assertTrue(exceptionHandled.get());
    }

    // Test with a custom ClassLoader to simulate class availability
    @Test
    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

   * Runs the corresponding {@link FuturesTest} test method in a new classloader that disallows
   * certain core JDK classes.
   */
  private void runTestMethod(ClassLoader classLoader) throws Exception {
    ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();
    Thread.currentThread().setContextClassLoader(classLoader);
    try {
      Class<?> test = classLoader.loadClass(FuturesTest.class.getName());

                classRealm.importFromParent(imp);
            }
        }
    }

    private static Object getId(ClassLoader classLoader) {
        if (classLoader instanceof ClassRealm classRealm) {
            return classRealm.getId();
        }
        return classLoader;
    }

        private final GroovyClassLoader classLoader;

        CachedScript(final Class<? extends Script> scriptClass, final GroovyClassLoader classLoader) {
            this.scriptClass = scriptClass;
            this.classLoader = classLoader;
        }

        void close() {
            try {
                classLoader.clearCache();
                classLoader.close();
            } catch (final IOException e) {

  @Test
  public void testUnloadable() throws Exception {
    WeakReference<ClassLoader> loaderRef = useFrqInSeparateLoader();
    GcFinalization.awaitClear(loaderRef);
  }

  private URL[] getClassPathUrls() {
    ClassLoader classLoader = getClass().getClassLoader();
    return classLoader instanceof URLClassLoader
        ? ((URLClassLoader) classLoader).getURLs()
        : parseJavaClassPath().toArray(new URL[0]);
  }

   * disallows certain core JDK classes.
   */
  private void runTestMethod(ClassLoader classLoader) throws Exception {
    ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();

    Thread.currentThread().setContextClassLoader(classLoader);
    try {
      Class<?> test = classLoader.loadClass(AbstractFutureTest.class.getName());

   * Runs the corresponding {@link FuturesTest} test method in a new classloader that disallows
   * certain core JDK classes.
   */
  private void runTestMethod(ClassLoader classLoader) throws Exception {
    ClassLoader oldClassLoader = Thread.currentThread().getContextClassLoader();
    Thread.currentThread().setContextClassLoader(classLoader);
    try {
      Class<?> test = classLoader.loadClass(FuturesTest.class.getName());

        ResolveTask(
                ClassLoader classLoader,
                CountDownLatch latch,
                Artifact artifact,
                RepositorySystemSession session,
                List<ArtifactRepository> remoteRepositories,
                ArtifactResolutionResult result) {
            this.classLoader = classLoader;
            this.latch = latch;
            this.artifact = artifact;

     */
    public static ClassLoader getClassLoader(final Class<?> targetClass) {
        assertArgumentNotNull("targetClass", targetClass);

        final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
        if (contextClassLoader != null) {
            return contextClassLoader;
        }

        final ClassLoader targetClassLoader = targetClass.getClassLoader();

    private final RealmType type;

    private final ClassLoader parent;

    private final List<String> parentImports;

    private final Map<String, ClassLoader> foreignImports;

    private final List<ClassRealmConstituent> constituents;

    DefaultClassRealmRequest(
            RealmType type,
            ClassLoader parent,
            List<String> parentImports,