if (field != null && ModifierUtil.isPublic(field)) {
            readable = true;
            writable = true;
        }
    }

    @Override
    public boolean isReadable() {
        return readable;
    }

    @Override
    public boolean isWritable() {
        return writable;
    }

    @Override
    public <T> T getValue(final Object target) {

        assertEquals(0, exception.getSuppressed().length);
    }

    public void test_constructor_withWritableStackTrace() {
        // Test protected constructor with writable stack trace
        String message = "Test with writable stack trace";
        TestFessSystemException exception = new TestFessSystemException(message, true, true);

        assertEquals(message, exception.getMessage());

        // Test with suppression enabled and writable stack trace
        String message1 = "Test with suppression enabled";
        CrawlerSystemException exception1 = constructor.newInstance(message1, true, true);
        assertNotNull(exception1);
        assertEquals(message1, exception1.getMessage());
        assertNull(exception1.getCause());

        // Test with suppression disabled and writable stack trace

        assertFalse(thumbnailGenerator.generate(thumbnailId, null));
    }

    public void test_generate_withInvalidOutputPath() throws IOException {
        // Test generation with non-writable output file
        File readOnlyDir = Files.createTempDirectory(tempDir, "readonly").toFile();
        readOnlyDir.setWritable(false);
        File invalidOutputFile = new File(readOnlyDir, "thumbnail.png");

        // Test setting attributes
        file.setReadOnly();
        assertFalse(file.canWrite(), "Should not be writable when read-only");

        file.setReadWrite();
        assertTrue(file.canWrite(), "Should be writable after setReadWrite");
    }

    @Test
    void testFileOverwriteWithDifferentContent() throws Exception {
        long timestamp = System.currentTimeMillis();

        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_stackTraceForMessageOnlyConstructor() {
        // Test that stack trace is not writable when using message-only constructor
        ThumbnailGenerationException exception = new ThumbnailGenerationException("Test message");

            boolean canWrite = mockResource.canWrite();

            // Then
            assertTrue(canRead, "Should be readable");
            assertFalse(canWrite, "Should not be writable");
        }

        @Test
        @DisplayName("getAttributes should return file attributes")
        void testGetAttributes() throws CIFSException {
            // Given

    }
  }

  public static <K, V> ImmutableBiMap<K, V> copyOf(Map<? extends K, ? extends V> map) {
    if (map instanceof ImmutableBiMap) {
      @SuppressWarnings("unchecked") // safe since map is not writable
      ImmutableBiMap<K, V> bimap = (ImmutableBiMap<K, V>) map;
      return bimap;
    }

    if (map.isEmpty()) {
      return of();
    }

  public static <K, V> ImmutableMap<K, V> copyOf(Map<? extends K, ? extends V> map) {
    if ((map instanceof ImmutableMap) && !(map instanceof ImmutableSortedMap)) {
      @SuppressWarnings("unchecked") // safe since map is not writable
      ImmutableMap<K, V> kvMap = (ImmutableMap<K, V>) map;
      return kvMap;
    } else if (map instanceof EnumMap) {
      EnumMap<?, ?> enumMap = (EnumMap<?, ?>) map;

   */
  public static <K, V> ImmutableBiMap<K, V> copyOf(Map<? extends K, ? extends V> map) {
    if (map instanceof ImmutableBiMap) {
      @SuppressWarnings("unchecked") // safe since map is not writable
      ImmutableBiMap<K, V> bimap = (ImmutableBiMap<K, V>) map;
      // TODO(lowasser): if we need to make a copy of a BiMap because the
      // forward map is a view, don't make a copy of the non-view delegate map