* <p>
 * The values in the model remain untouched but during the process of building a project notions like inheritance and
 * interpolation can be added. This allows to have an entity which is useful in a runtime while preserving the model so
 * that it can be marshalled and unmarshalled without being tainted by runtime requirements.
 * </p>
 * <p>

      Equivalence<Object> defaultEquivalence() {
        return Equivalence.equals();
      }
    },

    WEAK {
      @Override
      Equivalence<Object> defaultEquivalence() {
        return Equivalence.identity();
      }
    };

    /**
     * Returns the default equivalence strategy used to compare and hash keys or values referenced

      Comparator<? super E> comparator) {
    return new TreeSet<>(checkNotNull(comparator));
  }

  /**
   * Creates an empty {@code Set} that uses identity to determine equality. It compares object
   * references, instead of calling {@code equals}, to determine whether a provided object matches

import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;
import org.codelibs.fess.entity.FacetInfo;
import org.codelibs.fess.entity.GeoInfo;
import org.codelibs.fess.entity.HighlightInfo;
import org.codelibs.fess.entity.PingResponse;
import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.entity.SearchRequestParams.SearchRequestType;
import org.codelibs.fess.exception.FessSystemException;

import org.codelibs.fess.app.service.FavoriteLogService;
import org.codelibs.fess.entity.FacetInfo;
import org.codelibs.fess.entity.GeoInfo;
import org.codelibs.fess.entity.HighlightInfo;
import org.codelibs.fess.entity.PingResponse;
import org.codelibs.fess.entity.SearchRenderData;
import org.codelibs.fess.entity.SearchRequestParams;
import org.codelibs.fess.entity.SearchRequestParams.SearchRequestType;

 * Object#equals equals} method) to determine equality for keys or values. However, if {@link
 * #weakKeys} was specified, the cache uses identity ({@code ==}) comparisons instead for keys.
 * Likewise, if {@link #weakValues} or {@link #softValues} was specified, the cache uses identity
 * comparisons for values.
 *
 * <p>Entries are automatically evicted from the cache when any of {@link #maximumSize(long)

import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.FessUser;
import org.codelibs.fess.es.user.exentity.Group;
import org.codelibs.fess.es.user.exentity.Role;
import org.codelibs.fess.es.user.exentity.User;
import org.codelibs.fess.exception.LdapConfigurationException;