assertEquals("field2", facetInfo.field[1]);
        assertEquals("field3", facetInfo.field[2]);
        assertEquals(Integer.valueOf(10), facetInfo.size);
        assertEquals(Long.valueOf(5), facetInfo.minDocCount);
        assertEquals("count.desc", facetInfo.sort);
        assertEquals("unknown", facetInfo.missing);
    }

    // Test init with empty fields
    @Test

        // Verify that exception is serializable
        assertTrue(exception instanceof java.io.Serializable);
    }

    @Test
    public void test_longMessage() {
        // Setup - test with a very long message
        final StringBuilder longMessageBuilder = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longMessageBuilder.append("Query segment ").append(i).append("; ");
        }

        helper.init();

        assertNotNull(helper.userInfoCache);
        assertNotNull(helper.searchLogLogger);
    }

    @Test
    public void test_setUserCheckInterval() {
        long interval = 5 * 60 * 1000L; // 5 minutes
        searchLogHelper.setUserCheckInterval(interval);
        assertEquals(interval, searchLogHelper.userCheckInterval);
    }

    @Test

      public void tearDown() throws IOException {
        factory.tearDown();
      }
    };
  }

  public static ByteSourceFactory asSlicedByteSourceFactory(
      ByteSourceFactory factory, long off, long len) {
    checkNotNull(factory);
    return new ByteSourceFactory() {
      @Override
      public ByteSource createSource(byte[] bytes) throws IOException {

    }

    @Override
    public V load(K key) {
      return computingFunction.apply(checkNotNull(key));
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  /**
   * Returns a {@code CacheLoader} which wraps {@code loader}, executing calls to {@link
   * CacheLoader#reload} using {@code executor}.
   *

 * This exception includes an HTTP status code to indicate the nature of the error.
 */
public class WebApiException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * The HTTP status code associated with this exception.
     */
    private final int statusCode;

    /**
     * Gets the HTTP status code associated with this exception.

    //                                                                          Definition
    //                                                                          ==========
    private static final long serialVersionUID = 1L;
    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

      this.collection = collection;
    }

    Object readResolve() {
      return collection.asList();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws InvalidObjectException {
    throw new InvalidObjectException("Use SerializedForm");
  }

/**
 * {@link ArrayMap} that is case-insensitive for keys.
 *
 * @author higa
 * @param <V> the type of values
 */
public class CaseInsensitiveMap<V> extends ArrayMap<String, V> {

    private static final long serialVersionUID = 1L;

    /**
     * Creates a {@link CaseInsensitiveMap}.
     */
    public CaseInsensitiveMap() {
    }

    /**
     * Creates a {@link CaseInsensitiveMap}.
     *

/**
 * Exception thrown when an error occurs during LLM operations.
 *
 * @author FessProject
 */
public class LlmException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /** Error code for rate limit (HTTP 429). */
    public static final String ERROR_RATE_LIMIT = "rate_limit";

    /** Error code for authentication failure (HTTP 401/403). */