return UserInfoDbm.getInstance();
    }

    @Override
    protected <RESULT extends UserInfo> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedAt(toLocalDateTime(source.get("createdAt")));
            result.setUpdatedAt(toLocalDateTime(source.get("updatedAt")));

- `src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java`
- `src/main/java/org/codelibs/fess/mylasta/action/FessMessages.java`
- `src/main/java/org/codelibs/fess/mylasta/direction/FessProp.java`

### 5. Rebuild the Project

```bash
mvn clean package
```

### 6. Test the New Language

1. **Start Fess:**
   ```bash
   # Run the main class in your IDE
   org.codelibs.fess.FessBoot
   ```

    }

    @Override
    protected <RESULT extends ENTITY> RESULT delegateSelectEntity(final ConditionBean cb, final Class<? extends RESULT> entityType) {
        final List<? extends RESULT> list = delegateSelectList(cb, entityType);
        if (list.isEmpty()) {
            return null;
        }
        if (list.size() >= 2) {

        Thread thread1 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        Thread thread2 = new Thread(() -> {
            Throwable result = exception.fillInStackTrace();
            assertNull(result);
        });

        thread1.start();
        thread2.start();

        try {

        TestFessConfig fessConfig = new TestFessConfig();
        fessConfig.logNotificationEnabled = false;
        ComponentUtil.setFessConfig(fessConfig);

        String result = logNotificationJob.execute();

        assertEquals("Log notification disabled.", result);
    }

    @Test
    public void test_execute_noNotificationTargets() {
        TestFessConfig fessConfig = new TestFessConfig();

                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

    // GET /api/admin/duplicatehost/setting/{id}
    /**
     * Returns specific duplicate host setting by ID.
     *
     * @param id the duplicate host setting ID

 */
public class QueryResponseList implements List<Map<String, Object>> {

    /** The underlying list that contains the actual search result documents. */
    protected final List<Map<String, Object>> parent;

    /** The starting position of the current page in the overall result set. */
    protected final int start;

    /** The offset value used for pagination calculations. */
    protected final int offset;

    public void test_addErrorsOperationAlreadyRunning() {
        final FessMessages messages = new FessMessages();
        final FessMessages result = messages.addErrorsOperationAlreadyRunning("testProperty", "host1");
        assertNotNull(result);
        assertFalse(result.isEmpty());
        assertTrue(result.hasMessageOf("testProperty"));
    }

    @Test
    public void test_addErrorsOperationAlreadyRunning_withDifferentHosts() {

        Map<String, Object> result = event.toSource();
        assertEquals("test", result.get("string"));
        assertEquals(42, result.get("integer"));
        assertEquals(100L, result.get("long"));
        assertEquals(3.14, result.get("double"));
        assertEquals(false, result.get("boolean"));
        assertNull(result.get("null_value"));
        assertNotNull(result.get("nested"));

/**
 * Helper class for detecting and categorizing user agent types from HTTP requests.
 * This class analyzes the User-Agent header to determine which browser type is being used
 * and caches the result in the request attribute for performance optimization.
 *
 */
public class UserAgentHelper {

    /**
     * Default constructor for UserAgentHelper.
     */
    public UserAgentHelper() {