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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

@@ -8,8 +8,9 @@ public abstract class FXController {
     FileIO fileIO;
     Pane pane;
     IsObserver listener;
+    LanguageConfigurator languageConfigurator;
 
-    public FXController(){
+    public FXController() {
         listener = new IsObserver() {
             @Override
             public void update() {
@@ -18,30 +19,34 @@ public abstract class FXController {
         };
     }
 
-    public void setup(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, Pane pane){
+    public void setup(LanguageConfigurator languageConfigurator) {
+        this.languageConfigurator = languageConfigurator;
+        shareGUIElementWithLanguageConfigurator();
+    }
+
+    public void setup(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, Pane pane, LanguageConfigurator languageConfigurator) {
         this.tournamentDecorator = tournamentDecorator;
         this.fileIO = fileIO;
         this.factoryDecorator = factoryDecorator;
         this.pane = pane;
+        this.languageConfigurator = languageConfigurator;
+        shareGUIElementWithLanguageConfigurator();
         addListener();
     }
 
+    public abstract void shareGUIElementWithLanguageConfigurator();
+
     public abstract void loadContent();
 
     protected void setTournamentDecorator(TournamentDecorator tournamentDecorator) {
         this.tournamentDecorator = tournamentDecorator;
     }
 
-    public void addListener(){
+    public void addListener() {
         tournamentDecorator.addListener(listener);
         factoryDecorator.addListener(listener);
     }
 
-    protected void removeListener(){
-        tournamentDecorator.removeListener(listener);
-        factoryDecorator.removeListener(listener);
-    }
-
     protected TournamentDecorator getTournamentDecorator() {
         return tournamentDecorator;
     }
@@ -69,4 +74,8 @@ public abstract class FXController {
     protected Pane getPane() {
         return pane;
     }
+
+    protected LanguageConfigurator getLanguageConfigurator() {
+        return languageConfigurator;
+    }
 }

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

@@ -2,22 +2,24 @@ 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.scene.layout.VBox;
+import javafx.geometry.Insets;
+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.
+    private static LanguageConfigurator languageConfigurator;
 
-    public Factory(FileIO fileIO, TournamentDecorator tournamentDecorator){
+    public Factory(FileIO fileIO, TournamentDecorator tournamentDecorator, LanguageConfigurator languageConfigurator) {
         this.fileIO = fileIO;
         this.tournamentDecorator = tournamentDecorator;
+        this.languageConfigurator = languageConfigurator;
     }
 
     public TournamentDecorator getTournamentDecorator() {
@@ -28,10 +30,13 @@ public class Factory {
         this.tournamentDecorator.setTournament(tournament);
     }
 
-    public BorderPane loadMainWindow(){
-        FXMLLoader loader = new FXMLLoader(getClass().getResource("mainWindow.fxml"));
+    public BorderPane loadMainWindow() {
+        FXMLLoader loader = new FXMLLoader(getClass().getResource("MainWindow.fxml"));
         try {
-            return loader.load();
+            BorderPane pane = loader.load();
+            FXController controller = loader.getController();
+            controller.setup(languageConfigurator);
+            return pane;
         } catch (IOException e) {
             e.printStackTrace();
             //TODO handle and logging
@@ -39,31 +44,49 @@ 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) {
-        setCenterOfBorderPane(pane, getClass().getResource("participantAddFormular/participantFormular.fxml"), factoryDecorator);
+    public void showParticipantFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
+        setCenterOfBorderPane(pane, View.participantFormular);
     }
 
-    public void loadPlacesFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
-        setCenterOfBorderPane(pane, getClass().getResource("placesAddFormular/PlacesFormular.fxml"), factoryDecorator);
+    public void showPlacesFormular(BorderPane pane, FactoryDecorator factoryDecorator) {
+        setCenterOfBorderPane(pane, View.placesFormular);
     }
 
-    public void loadGameScheduler(BorderPane pane, FactoryDecorator factoryDecorator) {
-        setCenterOfBorderPane(pane, getClass().getResource("gameScheduleView/GameSchedule.fxml"), factoryDecorator);
+    public void showGameScheduler(BorderPane pane, FactoryDecorator 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"));
             box.getChildren().add(loader.load());
             GameController controller = loader.getController();
-            controller.setup(tournamentDecorator, fileIO, factoryDecorator, box, gameDecorator);
+            controller.setup(tournamentDecorator, fileIO, factoryDecorator, box, gameDecorator, languageConfigurator);
             return controller;
         } catch (IOException e) {
             e.printStackTrace();
@@ -72,21 +95,73 @@ public class Factory {
         return null;
     }
 
-    private FXController setCenterOfBorderPane(BorderPane pane, URL location, FactoryDecorator factoryDecorator) {
-        FXController controller = null;
-        try {
-            FXMLLoader loader = new FXMLLoader(location);
-            pane.setCenter(loader.load());
-            controller = loader.getController();
-            controller.setup(tournamentDecorator, fileIO, factoryDecorator, pane);
-        } catch (IOException e) {
-            e.printStackTrace();
-            //TODO handle and logging?
+    public void printMessageToFooter(BorderPane pane, String msg, boolean error) {
+        VBox bottom = (VBox) pane.getBottom();
+        Label label = new Label();
+        VBox innerVbox;
+        label.setText(msg);
+
+        if (error) {
+            innerVbox = (VBox) bottom.getChildren().get(0);
+            resetFooter(pane, true);
+            label.setTextFill(Color.RED);
+            label.setFont(new Font(20));
+            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);
+
         }
-        return controller;
+
+
     }
 
+    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 LanguageConfigurator getLanguageConfigurator() {
+        return languageConfigurator;
+    }
 
+    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, languageConfigurator);
+        }
+
+    }
 
 }

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 +51,41 @@ public class FactoryDecorator implements IsObservable{
         try {
             factory.setTournament(fileIO.loadTournament(tournamentFile));
             openScheduleView();
-        } catch (IOException e) {
+            clearMessage(false);
+        } catch (IOException | ClassNotFoundException e) {
             e.printStackTrace();
-        } catch (ClassNotFoundException e) {
-            e.printStackTrace();
-        } //TODO handle and logging
+            String msg = factory.getLanguageConfigurator().getSelectedLanguage("IOException");
+            printMessageToFooter(msg, 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 +162,17 @@ 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 LanguageConfigurator getLanguageConfigurator() {
+        return factory.getLanguageConfigurator();
+    }
 
