implements Table<R, C, @Nullable V>, Serializable {

  /**
   * Creates an {@code ArrayTable} filled with {@code null}.
   *
   * @param rowKeys row keys that may be stored in the generated table
   * @param columnKeys column keys that may be stored in the generated table
   * @throws NullPointerException if any of the provided keys is null
   * @throws IllegalArgumentException if {@code rowKeys} or {@code columnKeys} contains duplicates

package org.codelibs.core.collection;

import java.util.AbstractSet;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.Set;

/**
 * A {@link Set} implementation that stores its elements in a {@link LruHashMap}.
 * <p>
 * This set has a fixed maximum capacity. When the capacity is reached and a new element is added,
 * the least recently used element is removed.
 * </p>
 * @author shinsuke

 * Null row keys, columns keys, and values are not supported.
 *
 * <p>Lookups by row key are often faster than lookups by column key, because the data is stored in
 * a {@code Map<R, Map<C, V>>}. A method call like {@code column(columnKey).get(rowKey)} still runs
 * quickly, since the row key is provided. However, {@code column(columnKey).size()} takes longer,

                .filter(e -> Boolean.TRUE.equals(e.getAvailable()))
                .isPresent();
    }

    /**
     * Stores a job log entry in the database.
     *
     * @param jobLog the job log entry to store
     */
    public void store(final JobLog jobLog) {
        ComponentUtil.getComponent(JobLogBhv.class).insertOrUpdate(jobLog, op -> {
            op.setRefreshPolicy(Constants.TRUE);

   * equivalent to RegularImmutableSet, save that instead of having a hash table containing the
   * elements directly and null for empty positions, we store indices of the keys in the hash table,
   * and ABSENT for empty positions.  We then look up the keys in alternatingKeysAndValues.
   *
   * (The index actually stored is the index of the key in alternatingKeysAndValues, which is
   * double the index of the entry in entrySet.asList.)
   *

     * setException(stackOverflowError) would fail:
     *
     * - If the stack overflowed before set()/setValue() could even store the result in the output
     * Future, then a call setException() would likely also overflow.
     *
     * - If the stack overflowed after set()/setValue() stored its result, then a call to
     * setException() will be a no-op because the Future is already done.
     *

  /**
   * Stores all key-value pairs of {@code multimap} in this multimap, in the order returned by
   * {@code multimap.entries()}.
   *
   * @return {@code true} if the multimap changed
   */
  @CanIgnoreReturnValue
  boolean putAll(Multimap<? extends K, ? extends V> multimap);

  /**

        if (logger.isDebugEnabled()) {
            logger.debug("redirect to: {} (using {} endpoint)", authUrl, useV2Endpoint ? "v2.0" : "v1.0");
        }
        return authUrl;

    }

    /**
     * Stores state and nonce information in the HTTP session.
     * @param session The HTTP session.
     * @param state The OAuth2 state parameter.
     * @param nonce The OpenID Connect nonce parameter.
     */

            }
            return entity;
        });
    }

    /**
     * Stores (inserts or updates) an elevate word and manages its associated label type mappings.
     *
     * @param elevateWord the elevate word entity to store
     */
    public void store(final ElevateWord elevateWord) {
        final boolean isNew = elevateWord.getId() == null;

            if (url != null) {
                return url;
            }
            return id;
        }
    }

    /**
     * Statistics data object that stores timestamped events and maintains reference counting.
     * Extends LinkedHashMap to store event names mapped to their timestamps.
     * Includes reference counting for multi-threaded access tracking.
     */