String fileName = form.designFileName;
        if (StringUtil.isBlank(fileName)) {
            fileName = uploadedFileName;
            try {
                int pos = fileName.indexOf('/');
                if (pos >= 0) {
                    fileName = fileName.substring(pos + 1);
                }
                pos = fileName.indexOf('\\');
                if (pos >= 0) {

        assertEquals(fileName, decodedName);

        // Verify bytes written
        assertEquals(20 + nameLength, bytesWritten);
    }

    @Test
    @DisplayName("Test encode with replaceIfExists false")
    void testEncodeWithReplaceIfExistsFalse() {
        String fileName = "newfile.txt";
        FileRenameInformation2 info = new FileRenameInformation2(fileName, false);

        final int fileType;
        if (fileName.startsWith("system") && fileName.endsWith(".properties")) {
            fileType = 1;
        } else if (fileName.startsWith("gsa") && fileName.endsWith(".xml")) {
            fileType = 2;
        } else if (fileName.endsWith(".bulk")) {
            fileType = 3;
        } else if (fileName.startsWith("fess") && fileName.endsWith(".json")) {

			continue
		}
		bucket, fileName := slc[0], slc[1]
		if fileName == objectLockConfig {
			reader, err := file.Open()
			if err != nil {
				rpt.SetStatus(bucket, fileName, err)
				continue
			}
			config, err := objectlock.ParseObjectLockConfig(reader)
			if err != nil {
				rpt.SetStatus(bucket, fileName, fmt.Errorf("%s (%s)", errorCodes[ErrMalformedXML].Description, err))

        this.mimeType = mimeType;
        return this;
    }

    /**
     * Sets the filename of the content to extract.
     *
     * @param filename the filename to set
     * @return this builder instance for method chaining
     */
    public ExtractorBuilder filename(final String filename) {
        this.filename = filename;
        return this;
    }

    /**
     * Sets the name of the extractor to use.

        String docid = "1234567890abcdef";
        // Call the String version directly
        String filename = thumbnailManager.getImageFilename(docid);
        assertNotNull(filename);
        assertTrue(filename.endsWith(".png"));
        assertTrue(filename.contains("/"));
        assertTrue(filename.contains(docid));
    }

    // Test getImageFilename with custom settings

        ComponentUtil.setFessConfig(null);
        super.tearDown();
    }

    // Test filename setter
    public void test_filename() {
        assertNull(pythonJob.filename);

        PythonJob result = pythonJob.filename("test.py");

        assertSame(pythonJob, result);
        assertEquals("test.py", pythonJob.filename);
    }

    // Test single argument addition
    public void test_arg() {

    private byte[] createValidBufferNonUnicode(String filename, String shortName) {
        return createValidBuffer(filename, shortName, false);
    }

    private byte[] createValidBufferWithNullTermination(String filename, String shortName, boolean unicode) {
        // Create buffer with extra space for null termination
        int filenameLength = unicode ? (filename.length() * 2) + 2 : filename.length() + 1;

    void testFilenameHandling(String filename) {
        // Test various filename formats
        trans2FindNext2 = new Trans2FindNext2(config, TEST_SID, TEST_RESUME_KEY, filename, TEST_BATCH_COUNT, TEST_BATCH_SIZE);

        byte[] buffer = new byte[1024];
        int written = trans2FindNext2.writeParametersWireFormat(buffer, 0);

        // Verify filename is written and can be read back

        // Calculate offsets (must be 4-byte aligned)
        String fileName1 = "file1.txt";
        String fileName2 = "file2.txt";
        String fileName3 = "file3.txt";

        byte[] fileNameBytes1 = fileName1.getBytes("UTF-16LE");
        byte[] fileNameBytes2 = fileName2.getBytes("UTF-16LE");
        byte[] fileNameBytes3 = fileName3.getBytes("UTF-16LE");