具有可变url的JavaFx文件上的fxml图像

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.image.ImageView?>
<?import javafx.scene.layout.AnchorPane?>

<AnchorPane xmlns:fx="http://javafx.com/fxml" fx:controller="com.example.ImageController">
    <ImageView fx:id="imageView" />
</AnchorPane>

package com.example;

import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.stage.Stage;

public class Main extends Application {

    private ImageView imageView;

    @Override
    public void start(Stage primaryStage) throws Exception {
        FXMLLoader loader = new FXMLLoader(getClass().getResource("image.fxml"));
        Parent root = loader.load();
        
        // 获取ImageView控件的引用
        ImageController controller = loader.getController();
        imageView = controller.getImageView();

        // 初始图像URL
        String initialImageUrl = "https://example.com/image1.jpg";
        setImage(initialImageUrl);

        Scene scene = new Scene(root, 400, 300);
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    // 根据URL设置图像
    private void setImage(String imageUrl) {
        Image image = new Image(imageUrl);
        imageView.setImage(image);
    }

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

package com.example;

import javafx.fxml.FXML;
import javafx.scene.image.ImageView;

public class ImageController {

    @FXML
    private ImageView imageView;

    public ImageView getImageView() {
        return imageView;
    }
}