Thread.currentThread().interrupt();
            }
        }

        // Clean up expired weak references
        cleanupExpiredReferences();

        // Release all leases
        releaseAll();

        // Clear file cache
        fileCache.clear();
    }

    /**
     * Clean up expired weak references from the file cache
     */
    private void cleanupExpiredReferences() {

        // Test with null regex
        cmdList.clear();
        execJob.testAddFessCustomSystemProperties(cmdList, null);
        assertEquals(0, cmdList.size());

        // Test with empty regex
        cmdList.clear();
        execJob.testAddFessCustomSystemProperties(cmdList, "");
        assertEquals(0, cmdList.size());

        // Clean up
        System.clearProperty("custom.prop.one");

            }
        }
    }

    /**
     * Cleans up the crawled data for a given session.
     * Deletes URL queue data and access result data, and clears the URL filter.
     * @param sessionId The session ID to clean up.
     */
    public void cleanup(final String sessionId) {
        if (logger.isInfoEnabled()) {
            logger.info("Starting crawler cleanup: sessionId={}", sessionId);

            if (logger.isDebugEnabled()) {
                logger.debug("Cannot clear session, not found. sessionId={}", sessionId);
            }
            return false;
        }
        // Verify ownership
        final String sessionUserId = session.getUserId();
        if (userId != null && !userId.equals(sessionUserId)) {
            logger.warn("Cannot clear session, userId mismatch. sessionId={}, requestUserId={}", sessionId, userId);

        last = null;
      }
    };
  }

  @Override
  public Iterator<E> iterator() {
    return Multisets.iteratorImpl(this);
  }

  @Override
  public void clear() {
    countMap.clear();
  }

  @WeakOuter
  private final class EntrySet extends AbstractMultiset<E>.EntrySet {
    @Override
    ConcurrentHashMultiset<E> multiset() {
      return ConcurrentHashMultiset.this;

        last = null;
      }
    };
  }

  @Override
  public Iterator<E> iterator() {
    return Multisets.iteratorImpl(this);
  }

  @Override
  public void clear() {
    countMap.clear();
  }

  @WeakOuter
  private final class EntrySet extends AbstractMultiset<E>.EntrySet {
    @Override
    ConcurrentHashMultiset<E> multiset() {
      return ConcurrentHashMultiset.this;

                ipAttempts.size());
    }

    /**
     * Reset all rate limiting state
     */
    public void reset() {
        accountAttempts.clear();
        ipAttempts.clear();
        globalAttemptsInCurrentWindow.set(0);
        currentWindowStart.set(System.currentTimeMillis());
        totalAttemptsBlocked.set(0);
        totalAccountsLocked.set(0);

        List<SmbTransportImpl> toClose = new ArrayList<>(this.connections);
        toClose.addAll(this.nonPooledConnections);

        // Clear the collections (thread-safe operations)
        this.connections.clear();
        this.nonPooledConnections.clear();
        this.activeConnections.set(0);

        // Close all connections outside of synchronization
        for (final SmbTransportImpl conn : toClose) {

			appendToRelations(reflectValue.Index(i), reflect.Indirect(reflect.ValueOf(values[i])), clear)
			if association.Error != nil {
				return
			}

			// TODO support save slice data, sql with case?
			association.Error = associationDB.Updates(reflectValue.Index(i).Addr().Interface()).Error
		}
	case reflect.Struct:
		// clear old data
		if clear && len(values) == 0 {

                try {
                    final int sessionIdListSize = finishedSessionIdList.size();
                    intervalControlHelper.setCrawlerRunning(true);

                    docList.clear();
                    accessResultList.clear();

                    updateTime = systemHelper.getCurrentTimeAsLong() - updateTime;

                    final long interval = updateInterval - updateTime;