func NewLRWMutex() *LRWMutex {
	return &LRWMutex{}
}

// Lock holds a write lock on lm.
//
// If the lock is already in use, the calling go routine
// blocks until the mutex is available.
func (lm *LRWMutex) Lock() {
	const isWriteLock = true
	lm.lockLoop(context.Background(), lm.id, lm.source, math.MaxInt64, isWriteLock)
}

// GetLock tries to get a write lock on lm before the timeout occurs.

        super();
    }

    private static final Logger logger = LogManager.getLogger(CrawlerLogHelper.class);

    @Override
    public void log(final LogType key, final Object... objs) {
        if (!ComponentUtil.available()) {
            if (logger.isDebugEnabled()) {
                logger.debug("container was destroyed.");
            }
            return;
        }
        super.log(key, objs);
    }

    @Override

     * @throws NoAvailableChannelException if no healthy channels available
     */
    public ChannelInfo selectChannel(CommonServerMessageBlock message) throws NoAvailableChannelException {
        Collection<ChannelInfo> availableChannels = manager.getHealthyChannels();

        if (availableChannels.isEmpty()) {
            throw new NoAvailableChannelException("No healthy channels available");
        }

        if (availableChannels.size() == 1) {

    /**
     * Array of web crawling configuration IDs to process.
     * If null, all available web configurations will be crawled (when no other config IDs are specified).
     */
    protected String[] webConfigIds;

    /**
     * Array of file system crawling configuration IDs to process.
     * If null, all available file configurations will be crawled (when no other config IDs are specified).
     */

{
  "fess_config.data_config" : {
    "aliases" : { },
    "mappings" : {
      "data_config" : {
        "properties" : {
          "available" : {
            "type" : "boolean"
          },
          "boost" : {
            "type" : "float"
          },
          "createdBy" : {
            "type" : "keyword"
          },
          "createdTime" : {
            "type" : "long"
          },
          "description" : {

                client an error.

                If `auto_error` is set to `False`, when the HTTP Basic authentication
                is not available, instead of erroring out, the dependency result will
                be `None`.

                This is useful when you want to have optional authentication.

        // choose when we reach this many
        choose := rand.Uint64() % total
        atTotal := uint64(0)
        for _, pool := range serverPools {
                atTotal += pool.Available
                if atTotal > choose && pool.Available > 0 {
                        return pool.Index
                }
        }
        // Should not happen, but print values just in case.

    public String intervalTime;

    /**
     * Search criteria: boost value.
     */
    public String boost;

    /**
     * Search criteria: availability status.
     */
    public String available;

    /**
     * Search criteria: sort order.
     */
    public String sortOrder;

    /**
     * Search criteria: creator user.
     */
    public String createdBy;

    /**

        printStream.accept("Goals:");
        printStream.accept("  help  - display this help message");
        printStream.accept("  check - check for available upgrades");
        printStream.accept("  apply - apply available upgrades");
        printStream.accept("");
        printStream.accept("Options:");
        printStream.accept("  -m, --model-version <version> Target POM model version (4.0.0 or 4.1.0)");

        saveInfo(messages -> messages.addSuccessDeletePlugin(GLOBAL, artifact.getFileName()));
        return redirect(getClass());
    }

    /**
     * Installs a plugin from either an uploaded JAR file or from the available artifacts.
     *
     * @param form the install form containing plugin installation details
     * @return HTML response redirecting to the plugin list
     */
    @Execute
    @Secured({ ROLE })