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

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 * Represents a chat session containing conversation history.
 *

pkg testing/synctest, func Sleep(time.Duration) #77169...

        crawlingInfoHelper.putToInfoMap(Constants.WEB_FS_CRAWLING_EXEC_TIME, Long.toString(execTime));
        if (logger.isInfoEnabled()) {
            logger.info("[EXEC TIME] crawling time: {}ms", execTime);
        }

        indexUpdater.setFinishCrawling(true);
        try {
            indexUpdater.join();
        } catch (final InterruptedException e) {

			// and an invalid pre-Go1.8 file.
			//
			// See https://golang.org/issues/12594
			// See https://golang.org/issues/21005
			if p2.err != nil {
				hdr.AccessTime, hdr.ChangeTime = time.Time{}, time.Time{}
				ustar := tr.blk.toUSTAR()
				if s := p.parseString(ustar.prefix()); isASCII(s) {
					prefix = s
				}
				hdr.Format = FormatUnknown // Buggy file is not GNU
			}
		}
		if len(prefix) > 0 {

The new [Sleep] helper function combines [time.Sleep] and [testing/synctest.Wait]....

    int NT_STATUS_LOGON_FAILURE = 0xC000006d;
    /** Logon failure: user account restriction */
    int NT_STATUS_ACCOUNT_RESTRICTION = 0xC000006e;
    /** Logon failure: account logon time restriction violation */
    int NT_STATUS_INVALID_LOGON_HOURS = 0xC000006f;
    /** Logon failure: user not allowed to log on to this computer */
    int NT_STATUS_INVALID_WORKSTATION = 0xC0000070;

            thread.join();
        }

        // All threads should see the updated time (not 0 or the old value)
        long firstTime = observedTimes[0];
        assertTrue(firstTime > 0, "Time should be updated");
        for (int i = 1; i < 10; i++) {
            Assertions.assertEquals(firstTime, observedTimes[i], "All threads should see same time due to volatile");
        }
    }

    /**

  private val eventsForMatching = ConcurrentLinkedDeque<CallEvent>()

  private val forbiddenLocks = mutableListOf<Any>()

  /** The timestamp of the last taken event, used to measure elapsed time between events. */
  private var lastTimestampNs: Long? = null

  /** Confirm that the thread does not hold a lock on `lock` during the callback. */
  fun forbidLock(lock: Any) {
    forbiddenLocks.add(lock)
  }

import org.apache.maven.api.annotations.Immutable;
import org.apache.maven.api.annotations.Nonnull;

/**
 * Indicates when the dependency will be used.
 * For example, it may be at compile time only, at runtime, or at test time.
 * For a given dependency, the scope is directly derived from the
 * {@link org.apache.maven.api.model.Dependency#getScope()} and will be used when using {@link PathScope}

    volatile long accessTime = Long.MAX_VALUE;

    @Override
    public long getAccessTime() {
      return accessTime;
    }

    @Override
    public void setAccessTime(long time) {
      this.accessTime = time;
    }

    // Guarded By Segment.this
    @Weak ReferenceEntry<K, V> nextAccess = nullEntry();

    @Override
    public ReferenceEntry<K, V> getNextInAccessQueue() {