return redirect(getClass()); // no-op
    }

    /**
     * Sanitizes a filename by removing path traversal sequences and whitespace.
     *
     * @param filename the filename to sanitize
     * @return the sanitized filename
     */
    public static String sanitizeFilename(final String filename) {

        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) {

                            <div class="card-body">
                                <div class="form-group row">
                                    <la:errors property="fileName"/>
                                    <la:select styleId="fileName" property="fileName" styleClass="form-control">
                                        <c:forEach var="item" varStatus="s" items="${fileNameItems}">

    /**
     * Creates an artifact instance from a filename.
     *
     * @param artifactType the type of the artifact
     * @param filename the filename to parse
     * @return an artifact instance
     */
    protected Artifact getArtifactFromFileName(final ArtifactType artifactType, final String filename) {
        return getArtifactFromFileName(artifactType, filename, null);
    }

    /**

        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
    @Test

            String link = xrefMatcher.group(1);
            String fileName = getFileName(link, sourceFile);
            File referencedFile = new File(getDocumentationRoot().get().getAsFile(), fileName);
            if (!referencedFile.exists()) {
                    errorsForFile.add(new Error(lineNumber, line, "Looking for file named " + fileName));
            }
        }
    }

		<Property name="backup.max.history" value="10" />
		<Property name="stats.log.pattern" value="%msg%n" />
	</Properties>

	<Appenders>
		<RollingFile name="AppRollingFile" fileName="${log.file.basedir}/${domain.name}.log"
			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">

            final String contentType = mimeTypeHelper.getContentType(is, "test.sql");
            // Without override, Tika detects based on content+filename
            assertNotNull(contentType);
        }
    }

    @Test
    public void test_init_nullConfig() throws IOException {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {

		<Property name="searchlog.log.pattern" value="%msg%n" />
		<Property name="llm.log.level" value="${sys:fess.llm.log.level:-info}" />
	</Properties>

	<Appenders>
		<RollingFile name="AppFile" fileName="${log.file.basedir}/${domain.name}.log"
			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">

        super.tearDown(testInfo);
    }

    // Test filename setter
    @Test
    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
    @Test
    public void test_arg() {