[BAEL-5774] Update to the class names

javafx/src/main/java/com/baeldung/controller/MainController.java

@@ -0,0 +1,53 @@
+package com.baeldung.controller;
+
+import java.net.URL;
+import java.util.ResourceBundle;
+
+import javafx.fxml.FXML;
+import javafx.fxml.Initializable;
+import javafx.scene.control.Label;
+
+public class MainController implements Initializable {
+
+    private final Logger logger;
+    private final MetricsCollector metrics;
+    private final String appName;
+
+    @FXML
+    private Label statusLabel;
+
+    @FXML
+    private Label appNameLabel;
+
+    public MainController(String name) {
+        this.logger = Logger.getLogger(MainController.class.getName());
+        this.metrics = new MetricsCollector("dashboard-controller");
+        this.appName = name;
+
+        logger.info("DashboardController created");
+        metrics.incrementCounter("controller.instances");
+    }
+
+    @Override
+    public void initialize(URL location, ResourceBundle resources) {
+        this.appNameLabel.setText(this.appName);
+        this.statusLabel.setText("App is ready!");
+        logger.info("UI initialized successfully");
+    }
+
+    // Placeholder classes for demo
+    static class Logger {
+        private final String name;
+        private Logger(String name) { this.name = name; }
+        public static Logger getLogger(String name) { return new Logger(name); }
+        public void info(String msg) { System.out.println("[INFO] " + msg); }
+    }
+
+    static class MetricsCollector {
+        private final String source;
+        public MetricsCollector(String source) { this.source = source; }
+        public void incrementCounter(String key) {
+            System.out.println("Metric incremented: " + key + " (source: " + source + ")");
+        }
+    }
+}

javafx/src/main/java/com/baeldung/controller/ProfileController.java

@@ -0,0 +1,56 @@
+package com.baeldung.controller;
+
+import java.net.URL;
+import java.util.ResourceBundle;
+
+import javafx.fxml.FXML;
+import javafx.fxml.Initializable;
+import javafx.scene.control.Label;
+
+public class ProfileController implements Initializable {
+
+    private final UserService userService;
+    private User currentUser;
+
+    @FXML
+    private Label usernameLabel;
+
+    public ProfileController(UserService userService) {
+        this.userService = userService;
+        this.currentUser = userService.getCurrentUser();
+    }
+
+    @Override
+    public void initialize(URL location, ResourceBundle resources) {
+        usernameLabel.setText("Welcome, " + this.currentUser.getName());
+    }
+
+    // Placeholder classes for demo
+    static class UserService {
+        private final User user;
+
+        UserService() {
+            this.user = new User("Baeldung");
+        }
+
+        public User getCurrentUser() {
+            return this.user;
+        }
+    }
+
+    static class User {
+        private String name;
+
+        public User(String name) {
+            this.name = name;
+        }
+
+        public String getName() {
+            return name;
+        }
+
+        public void setName(String name) {
+            this.name = name;
+        }
+    }
+}

javafx/src/main/resources/status_label.fxml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.StackPane?>
+
+<StackPane xmlns:fx="http://javafx.com/fxml" fx:controller="your.package.YourController">
+    <Label fx:id="statusLabel" text="Loading" />
+</StackPane>