     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/LanguageConfigurator.java

@@ -0,0 +1,196 @@
+package ch.zhaw.projekt2.turnierverwaltung;
+
+import javafx.scene.control.Labeled;
+import javafx.scene.control.MenuItem;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class LanguageConfigurator {
+
+    private Language selectedLanguage;
+    private Map<String,String> germanDictionary;
+    private Map<String,String> englishDictionary;
+    private List<Labeled> labelList;
+    private List<MenuItem> menuItemList;
+
+    public LanguageConfigurator() {
+        selectedLanguage = Language.GERMAN;
+        labelList = new ArrayList<>();
+        menuItemList = new ArrayList<>();
+        germanDictionary = new HashMap<>();
+        englishDictionary = new HashMap<>();
+        setUpDictionaries();
+    }
+
+    private void setUpDictionaries() {
+        //Main
+        germanDictionary.put("menuItemLanguage","Sprache");
+        englishDictionary.put("menuItemLanguage","Language");
+        germanDictionary.put("closeBtn","Beenden");
+        englishDictionary.put("closeBtn","Close");
+        germanDictionary.put("mainTitle","Turnier Manager");
+        englishDictionary.put("mainTitle","Tournament Manager");
+        //Tournamentlist
+        germanDictionary.put("tournamentListTitle","Bestehende Turniere");
+        englishDictionary.put("tournamentListTitle","Existing tournaments");
+        germanDictionary.put("openBtn","Oeffnen");
+        englishDictionary.put("openBtn","Open");
+        germanDictionary.put("deleteBtn","Loeschen");
+        englishDictionary.put("deleteBtn","Delete");
+        germanDictionary.put("newTournamentFormularTitle","Neues Turnier erstellen");
+        englishDictionary.put("newTournamentFormularTitle","Create new tournament");
+        germanDictionary.put("tournamentNameLabel","Turnier Name:");
+        englishDictionary.put("tournamentNameLabel","Tournament Name:");
+        germanDictionary.put("tournamentModLabel","Turnier Modus:");
+        englishDictionary.put("tournamentModLabel","Tournament Mode:");
+        germanDictionary.put("createBtn","Erstellen");
+        englishDictionary.put("createBtn","Create");
+        //PlaceList
+        germanDictionary.put("placeListTitle","Hinzugefuegt");
+        englishDictionary.put("placeListTitle","Added");
+        germanDictionary.put("saveBtn","Speichern");
+        englishDictionary.put("saveBtn","Save");
+        germanDictionary.put("newPlaceTitle","Ort aendern/erstellen");
+        englishDictionary.put("newPlaceTitle","Create/Change Location");
+        germanDictionary.put("placeNameLabel","Ort:");
+        englishDictionary.put("placeNameLabel","Location:");
+        //GameSchedule
+        germanDictionary.put("treeView","Baumansicht");
+        englishDictionary.put("treeView","Treeview");
+        germanDictionary.put("createScheduleBtn","Spielplan erstellen");
+        englishDictionary.put("createScheduleBtn","Create game schedule");
+        germanDictionary.put("editParticipantBtn","Teilnehmer bearbeiten");
+        englishDictionary.put("editParticipantBtn","Edit Participants");
+        germanDictionary.put("editLocBtn","Orte bearbeiten");
+        englishDictionary.put("editLocBtn","Edit Locations");
+        germanDictionary.put("closeTournamentBtn","Turnier schliessen");
+        englishDictionary.put("closeTournamentBtn","Close tournament");
+        //ParticipantFormular
+        germanDictionary.put("participantListTitle","Hinzugefuegt");
+        englishDictionary.put("participantListTitle","Added");
+        germanDictionary.put("newParticipantFormularTitle","Teilnehmer aendern/erstellen");
+        englishDictionary.put("newParticipantFormularTitle","Change/Create Participant");
+        germanDictionary.put("participantNameLabel","Name:");
+        englishDictionary.put("participantNameLabel","Name:");
+        germanDictionary.put("firstNameLabel","Vorname:");
+        englishDictionary.put("firstNameLabel","First Name:");
+        germanDictionary.put("phoneNumberLabel","Telefon:");
+        englishDictionary.put("phoneNumberLabel","Phone:");
+        germanDictionary.put("birthDateLabel","Geb. Datum:");
+        englishDictionary.put("birthDateLabel","Birthdate:");
+        //Game
+        germanDictionary.put("locationLabel","Ort:");
+        englishDictionary.put("locationLabel","Location:");
+        //Error
+        germanDictionary.put("IOException","Fehler beim lesen der Datei");
+        englishDictionary.put("IOException","Could not read file");
+        germanDictionary.put("tournamentExists","Turniername vergeben");
+        englishDictionary.put("tournamentExists","Tournament exists already");
+        germanDictionary.put("invalidName","Name nicht gueltig");
+        englishDictionary.put("invalidName","Name not valid");
+        germanDictionary.put("invalidMode","Modus nicht gueltig");
+        englishDictionary.put("invalidMode","Mode not valid");
+        germanDictionary.put("numberParticipant","Anzahl Spieler muss mindestens 4 sein und eine Potenz von 2");
+        englishDictionary.put("numberParticipant","Number of players must be greater than 3 and power of 2");
+        germanDictionary.put("invalidPhone","Telefonnummer nicht gueltig");
+        englishDictionary.put("invalidPhone","Phonenumber not valid");
+        germanDictionary.put("invalidDate","Geburtsdatum nicht gueltig");
+        englishDictionary.put("invalidDate","Birthdate not valid");
+        germanDictionary.put("participantNotExist","Teilnehmer existiert nicht");
+        englishDictionary.put("participantNotExist","Participant does not exist");
+        germanDictionary.put("placeNotExist","Teilnehmer existiert nicht");
+        englishDictionary.put("placeNotExist","Participant does not exist");
+
+        //SaveMsg
+        germanDictionary.put("save","Zuletzt gespeichert: ");
+        englishDictionary.put("save","Last saved: ");
+
+        //Alert
+        germanDictionary.put("yes","Ja");
+        englishDictionary.put("yes","Yes");
+        germanDictionary.put("no","Nein");
+        englishDictionary.put("no","No");
+        germanDictionary.put("titleDelete","Entfernen");
+        englishDictionary.put("titleDelete","Remove");
+        germanDictionary.put("headerDelete","Turnier entfernen?");
+        englishDictionary.put("headerDelete","Delete Tournament?");
+        germanDictionary.put("contentDelete","Sind Sie sicher, dass sie das Turnier entfernen wollen?\nNach diesem Vorgang kann es nicht wiederhergestellt werden.");
+        englishDictionary.put("contentDelete","Are you shure you want to delete the tournament?\nAfter that there is no way to restore.");
+
+        germanDictionary.put("titleSchedule","Neu erstellen");
+        englishDictionary.put("titleSchedule","Create new");
+        germanDictionary.put("headerSchedule","Spielplan neu erstellen?");
+        englishDictionary.put("headerSchedule","Create new Schedule?");
+        germanDictionary.put("contentSchedule","Sind Sie sicher, dass Sie den Spielplan neu erstellen moechten?\nAlle Spielfortschritte gehen daraufhin verloren!");
+        englishDictionary.put("contentSchedule","Are you shure you want to create a new game schedule?\nAll results will be lost!");
+    }
+
+    public void translateGUI() {
+        String word = "";
+        for (Labeled label : labelList) {
+            switch (selectedLanguage) {
+                case GERMAN -> {
+                    word = germanDictionary.get(label.getId());
+                }
+                case ENGLISH -> {
+                    word = englishDictionary.get(label.getId());
+                }
+            }
+            if(word != null) {
+                label.setText(word);
+            } else {
+                //TODO LOG
+            }
+        }
+
+        for (MenuItem item : menuItemList) {
+            switch (selectedLanguage) {
+                case GERMAN -> {
+                    word = germanDictionary.get(item.getId());
+                }
+                case ENGLISH -> {
+                    word = englishDictionary.get(item.getId());
+                }
+            }
+            if(word != null) {
+                item.setText(word);
+            } else {
+                //TODO LOG
+            }
+        }
+    }
+
+    public void recieveLabel(Labeled label) {
+        if (label != null) {
+            labelList.add(label);
+        }
+    }
+
+    public void recieveMenuItem(MenuItem item) {
+        menuItemList.add(item);
+    }
+
+    public void changeLanguage(Language language) {
+        this.selectedLanguage = language;
+        translateGUI();
+    }
+
+    public String getSelectedLanguage(String getMsg) {
+        String word = "";
+        switch (selectedLanguage) {
+            case GERMAN -> word = germanDictionary.getOrDefault(getMsg,"check Logs");
+            case ENGLISH -> word = englishDictionary.getOrDefault(getMsg,"check Logs");
+        }
+        if (word.equals("check Logs")) {
+            //TODO Log
+        }
+        return word;
+    }
+
+    public enum Language {
+        ENGLISH,GERMAN
+    }
+}

