortschritte gehen daraufhin verloren!");
+        getButtonTypes().setAll(yesButton,noButton);
+    }
+
+    public boolean showAndGetResult() {
+        showAndWait().ifPresent(input -> {
+            result = input == yesButton;
+        });
+        return result;
+    }
+}

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/gameScheduleView/GameController.java

@@ -74,7 +74,7 @@ public class GameController extends FXController{
     public void setup(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, Pane pane, GameDecorator gameDecorator) {
         setTournamentDecorator(tournamentDecorator);
         this.gameDecorator = gameDecorator;
-        placesChoiceBox.getSelectionModel().selectedItemProperty().addListener((ObservableValue<? extends Place> observable, Place oldValue, Place newValue) -> saveGamePlace(newValue));
+        placesChoiceBox.getSelectionModel().selectedItemProperty().addListener((ObservableValue<? extends Place> observable, Place oldValue, Place newValue) -> saveGamePlace(newValue == null ? oldValue : newValue));
     }
 
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/gameScheduleView/GameScheduleController.java

@@ -1,7 +1,6 @@
 package ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView;
 
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
-import ch.zhaw.projekt2.turnierverwaltung.Tournament;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
@@ -30,29 +29,28 @@ public class GameScheduleController extends FXController {
 
     @FXML
     void createNewSchedule(ActionEvent event) {
-        try {
+        if (getTournamentDecorator().getTournament().getGameList().size() > 0) {
+            AlertNewSchedule alert = new AlertNewSchedule();
+            if (alert.showAndGetResult()) {
+                getTournamentDecorator().createNewGameSchedule();
+            }
+        } else {
             getTournamentDecorator().createNewGameSchedule();
-        } catch (Tournament.NumberOfParticipantInvalidException e) {
-            //TODO Method in FactoryDecorater to show msg
-            e.printStackTrace();
         }
     }
 
     @FXML
     void openPlacesFormular(ActionEvent event) {
-        removeListener();
         getFactoryDecorator().openPlacesFormular();
     }
 
     @FXML
     void openParticipantFormular(ActionEvent event) {
-        removeListener();
         getFactoryDecorator().openParticipantFormular();
     }
 
     @FXML
     void closeTournament(ActionEvent event) {
-        removeListener();
         getFactoryDecorator().openTournamentList();
     }
 

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/participantAddFormular/ParticipantFormularController.java

@@ -3,6 +3,7 @@ package ch.zhaw.projekt2.turnierverwaltung.main.participantAddFormular;
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
 import ch.zhaw.projekt2.turnierverwaltung.Participant;
 import ch.zhaw.projekt2.turnierverwaltung.Player;
+import ch.zhaw.projekt2.turnierverwaltung.Tournament;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
@@ -79,6 +80,14 @@ public class ParticipantFormularController extends FXController {
     @FXML
     void saveParticipant(ActionEvent event) {
         getTournamentDecorator().savePlayer(firstNameTextField.getText(), participantNameTextField.getText(), phoneNumberTextField.getText(), birthDateTextField.getText());
+        clearFormular();
+    }
+
+    private void clearFormular() {
+        firstNameTextField.clear();
+        participantNameTextField.clear();
+        phoneNumberTextField.clear();
+        birthDateTextField.clear();
     }
 
     @FXML
@@ -89,12 +98,16 @@ public class ParticipantFormularController extends FXController {
 
     @FXML
     void close(ActionEvent event) {
-        removeListener();
         getFactoryDecorator().openScheduleView();
     }
 
     @Override
     public void loadContent() {
-        participantListView.setItems(getTournamentDecorator().getTournament().getParticipants());
+        Tournament tournament = getTournamentDecorator().getTournament();
+        if(tournament != null){
+            participantListView.setItems(tournament.getParticipants());
+        } else {
+            participantListView.getItems().clear();
+        }
     }
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/placesAddFormular/PlacesFormularController.java

@@ -3,6 +3,7 @@ package ch.zhaw.projekt2.turnierverwaltung.main.placesAddFormular;
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
 import ch.zhaw.projekt2.turnierverwaltung.Place;
 import ch.zhaw.projekt2.turnierverwaltung.Player;
+import ch.zhaw.projekt2.turnierverwaltung.Tournament;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
@@ -58,6 +59,11 @@ public class PlacesFormularController extends FXController {
     @FXML
     void savePlace(ActionEvent event) {
         getTournamentDecorator().savePlace(placeNameTextField.getText());
+        clearFormular();
+    }
+
+    private void clearFormular() {
+        placeNameTextField.clear();
     }
 
     @FXML
@@ -68,12 +74,16 @@ public class PlacesFormularController extends FXController {
 
     @FXML
     void close(ActionEvent event) {
-        removeListener();
         getFactoryDecorator().openScheduleView();
     }
 
     @Override
     public void loadContent() {
-        placeListView.setItems(getTournamentDecorator().getTournament().getPlaces());
+        Tournament tournament = getTournamentDecorator().getTournament();
+        if(tournament != null){
+            placeListView.setItems(tournament.getPlaces());
+        } else {
+            placeListView.getItems().clear();
+        }
     }
 }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/tournamentList/AlertDelete.java

