class DocBookBuilder {
    final LinkedList<Element> stack = new LinkedList<Element>();
    final Document document;

    DocBookBuilder(Document document) {
        this.document = document;
        stack.addFirst(document.createElement("root"));
    }

    List<Element> getElements() {
        List<Element> elements = new ArrayList<Element>();

    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly maintained
        String message = "Stack trace test";
        Exception cause = new IllegalArgumentException("Invalid argument");
        ScriptEngineException exception = new ScriptEngineException(message, cause);

        // Verify stack trace exists
        StackTraceElement[] stackTrace = exception.getStackTrace();

        // 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());
        assertNull(exception.getCause());

        // Stack trace should be populated
        assertTrue(exception.getStackTrace().length > 0);

        });
        return failureUrl;
    }

    /**
     * Extracts and returns the stack trace from a throwable as a string.
     * The stack trace is abbreviated if it exceeds the configured maximum length.
     *
     * @param t the throwable to extract the stack trace from
     * @return the stack trace as a string, or empty string if extraction fails
     */
    private String getStackTrace(final Throwable t) {

    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is populated
        UnsupportedSearchException exception = new UnsupportedSearchException("test message");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify the stack trace contains this test method
        boolean foundTestMethod = false;

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly captured
        String message = "Stack trace test";
        SearchEngineClientException exception = new SearchEngineClientException(message);

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify the stack trace contains this test method
        boolean foundTestMethod = false;

    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly captured
        JobNotFoundException exception = new JobNotFoundException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify the stack trace contains this test method
        boolean foundTestMethod = false;

    public void test_stackTrace() {
        // Test that stack trace is properly captured
        LdapOperationException exception = new LdapOperationException("Stack trace test");
        StackTraceElement[] stackTrace = exception.getStackTrace();

        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);
        // Verify that current test method appears in stack trace
        boolean foundTestMethod = false;

    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly set
        DictionaryException exception = new DictionaryException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify that the stack trace contains this test method
        boolean foundTestMethod = false;

    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly captured
        ThemeException exception = new ThemeException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify that this test method appears in the stack trace
        boolean foundTestMethod = false;