}

    /**
     * Check if storage has been destroyed
     */
    private void checkNotDestroyed() {
        if (destroyed) {
            throw new IllegalStateException("SecureCredentialStorage has been destroyed");
        }
    }

    @Override
    public void destroy() throws DestroyFailedException {
        if (!destroyed) {
            boolean failedToDestroy = false;

    }

    /**
     * Destroys a pooled object and notifies the destroy listener if set.
     * @param p The pooled object to destroy
     * @throws Exception if destruction fails
     */
    @Override
    public void destroyObject(final PooledObject<T> p) throws Exception {
        if (onDestroyListener != null) {
            onDestroyListener.onDestroy(p);
        }
    }

    /**

        private final int id;
        private boolean destroyed = false;

        public TestComponent() {
            this.id = instanceCounter.incrementAndGet();
        }

        public int getId() {
            return id;
        }

        public boolean isDestroyed() {
            return destroyed;
        }

        public void destroy() {
            this.destroyed = true;
        }

        if (commandDestroyTimeoutStr != null) {
            commandDestroyTimeout = Long.parseLong(commandDestroyTimeoutStr);
        }
    }

    /**
     * Destroys the command generator and cleanup resources.
     */
    @Override
    public void destroy() {
        destoryTimer.cancel();
        destoryTimer = null;
    }

        }

        @Override
        public void destroy() {
            // Override to avoid null pointer issues with thread
            generating = false;
        }
    }

    @Override
    public void tearDown() throws Exception {
        if (thumbnailManager != null) {
            try {
                thumbnailManager.destroy();
            } catch (Exception e) {

        // Initialize without container
        emptyGenerator = new EmptyGenerator();

        // Test that destroy method can be called without error
        emptyGenerator.destroy();
        // Call destroy multiple times to ensure it's safe
        emptyGenerator.destroy();
        emptyGenerator.destroy();
    }

    public void test_isAvailable() {
        // Initialize without container

    }

    /**
     * Internal method to destroy a specific JobProcess.
     * Handles cleanup of streams, threads, and process termination.
     *
     * @param sessionId unique identifier for the process session
     * @param jobProcess the JobProcess to destroy
     * @return exit code of the destroyed process, or -1 if the process was null or could not be destroyed
     */

        byte[] encrypted = storage.encryptCredentials(plaintext);

        assertFalse(storage.isDestroyed(), "Storage should not be destroyed initially");

        // Destroy the storage - may throw DestroyFailedException if SecretKey doesn't support destroy
        try {
            storage.destroy();
        } catch (DestroyFailedException e) {
            // This is acceptable - not all JVM implementations support destroying SecretKey

        assertTrue(generator.isGenerateCalled());
    }

    public void test_destroy() {
        // Test destroy method is called correctly
        generator = new TestThumbnailGenerator();

        assertFalse(generator.isDestroyCalled());
        generator.destroy();
        assertTrue(generator.isDestroyCalled());
    }

    public void test_expandPath() {
        // Test expandPath method

        protected T instance;

        /**
         * The destroyer function to be called when the component is destroyed.
         */
        protected Consumer<T> destroyer;

        /**
         * Creates a new ComponentHolder with the specified instance and destroyer.
         * @param instance the component instance to hold
         * @param destroyer the destroyer function for cleanup (can be null)
         */