Added Text Editor in Java

import javafx.application.Application;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.layout.BorderPane;
import java.io.*;
import java.util.Scanner;

public class JavaFXTextEditor extends Application {
    private TextArea textArea;
    private File currentFile;

    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("JavaFX Text Editor");

        textArea = new TextArea();
        textArea.setWrapText(true);

        MenuBar menuBar = createMenuBar();

        BorderPane layout = new BorderPane();
        layout.setTop(menuBar);
        layout.setCenter(textArea);

        Scene scene = new Scene(layout, 800, 600);
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    private MenuBar createMenuBar() {
        MenuBar menuBar = new MenuBar();

        // File menu
        Menu fileMenu = new Menu("File");
        MenuItem newFile = new MenuItem("New");
        MenuItem openFile = new MenuItem("Open");
        MenuItem saveFile = new MenuItem("Save");
        MenuItem exit = new MenuItem("Exit");

        newFile.setOnAction(e -> newFile());
        openFile.setOnAction(e -> openFile());
        saveFile.setOnAction(e -> saveFile());
        exit.setOnAction(e -> System.exit(0));

        fileMenu.getItems().addAll(newFile, openFile, saveFile, new SeparatorMenuItem(), exit);

        menuBar.getMenus().add(fileMenu);

        return menuBar;
    }

    private void newFile() {
        textArea.clear();
        currentFile = null;
    }

    private void openFile() {
        FileChooser fileChooser = new FileChooser();
        fileChooser.getExtensionFilters().add(new FileChooser.ExtensionFilter("Text Files", "*.txt"));
        File selectedFile = fileChooser.showOpenDialog(null);

        if (selectedFile != null) {
            currentFile = selectedFile;
            try {
                Scanner scanner = new Scanner(selectedFile);
                StringBuilder content = new StringBuilder();
                while (scanner.hasNext()) {
                    content.append(scanner.nextLine()).append("\n");
                }
                textArea.setText(content.toString());
                scanner.close();
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }
        }
    }

    private void saveFile() {
        if (currentFile == null) {
            FileChooser fileChooser = new FileChooser();
            fileChooser.getExtensionFilters().add(new FileChooser.ExtensionFilter("Text Files", "*.txt"));
            currentFile = fileChooser.showSaveDialog(null);
        }

        if (currentFile != null) {
            try {
                FileWriter writer = new FileWriter(currentFile);
                writer.write(textArea.getText());
                writer.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}