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

@@ -2,8 +2,38 @@ package ch.zhaw.projekt2.turnierverwaltung;
 
 import java.io.Serializable;
 
+/**
+ * Interface that defines the common functionality of a Participant, used by Players and Teams
+ */
 public interface Participant extends Serializable {
+    /**
+     * Method that will be used to get
+     *
+     * @return the name
+     */
     String getName();
-    void setName(String name);
+
+    /**
+     * Method to set a participants name
+     *
+     * @param name to be set
+     * @throws InvalidNameException if the name does not follow the correct format
+     */
+    void setName(String name) throws InvalidNameException;
+
+    /**
+     * Method to compare two participants with each other
+     *
+     * @param participant to be compared to the current instance
+     * @return true if equal, false if not
+     */
     boolean equals(Participant participant);
+
+    /**
+     * Method to  change out participants
+     *
+     * @param participant to be exchanged
+     * @throws Person.InvalidPhoneNumberException if phone number does not follow the correct formatting
+     */
+    void change(Participant participant) throws Person.InvalidPhoneNumberException;
 }

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

@@ -1,56 +1,113 @@
 package ch.zhaw.projekt2.turnierverwaltung;
 
 import java.io.Serializable;
+import java.util.logging.Logger;
 
+/**
+ * Class that represents a person and holds its attributes
+ */
 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;
     private String phoneNumber;
 
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
+
+
+    /**
+     * Constructor to initialize a person, also in charge of checking if name and phone number follow a valid format
+     *
+     * @param firstName   of the new person
+     * @param name        of the new person
+     * @param phoneNumber of the new person
+     * @throws InvalidNameException        thrown when the name or firstname does not follow the valid format
+     * @throws InvalidPhoneNumberException thrown when the number does not follow a valid format
+     */
     public Person(String firstName, String name, String phoneNumber) throws InvalidNameException, InvalidPhoneNumberException {
-        if(!firstName.matches(NAME_MATCHING_REGEX)){
-            throw new InvalidNameException("The First name is Invalid.");
-        } else if(!name.matches(NAME_MATCHING_REGEX)){
-            throw new InvalidNameException("The Last name is Invalid");
-        } else if(!phoneNumber.matches(PHONE_MATCHING_REGEX)){
-            throw new InvalidPhoneNumberException("The entered Phone Number is invalid.");
-        }
+        logger.finer("Trying to initialize a new person with name: " + name + ", first name: "
+                + firstName + ", Phone number: " + phoneNumber);
+
         setFirstName(firstName);
         setName(name);
         setPhoneNumber(phoneNumber);
+        logger.fine("Successfully created a new Person with Name: " + name + ", Firstname: "
+                + firstName + ", Phone number: " + phoneNumber);
     }
 
+    /**
+     * Method to return the name of a Person
+     *
+     * @return the name as String
+     */
     public String getName() {
+        logger.fine("Returning name of:" + name);
         return name;
     }
 
-    public void setName(String name) {
+    /**
+     * Method to set the name of a Person
+     *
+     * @param name of the person to be set
+     */
+    public void setName(String name) throws InvalidNameException {
+        if (!name.matches(NAME_MATCHING_REGEX)) {
+            logger.warning("Name: " + name + ", is not in a valid format");
+            throw new InvalidNameException("The Last name is Invalid");
+        }
+        logger.fine("Setting new name of " + this + " with: " + name);
         this.name = name;
     }
 
     public String getFirstName() {
+        logger.fine("Returning firstname of " + this + "that is: " + firstName);
         return firstName;
     }
 
-    public void setFirstName(String firstName) {
+    /**
+     * Method to set the first name of a Person
+     *
+     * @param firstName the person to be set
+     */
+    public void setFirstName(String firstName) throws InvalidNameException {
+        if (!firstName.matches(NAME_MATCHING_REGEX)) {
+            logger.warning("First name: " + firstName + ", is not in a valid format");
+            throw new InvalidNameException("The First name is Invalid.");
+        }
+        logger.fine("Setting new first name of " + this + " with: " + firstName);
         this.firstName = firstName;
     }
 
+    /**
+     * Method used to get the Phone number of a Person
+     *
+     * @return phone number of the person
+     */
     public String getPhoneNumber() {
+        logger.fine("returning phone number of " + this + "that is: " + phoneNumber);
         return phoneNumber;
     }
 
-    public void setPhoneNumber(String phoneNumber) {
+    /**
+     * Method used to set the Phone number of a Person
+     *
+     * @param phoneNumber to be set
+     */
+    public void setPhoneNumber(String phoneNumber) throws InvalidPhoneNumberException {
+        if (!phoneNumber.matches(PHONE_MATCHING_REGEX)) {
+            logger.warning("Phone number: " + phoneNumber + ", is not in a valid format");
+            throw new InvalidPhoneNumberException("The entered Phone Number is invalid.");
+        }
+        logger.fine("Setting new phone number of " + this + " with: " + phoneNumber);
         this.phoneNumber = phoneNumber;
     }
 
-    public class InvalidPhoneNumberException extends Exception {
-        public InvalidPhoneNumberException() {
-            super();
-        }
+    /**
+     * Exception, that is used when a Phone number is in an invalid format.
+     */
+    public static class InvalidPhoneNumberException extends Exception {
 
         public InvalidPhoneNumberException(String errorMessage) {
             super(errorMessage);
@@ -58,8 +115,13 @@ public class Person implements Serializable {
 
