First example to test component solution, renamed projects to neitzelfx.

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/component/example/Address.java

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+package de.neitzel.neitzelfx.component.example;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class Address {
+    private String street;
+    private String city;
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/component/example/ExampleApp.java

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+package de.neitzel.neitzelfx.component.example;
+
+import de.neitzel.neitzelfx.component.ComponentLoader;
+import javafx.application.Application;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+public class ExampleApp extends Application {
+
+    @Override
+    public void start(Stage primaryStage) throws Exception {
+        // Beispielmodel initialisieren
+        Address address = new Address();
+        address.setStreet("Sample Street 1");
+        address.setCity("Sample City");
+
+        Person person = new Person();
+        person.setName("Max Mustermann");
+        person.setAddress(address);
+
+        // ComponentLoader verwenden
+        ComponentLoader loader = new ComponentLoader();
+        Parent root = loader.load(person, "/person.fxml");
+
+        // Scene erstellen und anzeigen
+        Scene scene = new Scene(root);
+        primaryStage.setTitle("ComponentLoader Example");
+        primaryStage.setScene(scene);
+        primaryStage.show();
+    }
+
+    public static void main(String[] args) {
+        launch();
+    }
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/component/example/Main.java

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+package de.neitzel.neitzelfx.component.example;
+
+import de.neitzel.neitzelfx.injectfx.example.JavaFXApp;
+
+/**
+ * Another Main class as workaround when the JavaFX Application ist started without
+ * taking care os Classloader Requirements of JavaFX. (Important when starting from inside NetBeans!)
+ */
+public class Main {
+    /**
+     * Additional main methode to start Application.
+     * @param args Commandline Arguments.
+     */
+    public static void main(String[] args) {
+        ExampleApp.main(args);
+    }
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/component/example/Person.java

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+package de.neitzel.neitzelfx.component.example;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class Person {
+    private String name;
+    private Address address;
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/injectfx/example/JavaFXApp.java

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+package de.neitzel.neitzelfx.injectfx.example;
+
+import javafx.application.Application;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+import java.io.IOException;
+
+public class JavaFXApp extends Application {
+
+	@Override
+	public void start(Stage primaryStage) {
+		try {
+			primaryStage.setTitle("Hello World!");
+			FXMLLoader fxmlLoader = new FXMLLoader(getClass().getResource("MainWindow.fxml"));
+			Parent root = fxmlLoader.load();
+			primaryStage.setScene(new Scene(root));
+			primaryStage.show();
+		} catch (Exception ex) {
+			System.out.println("Exception: " + ex.getMessage());
+			ex.printStackTrace();
+		}
+	}
+
+	public static void main(String[] args) {
+			launch(args);
+	}
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/injectfx/example/Main.java

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+package de.neitzel.neitzelfx.injectfx.example;
+
+/**
+ * Another Main class as workaround when the JavaFX Application ist started without
+ * taking care os Classloader Requirements of JavaFX. (Important when starting from inside NetBeans!)
+ */
+public class Main {
+    /**
+     * Additional main methode to start Application.
+     * @param args Commandline Arguments.
+     */
+    public static void main(String[] args) {
+        JavaFXApp.main(args);
+    }
+}

neitzelfx-example/src/main/java/de/neitzel/neitzelfx/injectfx/example/MainWindow.java

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+package de.neitzel.neitzelfx.injectfx.example;
+
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.fxml.Initializable;
+import javafx.scene.control.TextField;
+
+import java.net.URL;
+import java.util.ResourceBundle;
+
+public class MainWindow implements Initializable {
+
+    private int counter = 0;
+
+    @FXML
+    private TextField textField;
+
+    @Override
+    public void initialize(URL location, ResourceBundle resources) {
+        displayCounter();
+    }
+
+    private void displayCounter() {
+        textField.setText("Click counter: " + counter);
+    }
+
+    @FXML
+    private void onButtonClick(ActionEvent actionEvent) {
+        counter++;
+        displayCounter();
+    }
+}

neitzelfx-example/src/main/resources/address.fxml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.layout.*?>
+<?import javafx.scene.control.*?>
+
+<AnchorPane xmlns="http://javafx.com/javafx"
+            xmlns:fx="http://javafx.com/fxml"
+            xmlns:nfx="http://example.com/nfx"
+            fx:controller="de.neitzel.neitzelfx.component.ComponentController"
+            prefWidth="300" prefHeight="100">
+    <children>
+        <TextField layoutX="10" layoutY="10" prefWidth="280"
+                   nfx:target="street" nfx:direction="bidirectional"/>
+        <TextField layoutX="10" layoutY="50" prefWidth="280"
+                   nfx:target="city" nfx:direction="bidirectional"/>
+    </children>
+</AnchorPane>

neitzelfx-example/src/main/resources/de/neitzel/neitzelfx/injectfx/example/MainWindow.fxml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.*?>
+<?import javafx.scene.layout.*?>
+
+<AnchorPane prefHeight="127.0" prefWidth="209.0" xmlns="http://javafx.com/javafx/17.0.2-ea" xmlns:fx="http://javafx.com/fxml/1" fx:controller="de.neitzel.neitzelfx.injectfx.example.MainWindow">
+   <children>
+      <Button fx:id="button" layoutX="44.0" layoutY="70.0" mnemonicParsing="false" onAction="#onButtonClick" text="Click Me" />
+      <TextField fx:id="textField" layoutX="14.0" layoutY="24.0" />
+   </children>
+</AnchorPane>

neitzelfx-example/src/main/resources/person.fxml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.layout.*?>
+<?import javafx.scene.control.*?>
+
+<AnchorPane xmlns="http://javafx.com/javafx"
+            xmlns:fx="http://javafx.com/fxml"
+            xmlns:nfx="http://example.com/nfx"
+            fx:controller="de.neitzel.neitzelfx.component.ComponentController"
+            prefWidth="300" prefHeight="180">
+    <children>
+        <TextField layoutX="10" layoutY="10" prefWidth="280"
+                   nfx:target="name" nfx:direction="bidirectional"/>
+        <Pane layoutX="10" layoutY="50" prefWidth="280" prefHeight="110"
+              nfx:target="address" nfx:direction="bidirectional"
+              nfx:source="/address.fxml"/>
+    </children>
+</AnchorPane>