}
            }
        }

        /**
         * Deletes old documents from the search index.
         * This method removes documents that were indexed in previous
         * crawling sessions for the same data configuration, keeping
         * only the documents from the current session.
         *
         * <p>The deletion process:</p>
         * <ul>

        public long getTotalChannelsCreated() {
            return totalChannelsCreated;
        }

        @Override
        public String toString() {
            return String.format("ChannelStatistics{sessions=%d, channels=%d, requests=%d, created=%d}", activeSessions, totalChannels,
                    totalRequests, totalChannelsCreated);
        }
    }

    /**
     * Cleanup and shutdown the multi-channel manager.

    private TimeManager timeManager;

    /** The async manager for handling asynchronous operations. */
    @Resource
    private AsyncManager asyncManager;

    /** The session manager for handling user sessions. */
    @Resource
    private SessionManager sessionManager;

    /** The Fess configuration providing application settings. */
    @Resource
    private FessConfig fessConfig;

* Багато додаткових функцій (завдяки Starlette) як-от:
    * **WebSockets**
    * надзвичайно прості тести на основі HTTPX та `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ...та більше.

## Продуктивність

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.rank.fusion;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.lucene.search.TotalHits.Relation;

     * <li>Applies document boosting and metadata enhancements</li>
     * <li>Sends processed documents to the search engine</li>
     * <li>Cleans up processed data and manages crawler sessions</li>
     * </ul>
     *
     * <p>The method includes error handling, retry logic, and will terminate
     * if too many empty results are encountered or if a system shutdown is requested.
     */
    @Override

     */
    int DEFAULT_SND_BUF_SIZE = 0xFFFF;
    /**
     * Default buffer size for change notification responses.
     */
    int DEFAULT_NOTIFY_BUF_SIZE = 1024;

    /**
     * Default maximum number of sessions per transport connection.
     */
    int DEFAULT_SSN_LIMIT = 250;
    /**
     * Default connection timeout in milliseconds.
     */
    int DEFAULT_CONN_TIMEOUT = 35000;

    /**

                duplicateHostHelper.init();
            } catch (final Exception e) {
                logger.warn("Could not initialize duplicateHostHelper.", e);
            }

            // delete expired sessions
            crawlingInfoService.deleteSessionIdsBefore(options.sessionId, options.name, systemHelper.getCurrentTimeAsLong());

            final List<String> webConfigIdList = options.getWebConfigIdList();

* Viele zusätzliche Funktionen (dank Starlette) wie:
    * **WebSockets**
    * extrem einfache Tests auf Basis von `httpx` und `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ... und mehr.

## Performanz

* E altre funzionalità (grazie a Starlette) come:
    * **WebSockets**
    * **GraphQL**
    * test molto facili basati su `requests` e `pytest`
    * **CORS**
    * **Cookie Sessions**
    * ...e altro ancora.

## Prestazioni