if (outputFile.isFile() && !outputFile.delete()) {
                        logger.warn("Failed to delete output file: {}", outputFile.getAbsolutePath());
                    }
                    return false;
                }

                if (outputFile.isFile() && outputFile.length() == 0) {

     *
     * @param thumbnailId the ID of the thumbnail to generate
     * @param outputFile the output file where the thumbnail should be saved
     * @return false always, as this generator does not create thumbnails
     */
    @Override
    public boolean generate(final String thumbnailId, final File outputFile) {
        return false;
    }

    /**
     * Destroys this generator and releases any resources.

        for (int i = 0; i < 5; i++) {
            String thumbnailId = "test-thumbnail-" + i;
            File outputFile = new File(tempDir.toFile(), "thumbnail-" + i + ".png");
            assertTrue(thumbnailGenerator.generate(thumbnailId, outputFile));
            assertTrue(outputFile.exists());
        }
    }

    public void test_isTarget_withVariousMimeTypes() {
        // Test with various MIME types

        final File outputFile = File.createTempFile("command_generator", ".out");
        try {
            assertTrue(outputFile.exists());
            generator.setCommandList(Collections.singletonList("invalid_command_for_test"));
            assertTrue(generator.generate("test_id", outputFile));
        } finally {
            outputFile.delete();
        }
    }

                generator.saveImage(input, outputFile);
            }
            assertImageSize(outputFile, 100, 66);

            imagePath = "thumbnail/600x400.jpg";
            try (ImageInputStream input = ImageIO.createImageInputStream(classLoader.getResourceAsStream(imagePath))) {
                generator.saveImage(input, outputFile);
            }
            assertImageSize(outputFile, 100, 66);

                    updateThumbnailField(thumbnailId, StringUtil.EMPTY);
                    if (outputFile.exists() && !outputFile.delete()) {
                        logger.warn("Failed to delete {}", outputFile.getAbsolutePath());
                    }
                }
            }
            return outputFile.exists();
        });

    }

    /**

        int result = copy(inputFile, "UTF-8", outputFile, "Shift_JIS");
        assertThat(result, is(urlString.length()));

        result = copy(outputFile, "Shift_JIS", writer);
        assertThat(writer.toString(), is(urlString));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testUrlToFile() throws Exception {
        int result = copy(url, outputFile);

    public void test_generate() {
        // Test generate method is called correctly
        generator = new TestThumbnailGenerator();
        File outputFile = new File("test.jpg");

        assertFalse(generator.isGenerateCalled());
        assertTrue(generator.generate("id123", outputFile));
        assertTrue(generator.isGenerateCalled());
    }

    public void test_destroy() {
        // Test destroy method is called correctly

        emptyGenerator = new EmptyGenerator();

        // Test that generate always returns false
        File outputFile = new File("test.jpg");
        assertFalse(emptyGenerator.generate("thumbnailId", outputFile));
        assertFalse(emptyGenerator.generate(null, outputFile));
        assertFalse(emptyGenerator.generate("thumbnailId", null));
        assertFalse(emptyGenerator.generate(null, null));
    }

     *
     * @param thumbnailId the unique identifier for the thumbnail
     * @param outputFile the file where the generated thumbnail will be saved
     * @return true if the thumbnail was successfully generated, false otherwise
     */
    boolean generate(String thumbnailId, File outputFile);

    /**
     * Checks if this generator can handle the given document.