scannerMetricLastRealtime

	// Trace only metrics:
	scannerMetricScanFolder      // Scan a folder on disk, recursively.
	scannerMetricScanCycle       // Full cycle, cluster global
	scannerMetricScanBucketDrive // Single bucket on one drive
	scannerMetricCompactFolder   // Folder compacted.

	// Must be last:
	scannerMetricLast
)

// log scanner action.
// Use for s > scannerMetricStartTrace

          public void onFailure(Throwable t) {}
        },
        directExecutor());
    return closingFuture;
  }

  /**
   * Starts specifying how to combine {@link ClosingFuture}s into a single pipeline.
   *
   * @throws IllegalStateException if a {@code ClosingFuture} has already been derived from any of
   *     the {@code futures}, or if any has already been {@linkplain #finishToFuture() finished}
   */

 * java.util.stream}), which is similar to {@code FluentIterable} but generally more powerful. Key
 * differences include:
 *
 * <ul>
 *   <li>A stream is <i>single-use</i>; it becomes invalid as soon as any "terminal operation" such
 *       as {@code findFirst()} or {@code iterator()} is invoked. (Even though {@code Stream}

  }

  /**
   * Returns the values from each provided array combined into a single array. For example, {@code
   * concat(new int[] {a, b}, new int[] {}, new int[] {c}} returns the array {@code {a, b, c}}.
   *
   * @param arrays zero or more {@code int} arrays
   * @return a single array containing all the values from the source arrays, in order

 *
 * <h3>Comparison to streams</h3>
 *
 * <p>{@link Stream} is similar to this class, but generally more powerful, and certainly more
 * standard. Key differences include:
 *
 * <ul>
 *   <li>A stream is <i>single-use</i>; it becomes invalid as soon as any "terminal operation" such
 *       as {@code findFirst()} or {@code iterator()} is invoked. (Even though {@code Stream}

import org.dbflute.optional.OptionalEntity;

/**
 * Manages a dictionary file for stopwords.
 * This class handles reading, parsing, and updating files that contain
 * a list of stopwords. Each line in the file represents a single stopword.
 *
 * The class provides methods for retrieving, adding, updating, and
 * deleting stopword items, as well as reloading the dictionary
 * from its source file.
 */

        }
        return newValue;
    }

    /**
     * Builds the complete query string from the configured parameters.
     * Combines base query, extra queries, field filters, and sort field into a single query string.
     *
     * @return the complete formatted query string
     */
    public String build() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        type = TYPE_RST_STREAM,
        flags = FLAG_NONE,
      )
      sink.writeInt(errorCode.httpCode)
      sink.flush()
    }
  }

  /** The maximum size of bytes that may be sent in a single call to [data]. */
  fun maxDataLength(): Int = maxFrameSize

  /**
   * `source.length` may be longer than the max length of the variant's data frame. Implementations
   * must send multiple frames as necessary.

    return incorporateRequirements(clonedClassRequirements, declaredRequirements, testerMethod);
  }

  /**
   * Find all the constraints explicitly or implicitly specified by a single tester annotation.
   *
   * @param testerAnnotation a tester annotation
   * @return the requirements specified by the annotation
   * @throws ConflictingRequirementsException if the requirements are mutually inconsistent.

                    return langSet.toArray(new String[langSet.size()]);
                }
            }
        }
        return StringUtil.EMPTY_STRINGS;
    }

    /**
     * Retrieves a single document by its document ID.
     *
     * @param docId The document ID to retrieve
     * @param fields Array of field names to include in the result
     * @param userBean Optional user information for permission checking