}
    }

    /**
     * Removes <b>all</b> occurrences of the specified element from this multiset. This method
     * complements {@link Multiset#remove(Object)}, which removes only one occurrence at a time.
     *
     * @param element the element whose occurrences should all be removed
     * @return the number of occurrences successfully removed, possibly zero
     */

* The documentation is up-to-date.
* The documentation examples can be run as is.
* Most of the features are covered by the documentation, ensured by test coverage.

#### Apps and docs at the same time

If you run the examples with, e.g.:

<div class="termy">

```console
$ fastapi dev tutorial001.py

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.time.ZonedDateTime;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.codelibs.fess.suggest.constants.FieldNames;
import org.junit.Test;

     *
     * <p>If this returns false, then no query can take more than O(log n).
     *
     * <p>Note that for a RegularImmutableSet with elements with truly random hash codes, contains
     * operations take expected O(1) time but with high probability take O(log n) for at least some
     * element. (https://en.wikipedia.org/wiki/Linear_probing#Analysis)
     *
     * <p>This method may return {@code true} even on truly random input, but {@code

   *
   * <p><b>Performance note:</b> {@link ArrayList} and {@link java.util.ArrayDeque} consistently
   * outperform {@code LinkedList} except in certain rare and specific situations. Unless you have
   * spent a lot of time benchmarking your specific needs, use one of those instead.
   *
   * <p><b>Note:</b> this method is now unnecessary and should be treated as deprecated. Instead,

 * AbstractMapBasedMultimap} calls {@link #createCollection()} to create the collection of values
 * for that key. The subclass should not call {@link #createCollection()} directly, and a new
 * instance should be created every time the method is called.
 *
 * <p>For example, the subclass could pass a {@link java.util.TreeMap} during construction, and
 * {@link #createCollection()} could return a {@link java.util.TreeSet}, in which case the

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.bsentity;

import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.opensearch.user.allcommon.EsAbstractEntity;
import org.codelibs.fess.opensearch.user.bsentity.dbmeta.UserDbm;

/**

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.cbean.cq.bs;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Collection;

import org.codelibs.fess.opensearch.user.allcommon.EsAbstractConditionQuery;
import org.codelibs.fess.opensearch.user.cbean.cq.GroupCQ;

        long currentTime = roleQueryHelper.getCurrentTime();
        assertTrue(currentTime > 0);

        long currentTimeMillis = System.currentTimeMillis();
        // Allow for small time difference
        assertTrue(Math.abs(currentTime - currentTimeMillis) < 1000);
    }

    @Test
    public void test_constants() {
        assertEquals("userRoles", RoleQueryHelper.USER_ROLES);
    }

  public void testPlatformThreadFactory_default() {
    ThreadFactory factory = MoreExecutors.platformThreadFactory();
    assertThat(factory).isNotNull();
    // Executors#defaultThreadFactory() may return a new instance each time.
    assertEquals(factory.getClass(), Executors.defaultThreadFactory().getClass());
  }

  public void testThreadRenaming() {
    Executor renamingExecutor =