URL url2 = new URL("file:/b");
    URLClassLoader classloader = new URLClassLoader(new URL[] {url1, url2}, null);
    assertThat(ClassPath.getClassPathEntries(classloader))
        .containsExactly(new File("/a"), classloader, new File("/b"), classloader);
  }

  @AndroidIncompatible // Android forbids null parent ClassLoader
  public void testClassPathEntries_urlClassLoader_withParent() throws Exception {

        assertTrue(exceptionHandled.get());
    }

    // Test with a custom ClassLoader to simulate class availability
    public void test_hook_withCustomClassLoader() throws Exception {
        // Create a custom ClassLoader that can control class loading behavior
        ClassLoader customClassLoader = new URLClassLoader(new URL[0], null) {
            @Override

            HtmlTagBasedGenerator generator = new HtmlTagBasedGenerator();
            ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
            File outputFile = File.createTempFile("generator_", ".png");

            String imagePath = "thumbnail/600x400.png";
            try (ImageInputStream input = ImageIO.createImageInputStream(classLoader.getResourceAsStream(imagePath))) {
                generator.saveImage(input, outputFile);

                            handlerClass = Class.forName(className);
                        } catch (final Exception ex) {}
                        if (handlerClass == null) {
                            handlerClass = ClassLoader.getSystemClassLoader().loadClass(className);
                        }
                        handler = (URLStreamHandler) handlerClass.newInstance();
                        break;

                            log.debug("Failed to load handler class " + className, ex);
                        }
                        if (handlerClass == null) {
                            handlerClass = ClassLoader.getSystemClassLoader().loadClass(className);
                        }
                        handler = (URLStreamHandler) handlerClass.newInstance();
                        break;

        }

        @Override
        public jakarta.servlet.descriptor.JspConfigDescriptor getJspConfigDescriptor() {
            return null;
        }

        @Override
        public ClassLoader getClassLoader() {
            return null;
        }

        @Override
        public void declareRoles(String... roleNames) {
        }

        @Override

        }

        @Override
        public jakarta.servlet.descriptor.JspConfigDescriptor getJspConfigDescriptor() {
            return null;
        }

        @Override
        public ClassLoader getClassLoader() {
            return null;
        }

        @Override
        public void declareRoles(String... roleNames) {
        }

        @Override

        }

        @Override
        public jakarta.servlet.descriptor.JspConfigDescriptor getJspConfigDescriptor() {
            return null;
        }

        @Override
        public ClassLoader getClassLoader() {
            return getClass().getClassLoader();
        }

        @Override
        public void declareRoles(String... roleNames) {
        }

        @Override