     }
 
+    /**
+     * Overridden toString method to be Return the name in Format "Firstname Name".
+     *
+     * @return Returning the Name in format "Firstname Name" as String
+     */
     @Override
-    public String toString(){
+    public String toString() {
         return firstName + " " + name;
     }
 

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

@@ -1,32 +1,78 @@
 package ch.zhaw.projekt2.turnierverwaltung;
 
 import java.io.Serializable;
+import java.util.logging.Logger;
 
+/**
+ * Class Representing a place that can be set for a game
+ */
 public class Place implements Serializable {
     private final String NAME_MATCHING_REGEX = "[a-zA-Z0-9]{1,20}";
     private String name;
 
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
+
+    /**
+     * Constructor of a place initializes it and checks if name is in valid format
+     *
+     * @param name to be set
+     * @throws InvalidNameException If name is invalid
+     */
     public Place(String name) throws InvalidNameException {
-        if(!name.matches(NAME_MATCHING_REGEX)){
-            throw new InvalidNameException("The Name is Invalid.");
+        if (!name.matches(NAME_MATCHING_REGEX)) {
+            logger.warning("Name: " + name + " does not follow the valid format");
+            throw new InvalidNameException("The Name: " + name + " is in an invalid Format");
         }
+        logger.fine("Name: " + name + " is valid and will be set for the Place");
         setName(name);
     }
 
+    /**
+     * Method to get the Name of the Place as String
+     *
+     * @return name of place as String
+     */
     public String getName() {
+        logger.finer("returning the name: " + name);
         return name;
     }
 
-    public void setName(String name) {
+    /**
+     * Method to set the name of a place
+     *
+     * @param name the name to be set
+     */
+    private void setName(String name) {
+        logger.finer("Setting " + name + " as name of place");
         this.name = name;
     }
 
+    /**
+     * Override of toString to return the name as String when needed
+     *
+     * @return the name of the place as String
+     */
     @Override
-    public String toString(){
+    public String toString() {
         return name;
     }
 
-    public boolean equals(Place place){
+    /**
+     * Override of equals tom compare places with each other
+     *
+     * @param place to be compared with this instance
+     * @return true if equals and false if not equal
+     */
+    public boolean equals(Place place) {
+        logger.fine("Comparing " + place + " with " + this);
         return name.equals(place.getName());
     }
+
+    /**
+     *  Functionality to save more details than the name about a place is not implemented in this prototype,
+     *  so no functionality is set yet to change the place.
+     * @param place to be changed
+     */
+    public void change(Place place) {
+    }
 }

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

@@ -1,40 +1,131 @@
 package ch.zhaw.projekt2.turnierverwaltung;
 
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
+
 import java.time.LocalDate;
 import java.time.format.DateTimeFormatter;
+import java.util.logging.Logger;
 
-public class Player extends Person implements Participant{
+/**
+ * Class Representing a single Player
+ */
+public class Player extends Person implements Participant {
 
     private LocalDate dateOfBirth;
 
-    public Player(String firstName, String name, String phoneNumber, String dateOfBirth) throws InvalidNameException, InvalidPhoneNumberException {
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
+
+    /**
+     * Constructor of player initializes a new player setting sever attributes like firstname, name birthdate usw.
+     * and checking if the format is valid
+     *
+     * @param firstName   the firstname of the player
+     * @param name        the name of the player
+     * @param phoneNumber the phone number of the player
+     * @param dateOfBirth the birthdate of the player
+     * @throws InvalidNameException        thrown when the name or firstname are not in a valid format
+     * @throws InvalidPhoneNumberException thrown when the phone number is not in a valid format
+     */
+    public Player(String firstName, String name, String phoneNumber, String dateOfBirth) throws InvalidNameException, InvalidPhoneNumberException, InvalidDateException {
+
         super(firstName, name, phoneNumber);
+        logger.fine("initialized super of Player with firstname, name and phone number");
+        logger.finer("Setting the date of birth as:" + dateOfBirth);
         setDateOfBirth(dateOfBirth);
+        logger.finer("finished initializing the Player:" + name);
     }
 
+    /**
+     * Method to get the birthday of a player
+     *
+     * @return the birthday of a player
+     */
     public LocalDate getDateOfBirth() {
+        logger.fine("returning the birthday of " + getName());
         return dateOfBirth;
     }
 
-    public String getFormatedDateOfBirth(){
-        try{
+    /**
+     * Method that returns the date of birth formatted in eu way dd.MM.YYYY and as String
+     *
+     * @return String of formatted date
+     */
+    public String getFormattedDateOfBirth() {
+        logger.finer("Trying to get the formatted date");
+        try {
             DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd.MM.yyyy");
+            logger.fine("Returning the formatted birthdate of player: " + getName());
             return dateOfBirth.format(formatter);
         } catch (Exception e) {
-           //todo handle and logging
+            logger.warning("Failed to get formatted date for player " + getName() + "Error: " + e);
+            //TODO handle
             return "";
         }
     }
 
-    public void setDateOfBirth(String dateOfBirth) {
-        String[] date = dateOfBirth.split("\\.");
-        this.dateOfBirth = LocalDate.of(Integer.valueOf(date[2]), Integer.valueOf(date[1]), Integer.valueOf(date[0]));
+
+    /**
+     * Method to set the date of Birth with a String provided.
+     *
+     * @param dateOfBirth to be as a String
+     */
+    public void setDateOfBirth(String dateOfBirth) throws InvalidDateException {
+        logger.finer("Trying to set of birth with the String " + dateOfBirth + " provided");
+        if (dateOfBirth.length() > 0) {
+            String[] date = dateOfBirth.split("\\.");
+            try {
+                this.dateOfBirth = LocalDate.of(Integer.parseInt(date[2]), Integer.parseInt(date[1]), Integer.parseInt(date[0]));
+                logger.fine("Date of birth of" + getName() + " has been set to " + dateOfBirth);
+            } catch (NumberFormatException | IndexOutOfBoundsException e) {
+                e.printStackTrace();
+                logger.warning("Date of birth of " + getName() + " could not be set, leaving at null");
+                throw new InvalidDateException("Date invalid");
+            }
+        } else {
+            logger.warning("Date of birth of " + getName() + " could not be set, leaving at null");
+        }
     }
 