@@ -21,9 +21,7 @@ public class AlertDelete extends Alert {
     public boolean showAndGetResult() {
         result = false;
         showAndWait().ifPresent(type -> {
-            if (type == yesButton) {
+            result = type == yesButton;
-                result = true;
-            }
         });
         return result;
     }

app/src/main/java/ch/zhaw/projekt2/turnierverwaltung/main/tournamentList/TournamentListController.java

@@ -2,6 +2,7 @@ package ch.zhaw.projekt2.turnierverwaltung.main.tournamentList;
 
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
 import ch.zhaw.projekt2.turnierverwaltung.FileIO;
+import ch.zhaw.projekt2.turnierverwaltung.InvalidNameException;
 import ch.zhaw.projekt2.turnierverwaltung.Tournament;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
@@ -61,7 +62,6 @@ public class TournamentListController extends FXController {
 
     @FXML
     void openTournament(ActionEvent event) {
-        removeListener();
         FileIO.TournamentFile tournamentFile = tournamentListView.getSelectionModel().getSelectedItems().get(0);
         getFactoryDecorator().openTournament(tournamentFile);
     }

app/src/main/resources/ch/zhaw/projekt2/turnierverwaltung/MainWindow.fxml

@@ -8,7 +8,7 @@
 <?import javafx.scene.layout.VBox?>
 <?import javafx.scene.text.Font?>
 
-<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/17" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.MainWindowController">
+<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.MainWindowController">
    <top>
       <VBox alignment="TOP_CENTER" prefHeight="86.0" prefWidth="600.0" BorderPane.alignment="CENTER">
          <children>
@@ -34,4 +34,12 @@
          </children>
       </VBox>
    </top>
+   <bottom>
+      <VBox prefHeight="49.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+         <children>
+            <VBox alignment="CENTER" prefHeight="200.0" prefWidth="100.0" />
+            <VBox alignment="CENTER_RIGHT" prefHeight="200.0" prefWidth="100.0" />
+         </children>
+      </VBox>
+   </bottom>
 </BorderPane>

app/src/main/resources/ch/zhaw/projekt2/turnierverwaltung/gameScheduleView/GameSchedule.fxml

@@ -1,15 +1,29 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<?import javafx.geometry.*?>
+<?import javafx.geometry.Insets?>
-<?import javafx.scene.control.*?>
+<?import javafx.scene.control.Button?>
-<?import javafx.scene.layout.*?>
+<?import javafx.scene.control.CheckBox?>
+<?import javafx.scene.control.ScrollPane?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.HBox?>
 
-<BorderPane maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/11.0.2" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameScheduleController">
+<BorderPane maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView.GameScheduleController">
+   <center>
+      <ScrollPane maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" prefHeight="200.0" prefWidth="200.0" BorderPane.alignment="CENTER">
+         <content>
+            <HBox fx:id="hBoxCenter" maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" prefHeight="324.0" prefWidth="600.0" />
+         </content>
+      </ScrollPane>
+   </center>
    <top>
-      <HBox alignment="TOP_RIGHT" prefHeight="100.0" prefWidth="200.0" BorderPane.alignment="CENTER">
+      <HBox alignment="CENTER_LEFT" prefHeight="100.0" prefWidth="200.0" BorderPane.alignment="CENTER">
          <children>
-            <CheckBox fx:id="treeView" mnemonicParsing="false" onAction="#changeView" selected="true" text="Baumansicht" />
+            <CheckBox fx:id="treeView" mnemonicParsing="false" onAction="#changeView" selected="true" text="Baumansicht">
-            <Button fx:id="createScheduleBtn" mnemonicParsing="false" onAction="#createNewSchedule" text="Create New Game Schedule">
+               <HBox.margin>
+                  <Insets left="20.0" right="20.0" />
+               </HBox.margin>
+            </CheckBox>
+            <Button fx:id="createScheduleBtn" mnemonicParsing="false" onAction="#createNewSchedule" text="Spielplan neu erstellen">
                <HBox.margin>
                   <Insets right="20.0" />
                </HBox.margin>
@@ -24,18 +38,12 @@
                   <Insets right="20.0" />
                </HBox.margin>
             </Button>
-            <Button fx:id="closeTournamentBtn" layoutX="470.0" layoutY="10.0" mnemonicParsing="false" onAction="#closeTournament" text="Close Tournament">
+            <Button fx:id="closeTournamentBtn" mnemonicParsing="false" onAction="#closeTournament" text="Close Tournament">
                <HBox.margin>
                   <Insets right="20.0" />
-               </HBox.margin></Button>
+               </HBox.margin>
+            </Button>
          </children>
       </HBox>
    </top>
-   <center>
-      <ScrollPane maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" prefHeight="200.0" prefWidth="200.0" BorderPane.alignment="CENTER">
-         <content>
-            <HBox fx:id="hBoxCenter" maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" prefHeight="324.0" prefWidth="600.0" />
-         </content>
-      </ScrollPane>
-   </center>
 </BorderPane>

