return actionClass;
    }

    /**
     * Overrides fillInStackTrace to return null for performance optimization.
     * This prevents stack trace generation for this exception type.
     *
     * @return null to skip stack trace generation
     */
    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }

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

        StackTraceElement[] stackTrace = exception.getStackTrace();
        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

        // Check that the current test method is in the stack trace
        boolean foundTestMethod = false;

        });
        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) {

        assertTrue(exception instanceof java.io.Serializable);
    }

    public void test_stackTrace() {
        // Test that stack trace is properly preserved
        String message = "GSA error with stack trace";
        Throwable cause = new NullPointerException("NPE occurred");
        GsaConfigException exception = new GsaConfigException(message, cause);

    }

    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;

        // 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);

    }

    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;

    }

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

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

        // Verify the first stack trace element is from this test method

        /**
         * HTTP HEAD method.
         */
        HEAD,
        /**
         * HTTP OPTIONS method.
         */
        OPTIONS,
        /**
         * HTTP TRACE method.
         */
        TRACE,
        /**
         * HTTP CONNECT method.
         */
        CONNECT;
    }

        }
    }

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

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

        // Verify that the first stack trace element is from this test method