import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.search.aggregations.BucketOrder;

import jakarta.annotation.PostConstruct;

/**

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.core.message.UserMessages;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**

import org.codelibs.fess.crawler.client.ftp.FtpClient;
import org.codelibs.fess.crawler.client.http.HcHttpClient;
import org.codelibs.fess.crawler.client.smb.SmbClient;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

public interface CrawlingConfig {

    String getId();

    String getName();

    String[] getPermissions();

    String[] getVirtualHosts();

   * @since 24.0
   */
  Set<E> incidentEdges(N node);

  /**
   * Returns a live view of all edges in this network which can be traversed in the direction (if
   * any) of the edge to end at {@code node}.
   *
   * <p>In a directed network, an incoming edge's {@link EndpointPair#target()} equals {@code node}.
   *

import org.codelibs.fess.helper.LogNotificationHelper.LogNotificationEvent;
import org.codelibs.fess.helper.NotificationHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.mylasta.mail.LogNotificationPostcard;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;

import org.codelibs.fess.helper.QueryHelper;
import org.codelibs.fess.helper.SearchHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.action.FessMessages;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.function.BiConsumer;

import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.log.exbhv.FavoriteLogBhv;
import org.codelibs.fess.opensearch.log.exbhv.UserInfoBhv;
import org.codelibs.fess.opensearch.log.exentity.FavoriteLog;

import java.util.List;

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.pager.ReqHeaderPager;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.cbean.RequestHeaderCB;
import org.codelibs.fess.opensearch.config.exbhv.RequestHeaderBhv;
import org.codelibs.fess.opensearch.config.exentity.RequestHeader;

public interface PredecessorsFunction<N> {

  /**
   * Returns all nodes in this graph adjacent to {@code node} which can be reached by traversing
   * {@code node}'s incoming edges <i>against</i> the direction (if any) of the edge.
   *
   * <p>Some algorithms that operate on a {@code PredecessorsFunction} may produce undesired results
   * if the returned {@link Iterable} contains duplicate elements. Implementations of such

public interface SuccessorsFunction<N> {

  /**
   * Returns all nodes in this graph adjacent to {@code node} which can be reached by traversing
   * {@code node}'s outgoing edges in the direction (if any) of the edge.
   *
   * <p>This is <i>not</i> the same as "all nodes reachable from {@code node} by following outgoing
   * edges". For that functionality, see {@link Graphs#reachableNodes(Graph, Object)}.
   *