app/src/test/java/ch/zhaw/projekt2/turnierverwaltung/TournamentTest.java

@@ -0,0 +1,147 @@
+package ch.zhaw.projekt2.turnierverwaltung;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+@DisplayName("TournamentTest")
+public class TournamentTest {
+
+    @Nested
+    @DisplayName("KOMode")
+    public class KOMode {
+        private Tournament tournament;
+
+        @BeforeEach
+        void setup() {
+            try {
+                tournament = new Tournament("Name", Tournament.Type.KO);
+            } catch (InvalidNameException e) {
+                e.printStackTrace();
+                fail();
+            } catch (Tournament.InvalidTypeException e) {
+                e.printStackTrace();
+                fail();
+            }
+        }
+
+        @Test
+        @DisplayName("Test invalid instance")
+        void makeInvalidInstance() {
+            assertThrows(InvalidNameException.class, () -> new Tournament(".", Tournament.Type.KO));
+        }
+
+        @Test
+        @DisplayName("Save Participant")
+        void saveParticipantTest() {
+            //Checks if one Participant gets added
+            Participant participantOne = Mockito.mock(Player.class);
+            when(participantOne.equals(any(Participant.class))).thenReturn(false);
+
+            assertEquals(0, tournament.getParticipants().size());
+            tournament.saveParticipant(participantOne);
+            assertEquals(1, tournament.getParticipants().size());
+
+            //Checks if a second Participant gets added
+            Participant participantTwo = Mockito.mock(Player.class);
+            tournament.saveParticipant(participantTwo);
+            assertEquals(2, tournament.getParticipants().size());
+
+            //Checks if a allready added Particpant does not get added
+            when(participantOne.equals(any(Participant.class))).thenReturn(true);
+            tournament.saveParticipant(participantTwo);
+            assertEquals(2, tournament.getParticipants().size());
+
+        }
+
+        @Test
+        @DisplayName("Remove Participant")
+        void removeParticipantTest() {
+            Participant participant = Mockito.mock(Player.class);
+
+            //Checks if Error is thrown if Participant not in list
+            assertThrows(Tournament.ParticipantNotExistsException.class, () -> tournament.removeParticipant(participant));
+
+            //Checks if participant gets removed
+            tournament.saveParticipant(participant);
+            assertEquals(1, tournament.getParticipants().size());
+            try {
+                tournament.removeParticipant(participant);
+                assertEquals(0, tournament.getParticipants().size());
+            } catch (Tournament.ParticipantNotExistsException e) {
+                fail();
+            }
+        }
+
+        @Test
+        @DisplayName("Add Place")
+        void addPlaceTest() {
+            Place place = mock(Place.class);
+            when(place.equals(any(Place.class))).thenReturn(false).thenReturn(true);
+
+            assertEquals(0, tournament.getPlaces().size());
+            tournament.savePlace(place);
+            assertEquals(1, tournament.getPlaces().size());
+            tournament.savePlace(place);
+            assertEquals(2, tournament.getPlaces().size());
+            tournament.savePlace(place);
+            assertEquals(2, tournament.getPlaces().size());
+        }
+
+        @Test
+        @DisplayName("Remove Place")
+        void removePlaceTest() {
+            Place place = mock(Place.class);
+
+            assertThrows(Tournament.PlaceNotExistsException.class, () -> tournament.removePlace(place));
+
+            tournament.savePlace(place);
+            assertEquals(1, tournament.getPlaces().size());
+            try {
+                tournament.removePlace(place);
+                assertEquals(0, tournament.getPlaces().size());
+            } catch (Tournament.PlaceNotExistsException e) {
+                fail();
+            }
+        }
+
+        @Test
+        @DisplayName("Test gameschedule calculation")
+        void calcGameSchedule() {
+            Participant participant = mock(Player.class);
+            when(participant.equals(any(Participant.class))).thenReturn(false);
+
+            //Checks if invalid number of Participants throws error
+            assertThrows(Tournament.NumberOfParticipantInvalidException.class, () -> tournament.createGameSchedule());
+            for (int i = 0; i < 8; i++) {
+                if (i % 4 == 0 && i > 0) {
+                    try {
+                        tournament.createGameSchedule();
+                        assertEquals(2, tournament.getGameList().size());
+                        tournament.saveParticipant(participant);
+                    } catch (Tournament.NumberOfParticipantInvalidException e) {
+                        fail();
+                    }
+
+                } else {
+                    assertThrows(Tournament.NumberOfParticipantInvalidException.class, () -> tournament.createGameSchedule());
+                    tournament.saveParticipant(participant);
+                }
+            }
+            try {
+                tournament.createGameSchedule();
+            } catch (Tournament.NumberOfParticipantInvalidException e) {
+                fail();
+            }
+            assertEquals(3, tournament.getGameList().size());
+        }
+
+    }
+}