+    /**
+     * Method that sets date of Birth with a LocalDate provided
+     *
+     * @param dateOfBirth parameter given as LocalDate
+     */
+    public void setDateOfBirth(LocalDate dateOfBirth) {
+        logger.fine("Setting date of birth of" + getName() + "with provided LocalDate: " + dateOfBirth);
+        this.dateOfBirth = dateOfBirth;
+    }
+
+    /**
+     * Override of equals method to compare participants against each other
+     *
+     * @param participant to be compared with this instance
+     * @return true if equals, false if not
+     */
     @Override
     public boolean equals(Participant participant) {
-        return getClass().equals(participant.getClass()) && toString().toLowerCase().equals(participant.toString().toLowerCase());
+        logger.fine("Comparing " + participant + " with " + this);
+        return getClass().equals(participant.getClass()) && toString().equalsIgnoreCase(participant.toString());
     }
+
+    /**
+     * Override of the change method to change a Participant with a new one
+     *
+     * @param participant the new participant to be added
+     */
+    @Override
+    public void change(Participant participant) throws InvalidPhoneNumberException {
+        logger.fine("changing the current Player " + this + "with " + participant.getName());
+        Player player = (Player) participant;
+
+        setDateOfBirth(player.getDateOfBirth());
+        setPhoneNumber(player.getPhoneNumber());
+    }
+
+    public static class InvalidDateException extends Exception {
+        public InvalidDateException(String errorMessage) {
+            super(errorMessage);
+        }
+
+    }
+
 }

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

@@ -2,46 +2,129 @@ package ch.zhaw.projekt2.turnierverwaltung;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.logging.Logger;
 
+
+/**
+ * Class Team represents a team that can be added to a tournament
+ * (in the prototype there is no functionality for the team)
+ */
 public class Team implements Participant {
     private String name;
     private List<Player> players;
     private Person contactPerson;
 
-    public Team(String name){
+    private static final Logger logger = Logger.getLogger(FileIO.class.getCanonicalName());
+
+    /**
+     * Constructor to initiate a team, sets its name
+     *
+     * @param name the new name to be set
+     */
+    public Team(String name) {
+        logger.fine("Setting the new  name of the team as: " + name);
         setName(name);
         players = new ArrayList<>();
     }
 
-    public void addPlayer(Player player){
+    /**
+     * Method to add a new player to a team
+     *
+     * @param player new player to be added to a team
+     */
+    public void addPlayer(Player player) {
+        logger.fine("Adding new Player named: " + player + "into the team");
         players.add(player);
     }
 
+    /**
+     * Method to return the name of the team
+     *
+     * @return the name of the team
+     */
     @Override
     public String getName() {
+        logger.fine("Returning the name of the team:" + name);
         return name;
     }
 
+    /**
+     * Method to set the name of a team
+     *
+     * @param name of the team
+     */
     @Override
     public void setName(String name) {
         this.name = name;
     }
 
-    @Override
-    public boolean equals(Participant participant) {
-        return getClass().equals(participant.getClass()) && toString().toLowerCase().equals(participant.toString().toLowerCase());
+    /**
+     * Method that sets a complete List of all players as players of the team
+     *
+     * @param players List of Players to be set
+     */
+    public void setPlayers(List<Player> players) {
+        logger.fine("Inserts Player");
+        this.players = players;
     }
 
+    /**
+     * Method to get the List of all Players in a team
+     *
+     * @return List of all players in team
+     */
+    public List<Player> getPlayers() {
+        logger.fine("Returning List of all players in " + getName());
+        return players;
+    }
+
+    /**
+     * Override of equals Method to compare teams with each other
+     *
+     * @param participant to be compared with this instance
+     * @return true if teams are the same false if not.
+     */
+    @Override
+    public boolean equals(Participant participant) {
+        return getClass().equals(participant.getClass()) && toString().equalsIgnoreCase(participant.toString());
+    }
+
+    /**
+     * Functionality to save a team is not implemented in this prototype, so no functionality is set yet to change the team
+     *
+     * @param participant date object containing new data
+     */
+    @Override
+    public void change(Participant participant) {
+    }
+
+    /**
+     * Method to get the current contact person of a team
+     *
+     * @return the current contact person
+     */
     public Person getContactPerson() {
+        logger.fine("Returning contact Person of team " + getName());
         return contactPerson;
     }
 
+    /**
+     * Method to set a Person as a contact person of a team
+     *
+     * @param contactPerson to be set
+     */
     public void setContactPerson(Person contactPerson) {
+        logger.fine("Setting " + contactPerson + " as a contact Person for team " + getName());
         this.contactPerson = contactPerson;
     }
 
+    /**
+     * Override of toString method, that returns the current name
+     *
+     * @return name in form of a String
+     */
     @Override
-    public String toString(){
+    public String toString() {
         return name;
     }
 }

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

@@ -3,62 +3,140 @@ 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 List<Place> places;
+    private final List<Participant> participants;
+    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) throws Person.InvalidPhoneNumberException {
+        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 to be removed
+     * @throws ParticipantNotExistsException thrown when the participant could not be found
+     */
     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);
     }
 
+    /**
+     * Method that removes a place from the List, also checks if place is in the list
+     * @param place to be removed
+     * @throws PlaceNotExistsException thrown when the place could not be found
+     */
     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);
@@ -67,84 +145,134 @@ 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++) {
-                    gameRound.add(new Game(gameList.get(i-1).get(j*2),gameList.get(i-1).get(j*2+1)));
+                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)));
                 }
             }
+            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;
     }
 
+    /**
+     * Setter method for the name of the tournament
+     *
+     * @param name the new name that should be set
+     */
     public void setName(String name) {
         this.name = name;
     }
 
+    /**
+     * Getter method 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 the type to be set
+     */
     public void setType(Type type) {
+        logger.fine("Setting the type of the tournament to: " + type);
         this.type = type;
     }
 
+    /**
+     * Getter method 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;
+        private final String name;
 
-        private Type(String name) {
+        Type(String name) {
             this.name = name;
         }
 
+        /**
+         * Overridden toString method to return the name
+         * @return the name of the type
+         */
         @Override
         public String toString() {
             return name;
         }
 
+        /**
+         * Method to return an Observable List containing all types
+         *
+         * @return the Observable list with all types
+         */
         public static ObservableList<Type> getObservableList() {
             ObservableList<Type> items = FXCollections.observableArrayList();
             items.addAll(values());
@@ -152,66 +280,40 @@ public class Tournament implements Serializable {
         }
     }
 
-    public class InvalidTypeException extends Exception {
-        public InvalidTypeException() {
-            super();
-        }
-
+    /**
+     * Custom exception thrown when an invalid file is chosen
+     */
+    public static class InvalidTypeException extends Exception {
         public InvalidTypeException(String errorMessage) {
             super(errorMessage);
         }
 
     }
 
-    public class ParticipantExistsException extends Exception {
-        public ParticipantExistsException() {
-            super();
-        }
-
-        public ParticipantExistsException(String errorMessage) {
-            super(errorMessage);
-        }
-
-    }
-
-    public class ParticipantNotExistsException extends Exception {
-        public ParticipantNotExistsException() {
-            super();
-        }
-
+    /**
+     * Custom Exception thrown when a Participant does not exist
+     */
+    public static class ParticipantNotExistsException extends Exception {
         public ParticipantNotExistsException(String errorMessage) {
             super(errorMessage);
         }
 
