assertNotNull(result);
        assertFalse(result.isPresent());
    }

    public void test_ofNullable_withMap() {
        Map<String, Object> testValue = new HashMap<>();
        testValue.put("key1", "value1");
        testValue.put("key2", 42);

        OptionalEntity<Map<String, Object>> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);

        // Test various values
        long[] testValues = { 0L, 1L, -1L, Long.MAX_VALUE, Long.MIN_VALUE, 0x123456789ABCDEFL };

        for (long testValue : testValues) {
            // Create and encode
            FileEndOfFileInformation original = new FileEndOfFileInformation(testValue);
            byte[] buffer = new byte[8];
            int encoded = original.encode(buffer, 0);

        };

        for (long testValue : testValues) {
            FileInternalInfo testInfo = new FileInternalInfo();
            byte[] buffer = new byte[8];
            SMBUtil.writeInt8(testValue, buffer, 0);

            int bytesDecoded = testInfo.decode(buffer, 0, buffer.length);
            assertEquals(8, bytesDecoded);
            assertEquals(testValue, testInfo.getIndexNumber());

            // Given: NdrShort with test value
            int testValue = 123;
            NdrShort ndrShort = new NdrShort(testValue);

            // When: Encoding the value
            ndrShort.encode(mockBuffer);

            // Then: Should call enc_ndr_short with masked value
            verify(mockBuffer).enc_ndr_short(testValue & 0xFF);
            verifyNoMoreInteractions(mockBuffer);
        }

        try {
            // Test multiple value changes
            String[] testValues = { "http://localhost:9200", "https://elasticsearch.example.com", "http://127.0.0.1:9201",
                    "https://search.domain.com:443" };

            for (String testValue : testValues) {
                System.setProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS, testValue);
                String result = SystemUtil.getSearchEngineHttpAddress();

        try {
            WebApiUtil.setObject("testKey", "testValue");
        } catch (Exception e) {
            fail("setObject should handle missing request gracefully: " + e.getMessage());
        }
    }

    public void test_setObject_withNullName() {
        // Test setObject with null name
        try {
            WebApiUtil.setObject(null, "testValue");
        } catch (Exception e) {

    public void test_inheritedMethods_areProperlyDelegated() {
        final String customPath = "/api/v1/test";
        final String testHeader = "X-Test-Header";
        final String testHeaderValue = "TestValue";

        mockRequest.addHeader(testHeader, testHeaderValue);
        mockRequest.setMethod("POST");
        mockRequest.setRequestURI("/test/uri");

        }
    }

    // Test sendMail method
    public void test_sendMail_withNotificationDisabled() {
        Map<String, String> infoMap = new HashMap<>();
        infoMap.put("TestKey", "TestValue");

        // Should not throw exception when notification is disabled
        try {
            crawler.sendMail(infoMap);
        } catch (Exception e) {

			destValue := reflect.ValueOf(stmt.Dest)
			for destValue.Kind() == reflect.Ptr {
				destValue = destValue.Elem()
			}

			if stmt.ReflectValue != destValue {
				if !destValue.CanAddr() {
					destValueCanAddr := reflect.New(destValue.Type())
					destValueCanAddr.Elem().Set(destValue)
					stmt.Dest = destValueCanAddr.Interface()
					destValue = destValueCanAddr.Elem()
				}

    // Test getTimeAdjustTimeMillis string values
    public void test_getTimeAdjustTimeMillis_stringValues() {
        // Test various string formats
        String[] testValues = { "0", "1000", "-1000", "999999999", "-999999999", "1", "-1" };

        for (String value : testValues) {
            FessConfig testConfig = new FessConfig.SimpleImpl() {
                private static final long serialVersionUID = 1L;

                @Override