protected int[] days;

        /** Flag indicating if the interval spans across midnight */
        protected boolean reverse;

        /**
         * Creates a new interval rule.
         *
         * @param from the start time in HH:MM format
         * @param to the end time in HH:MM format
         * @param days comma-separated list of days (1=Sunday, 7=Saturday)

    static final long serialVersionUID = 1L;

    private transient Entry header = new Entry(null, null, null);

    private transient int size = 0;

    /**
     * Creates an {@link SLinkedList}.
     */
    public SLinkedList() {
        header.next = header;
        header.previous = header;
    }

    /**
     * Returns the first element.
     *

							currentRelations := db.Statement.Schema.Relationships.Relations
							for _, relname := range nestedJoinNames {
								// incomplete match, only treated as raw sql
								if relation, ok = currentRelations[relname]; ok {
									guessNestedRelations = append(guessNestedRelations, relation)
									currentRelations = relation.FieldSchema.Relationships.Relations

                return enc;
            }
        }
        return null;
    }

    /**
     * Processes field configurations to handle field overwriting rules.
     * Creates a new data map with fields processed according to their configuration.
     *
     * @param dataMap the original data map to process
     * @param fieldConfigs the field configurations to apply

	target.producer = producer

	yes, err := target.isActive()
	if err != nil {
		return err
	}
	if !yes {
		return store.ErrNotConnected
	}

	return nil
}

// NewKafkaTarget - creates new Kafka target with auth credentials.
func NewKafkaTarget(id string, args KafkaArgs, loggerOnce logger.LogOnce) (*KafkaTarget, error) {
	var queueStore store.Store[event.Event]
	if args.QueueDir != "" {

             *
             * This is where we recursively invoke the provided andx smb
             * object to write it's parameter words and bytes to our outgoing
             * array. Incedentally when these andx smbs are created they are not
             * necessarily populated with header data because they're not writing
             * the header, only their body. But for whatever reason one might wish

                try {
                    list.add(new LabelTypePattern(labelType.getValue(), includedPaths, excludedPaths));
                } catch (final Exception e) {
                    logger.warn("Failed to create label pattern: label={}, includedPaths={}, excludedPaths={}", labelType.getValue(),
                            includedPaths, excludedPaths, e);
                }
            }
        }

        return getSessionManager().getAttribute(Constants.SEARCH_ENGINE_API_ACCESS_TOKEN, String.class)
                .map(token -> ADMIN_SERVER + token)
                .orElseThrow(() -> new FessSystemException("Cannot create an access token."));
    }

    /**
     * Generates and saves a new access token for the current session.
     * The token is used to authenticate API requests.
     */
    public void saveToken() {

        assertEquals(message, exception.getMessage());
        assertEquals(complexMessageCode, exception.getMessageCode());
    }

    @Test
    public void test_causeChainPropagation() {
        // Setup - create a chain of exceptions
        final IllegalArgumentException rootCause = new IllegalArgumentException("Invalid character in query");

        for (int i = 1; i < chains.size(); i++) {
            assertEquals("user" + i, chains.get(i).lastLoadedUser.getName());
        }
    }

    // Helper method to create test user
    private User createTestUser(String username) {
        User user = new User();
        user.setName(username);
        return user;
    }

    // Test implementation of AuthenticationChain