     }
 
-    public class PlaceExistsException extends Exception {
-        public PlaceExistsException() {
-            super();
-        }
-
-        public PlaceExistsException(String errorMessage) {
-            super(errorMessage);
-        }
-
-    }
-
-    public class PlaceNotExistsException extends Exception {
-        public PlaceNotExistsException() {
-            super();
-        }
-
+    /**
+     * Custom Exception thrown when a Place does not exist
+     */
+    public static class PlaceNotExistsException extends Exception {
         public PlaceNotExistsException(String errorMessage) {
             super(errorMessage);
         }
 
     }
 
-    public class NumberOfParticipantInvalidException extends Exception {
-        public NumberOfParticipantInvalidException() {
-            super();
-        }
-
+    /**
+     * Custom Exception thrown when the number of participants is not valid
+     */
+    public static class NumberOfParticipantInvalidException extends Exception {
         public NumberOfParticipantInvalidException(String msg) {
             super(msg);
         }

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 +60,124 @@ public class TournamentDecorator implements IsObservable{
 
     public void saveTournament(){
         executorService.execute(new saveTask());
+        factoryDecorator.clearMessage(false);
+        String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("save");
+        factoryDecorator.printMessageToFooter(msg + 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
+                String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("tournamentExists");
+                factoryDecorator.printMessageToFooter(msg, 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
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidName");
+            factoryDecorator.printMessageToFooter(msg, true);
         } catch (Tournament.InvalidTypeException e) {
-            e.printStackTrace(); //TODO handle and logging
+            e.printStackTrace();
+            //TODO: Logger
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidMode");
+            factoryDecorator.printMessageToFooter(msg, true);
+
         } catch (IOException e) {
-            e.printStackTrace(); //TODO handle and logging
+            e.printStackTrace();
+            //TODO: Logger
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("IOException");
+            factoryDecorator.printMessageToFooter(msg, true);
         }
+
     }
 
     public void deleteTournament(FileIO.TournamentFile tournamentFile){
         try {
             fileIO.deleteTournament(tournamentFile);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (IOException e) {
             e.printStackTrace();  //TODO handle and logging
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("IOException");
+            factoryDecorator.printMessageToFooter(msg, true);
         }
     }
 
-    public void createNewGameSchedule() throws Tournament.NumberOfParticipantInvalidException {
-        tournament.createGameSchedule();
+    public void createNewGameSchedule() {
+        //TODO: logging
+        try {
+            tournament.createGameSchedule();
+            factoryDecorator.clearMessage(true);
+        } catch (Tournament.NumberOfParticipantInvalidException e) {
+            e.printStackTrace();
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("numberParticipant");
+            factoryDecorator.printMessageToFooter(msg, 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
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidName");
+            factoryDecorator.printMessageToFooter(msg, true);
         } catch (Person.InvalidPhoneNumberException e) {
             e.printStackTrace(); //TODO handle and logging
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidPhone");
+            factoryDecorator.printMessageToFooter(msg, true);
+        } catch (Player.InvalidDateException e) {
+            e.printStackTrace();
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidDate");
+            factoryDecorator.printMessageToFooter(msg, true);
         }
     }
 
     public void deleteParticipant(Participant participant){
         try {
             tournament.removeParticipant(participant);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (Tournament.ParticipantNotExistsException e) {
             e.printStackTrace(); //TODO handle and logging
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("participantNotExist");
+            factoryDecorator.printMessageToFooter(msg, 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
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("invalidName");
+            factoryDecorator.printMessageToFooter(msg, true);
         }
     }
 
     public void deletePlace(Place place){
         try {
             tournament.removePlace(place);
+            factoryDecorator.clearMessage(true);
             informListener();
         } catch (Tournament.PlaceNotExistsException e) {
             e.printStackTrace(); //TODO handle and logging
+            String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("placeNotExist");
+            factoryDecorator.printMessageToFooter(msg, true);
         }
     }
 
@@ -137,6 +188,11 @@ 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 +200,11 @@ public class TournamentDecorator implements IsObservable{
             try {
                 fileIO.saveTournament(tournament);
             } catch (IOException e) {
-                e.printStackTrace(); //TODO handle and logging
+                e.printStackTrace();
+                Platform.runLater(() -> {
+                    String msg = factoryDecorator.getLanguageConfigurator().getSelectedLanguage("IOException");
+                    factoryDecorator.printMessageToFooter(msg, true);
+                });
             }
         }
     }

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

@@ -1,40 +1,51 @@
 package ch.zhaw.projekt2.turnierverwaltung.main;
 
-import ch.zhaw.projekt2.turnierverwaltung.Factory;
-import ch.zhaw.projekt2.turnierverwaltung.FactoryDecorator;
-import ch.zhaw.projekt2.turnierverwaltung.FileIO;
-import ch.zhaw.projekt2.turnierverwaltung.TournamentDecorator;
+import ch.zhaw.projekt2.turnierverwaltung.*;
 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 LanguageConfigurator languageConfigurator = new LanguageConfigurator();
+    private Factory factory = new Factory(fileIO, tournamentDecorator, languageConfigurator);
+    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();
-
+        languageConfigurator.translateGUI();
 
         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

@@ -1,21 +1,49 @@
 package ch.zhaw.projekt2.turnierverwaltung.main;
 
 import ch.zhaw.projekt2.turnierverwaltung.FXController;
+import ch.zhaw.projekt2.turnierverwaltung.LanguageConfigurator;
+import javafx.application.Platform;
 import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
+import javafx.scene.control.Label;
+import javafx.scene.control.Menu;
+import javafx.scene.control.MenuItem;
 
 public class MainWindowController extends FXController {
 
     @FXML
-    void changeLangToGerman(ActionEvent event) {
+    private MenuItem closeBtn;
 
+    @FXML
+    private Label mainTitle;
+
+    @FXML
+    private Menu menuItemLanguage;
+
+    @FXML
+    void changeLangToGerman(ActionEvent event) {
+        getLanguageConfigurator().changeLanguage(LanguageConfigurator.Language.GERMAN);
+    }
+
+    @FXML
+    void changeLangToEnglish(ActionEvent event) {
+        getLanguageConfigurator().changeLanguage(LanguageConfigurator.Language.ENGLISH);
     }
 
     @FXML
     void closeApplication(ActionEvent event) {
-
+        Platform.exit();
     }
 
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(mainTitle);
+        getLanguageConfigurator().recieveMenuItem(closeBtn);
+        getLanguageConfigurator().recieveMenuItem(menuItemLanguage);
+    }
+
+
+
     @Override
     public void loadContent() {
 

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

@@ -0,0 +1,39 @@
+package ch.zhaw.projekt2.turnierverwaltung.main.gameScheduleView;
+
+import ch.zhaw.projekt2.turnierverwaltung.LanguageConfigurator;
+import javafx.scene.control.Alert;
+import javafx.scene.control.ButtonBar;
+import javafx.scene.control.ButtonType;
+
+public class AlertNewSchedule extends Alert {
+    private ButtonType yesButton;
+    private ButtonType noButton;
+    private Boolean result;
+    private String yes;
+    private String no;
+    private String titleDelete;
+    private String headerDelete;
+    private String contentDelete;
+
+    public AlertNewSchedule(LanguageConfigurator languageConfigurator){
+        super(Alert.AlertType.WARNING);
+        yes = languageConfigurator.getSelectedLanguage("yes");
+        no = languageConfigurator.getSelectedLanguage("no");
+        titleDelete = languageConfigurator.getSelectedLanguage("titleSchedule");
+        headerDelete = languageConfigurator.getSelectedLanguage("headerSchedule");
+        contentDelete = languageConfigurator.getSelectedLanguage("contentSchedule");
+        yesButton = new ButtonType(yes, ButtonBar.ButtonData.YES);
+        noButton = new ButtonType(no, ButtonBar.ButtonData.NO);
+        setTitle(titleDelete);
+        setHeaderText(headerDelete);
+        setContentText(contentDelete);
+        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

@@ -32,6 +32,14 @@ public class GameController extends FXController{
     @FXML
     private TextField pointsTeamTwo;
 
+    @FXML
+    private Label locationLabel;
+
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(locationLabel);
+    }
+
     @FXML
     void saveGameResult(Event event) {
         gameDecorator.saveGameResult(pointsTeamOne.getText(), pointsTeamTwo.getText());
@@ -48,6 +56,7 @@ public class GameController extends FXController{
 
     @Override
     public void loadContent() {
+        getLanguageConfigurator().translateGUI();
         participantNameOne.setText(gameDecorator.getParticipantOne());
         participantNameTwo.setText(gameDecorator.getParticipantTwo());
         pointsTeamOne.setText(String.valueOf(gameDecorator.getPoints1()));
@@ -71,10 +80,11 @@ public class GameController extends FXController{
     }
 
 
-    public void setup(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, Pane pane, GameDecorator gameDecorator) {
+    public void setup(TournamentDecorator tournamentDecorator, FileIO fileIO, FactoryDecorator factoryDecorator, Pane pane, GameDecorator gameDecorator,LanguageConfigurator languageConfigurator) {
         setTournamentDecorator(tournamentDecorator);
         this.gameDecorator = gameDecorator;
-        placesChoiceBox.getSelectionModel().selectedItemProperty().addListener((ObservableValue<? extends Place> observable, Place oldValue, Place newValue) -> saveGamePlace(newValue));
+        setup(languageConfigurator);
+        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

@@ -1,11 +1,11 @@
 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;
 import javafx.scene.control.CheckBox;
+import javafx.scene.control.Labeled;
 import javafx.scene.layout.HBox;
 
 public class GameScheduleController extends FXController {
@@ -28,31 +28,39 @@ public class GameScheduleController extends FXController {
     @FXML
     private CheckBox treeView;
 
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(treeView);
+        getLanguageConfigurator().recieveLabel(createScheduleBtn);
+        getLanguageConfigurator().recieveLabel(editParticipantBtn);
+        getLanguageConfigurator().recieveLabel(editLocBtn);
+        getLanguageConfigurator().recieveLabel(closeTournamentBtn);
+    }
+
     @FXML
     void createNewSchedule(ActionEvent event) {
-        try {
+        if (getTournamentDecorator().getTournament().getGameList().size() > 0) {
+            AlertNewSchedule alert = new AlertNewSchedule(getLanguageConfigurator());
+            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;
@@ -67,18 +68,39 @@ public class ParticipantFormularController extends FXController {
     @FXML
     private Button saveBtn;
 
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(participantListTitle);
+        getLanguageConfigurator().recieveLabel(closeBtn);
+        getLanguageConfigurator().recieveLabel(deleteBtn);
+        getLanguageConfigurator().recieveLabel(newParticipantFormularTitle);
+        getLanguageConfigurator().recieveLabel(participantNameLabel);
+        getLanguageConfigurator().recieveLabel(firstNameLabel);
+        getLanguageConfigurator().recieveLabel(phoneNumberLabel);
+        getLanguageConfigurator().recieveLabel(birthDateLabel);
+        getLanguageConfigurator().recieveLabel(saveBtn);
+    }
+
     @FXML
     void changedSelection(MouseEvent event){
         Player participant = (Player) participantListView.getSelectionModel().getSelectedItems().get(0);
         participantNameTextField.setText(participant.getName());
         firstNameTextField.setText(participant.getFirstName());
         phoneNumberTextField.setText(participant.getPhoneNumber());
-        birthDateTextField.setText(participant.getFormatedDateOfBirth());
+        birthDateTextField.setText(participant.getFormattedDateOfBirth());
     }
 
     @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 +111,16 @@ 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;
@@ -10,22 +11,9 @@ import javafx.scene.control.Label;
 import javafx.scene.control.ListView;
 import javafx.scene.control.TextField;
 import javafx.scene.input.MouseEvent;
-import javafx.scene.layout.GridPane;
-import javafx.scene.layout.VBox;
 
 public class PlacesFormularController extends FXController {
 
-    @FXML
-    private Button addBtn;
-
-    @FXML
-    private VBox changeBtn;
-
-    @FXML
-    private GridPane grid;
-
-    @FXML
-    private Label newPlaceFormularTitle;
 
     @FXML
     private Button closeBtn;
@@ -33,6 +21,8 @@ public class PlacesFormularController extends FXController {
     @FXML
     private Button deleteBtn;
 
+    @FXML
+    private Label newPlaceTitle;
 
     @FXML
     private Label placeListTitle;
@@ -49,6 +39,17 @@ public class PlacesFormularController extends FXController {
     @FXML
     private Button saveBtn;
 
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(placeListTitle);
+        getLanguageConfigurator().recieveLabel(newPlaceTitle);
+        getLanguageConfigurator().recieveLabel(placeNameLabel);
+        getLanguageConfigurator().recieveLabel(closeBtn);
+        getLanguageConfigurator().recieveLabel(deleteBtn);
+        getLanguageConfigurator().recieveLabel(saveBtn);
+
+    }
+
     @FXML
     void changedSelection(MouseEvent event){
         Place place = placeListView.getSelectionModel().getSelectedItems().get(0);
@@ -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

@@ -1,29 +1,39 @@
 package ch.zhaw.projekt2.turnierverwaltung.main.tournamentList;
 
+import ch.zhaw.projekt2.turnierverwaltung.LanguageConfigurator;
 import javafx.scene.control.Alert;
 import javafx.scene.control.ButtonBar;
 import javafx.scene.control.ButtonType;
 
 public class AlertDelete extends Alert {
-    ButtonType yesButton = new ButtonType("Ja", ButtonBar.ButtonData.YES);
-    ButtonType noButton = new ButtonType("Nein", ButtonBar.ButtonData.NO);
+    ButtonType yesButton;
+    ButtonType noButton;
     Boolean result;
+    String yes;
+    String no;
+    String titleDelete;
+    String headerDelete;
+    String contentDelete;
 
-    public AlertDelete(String name){
+    public AlertDelete(LanguageConfigurator languageConfigurator){
         super(Alert.AlertType.WARNING);
-        setTitle("Entfernen");
-        setHeaderText("Turnier entfernen?");
-        setContentText("Sind Sie sicher, dass sie das Turnier " + name + " entfernen wollen?\n" +
-                "Nach diesem Vorgang kann es nicht wiederhergestellt werden.");
+        yes = languageConfigurator.getSelectedLanguage("yes");
+        no = languageConfigurator.getSelectedLanguage("no");
+        titleDelete = languageConfigurator.getSelectedLanguage("titleDelete");
+        headerDelete = languageConfigurator.getSelectedLanguage("headerDelete");
+        contentDelete = languageConfigurator.getSelectedLanguage("contentDelete");
+        yesButton = new ButtonType(yes, ButtonBar.ButtonData.YES);
+        noButton = new ButtonType(no, ButtonBar.ButtonData.NO);
+        setTitle(titleDelete);
+        setHeaderText(headerDelete);
+        setContentText(contentDelete);
         getButtonTypes().setAll(yesButton, noButton);
     }
 
     public boolean showAndGetResult() {
         result = false;
         showAndWait().ifPresent(type -> {
-            if (type == yesButton) {
-                result = true;
-            }
+            result = type == yesButton;
         });
         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;
@@ -24,8 +25,6 @@ public class TournamentListController extends FXController {
     @FXML
     private Button createBtn;
 
-    @FXML
-    private GridPane grid;
 
     @FXML
     private ChoiceBox<Tournament.Type> modusChoiceBox;
@@ -54,6 +53,17 @@ public class TournamentListController extends FXController {
     @FXML
     private TextField tournamentNameField;
 
+    @Override
+    public void shareGUIElementWithLanguageConfigurator() {
+        getLanguageConfigurator().recieveLabel(createBtn);
+        getLanguageConfigurator().recieveLabel(newTournamentFormularTitle);
+        getLanguageConfigurator().recieveLabel(openBtn);
+        getLanguageConfigurator().recieveLabel(deleteBtn);
+        getLanguageConfigurator().recieveLabel(tournamentListTitle);
+        getLanguageConfigurator().recieveLabel(tournamentModLabel);
+        getLanguageConfigurator().recieveLabel(tournamentNameLabel);
+    }
+
     @FXML
     void createTournament(ActionEvent event) {
         getTournamentDecorator().createTournament(tournamentNameField.getText(), modusChoiceBox.getValue());
@@ -61,7 +71,6 @@ public class TournamentListController extends FXController {
 
     @FXML
     void openTournament(ActionEvent event) {
-        removeListener();
         FileIO.TournamentFile tournamentFile = tournamentListView.getSelectionModel().getSelectedItems().get(0);
         getFactoryDecorator().openTournament(tournamentFile);
     }
@@ -69,7 +78,7 @@ public class TournamentListController extends FXController {
     @FXML
     void deleteTournament(ActionEvent event) {
         FileIO.TournamentFile tournamentFile = tournamentListView.getSelectionModel().getSelectedItems().get(0);
-        AlertDelete alert = new AlertDelete(tournamentFile.toString());
+        AlertDelete alert = new AlertDelete(getLanguageConfigurator());
         if(alert.showAndGetResult()){
            getTournamentDecorator().deleteTournament(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>
@@ -16,17 +16,18 @@
                <menus>
                   <Menu mnemonicParsing="false" text="Start">
                      <items>
-                        <Menu mnemonicParsing="false" text="Sprache">
+                        <Menu fx:id="menuItemLanguage" mnemonicParsing="false" text="Sprache">
                            <items>
                               <MenuItem mnemonicParsing="false" onAction="#changeLangToGerman" text="Deutsch" />
+                              <MenuItem mnemonicParsing="false" onAction="#changeLangToEnglish" text="English" />
                            </items>
                         </Menu>
-                        <MenuItem mnemonicParsing="false" onAction="#closeApplication" text="Close" />
+                        <MenuItem fx:id="closeBtn" mnemonicParsing="false" onAction="#closeApplication" text="Close" />
                      </items>
                   </Menu>
                </menus>
             </MenuBar>
-            <Label text="Turnier Manager">
+            <Label fx:id="mainTitle" text="Turnier Manager">
                <font>
                   <Font name="System Bold" size="40.0" />
                </font>
@@ -34,4 +35,12 @@
          </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/Game.fxml

@@ -42,7 +42,7 @@
             </HBox>
             <HBox alignment="CENTER" prefHeight="100.0" prefWidth="200.0">
                <children>
-                  <Label text="Ort">
+                  <Label fx:id="locationLabel" text="Ort">
                      <HBox.margin>
                         <Insets right="20.0" />
                      </HBox.margin>

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.scene.control.*?>
-<?import javafx.scene.layout.*?>
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?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" />
-            <Button fx:id="createScheduleBtn" mnemonicParsing="false" onAction="#createNewSchedule" text="Create New Game Schedule">
+            <CheckBox fx:id="treeView" minWidth="100.0" mnemonicParsing="false" onAction="#changeView" selected="true" text="Baumansicht" textOverrun="WORD_ELLIPSIS" wrapText="true">
+               <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/main/resources/ch/zhaw/projekt2/turnierverwaltung/placesAddFormular/PlacesFormular.fxml

@@ -1,11 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<?import javafx.geometry.*?>
-<?import javafx.scene.control.*?>
-<?import javafx.scene.layout.*?>
-<?import javafx.scene.text.*?>
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.control.ListView?>
+<?import javafx.scene.control.Separator?>
+<?import javafx.scene.control.TextField?>
+<?import javafx.scene.layout.ColumnConstraints?>
+<?import javafx.scene.layout.GridPane?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.RowConstraints?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
 
-<HBox alignment="CENTER" VBox.vgrow="ALWAYS" xmlns="http://javafx.com/javafx/11.0.2" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.placesAddFormular.PlacesFormularController">
+<HBox alignment="CENTER" VBox.vgrow="ALWAYS" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ch.zhaw.projekt2.turnierverwaltung.main.placesAddFormular.PlacesFormularController">
    <children>
       <VBox alignment="TOP_CENTER" prefHeight="331.0" prefWidth="308.0" HBox.hgrow="ALWAYS">
          <children>
@@ -48,7 +56,7 @@
       </Separator>
       <VBox fx:id="changeBtn" alignment="TOP_CENTER" prefHeight="331.0" prefWidth="308.0" HBox.hgrow="ALWAYS">
          <children>
-            <Label fx:id="newplaceFormularTitle" text="Ort ändern/erstellen">
+            <Label fx:id="newPlaceTitle" text="Ort ändern/erstellen">
                <font>
                   <Font name="System Bold" size="21.0" />
                </font>

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());
+        }
+
+    }
+}