* If the property is not already set, it will be initialized with this package.
     * If the property is set but does not contain this package, the package will be appended.
     */
    default void initialize() {
        final StringBuilder buf = new StringBuilder(100);
        final String value = System.getProperty("java.protocol.handler.pkgs");
        if (StringUtil.isEmpty(value)) {

    }

    /**
     * Checks if query parser is available.
     * @return True if query parser is available, false otherwise.
     */
    public static boolean hasQueryParser() {
        return hasComponent(QUERY_PARSER);
    }

    /**
     * Checks if view helper is available.
     * @return True if view helper is available, false otherwise.
     */

     * Gets the actual search field, replacing default field placeholder if needed.
     * @param defaultField The default field to use if field is the default placeholder.
     * @param field The field name to check.
     * @return The actual field name to use for searching.
     */
    protected String getSearchField(final String defaultField, final String field) {
        if (Constants.DEFAULT_FIELD.equals(field) && defaultField != null) {

# for running smoke tests in nightly/release wheel builds.
if [[ "${TFCI_MACOS_UPGRADE_PYENV_ENABLE}" == 1 ]]; then
  echo "Upgrading pyenv..."
  echo "Current pyevn version: $(pyenv --version)"

  # Check if pyenv is managed by homebrew. If so, update and upgrade pyenv.
  # Otherwise, install the latest pyenv from github.
  if command -v brew &> /dev/null && brew list pyenv &> /dev/null; then

        if (!ComponentUtil.available()) {
            if (logger.isDebugEnabled()) {
                logger.debug("container was destroyed.");
            }
            return;
        }
        super.log(key, objs);
    }

    @Override
    protected void processStartCrawling(final Object... objs) {
        super.processStartCrawling(objs);

   *
   * <p>If you override {@link #entrySet()}, you may wish to override {@link #firstEntry()} to
   * forward to this implementation.
   */
  protected @Nullable Entry<E> standardFirstEntry() {
    Iterator<Entry<E>> entryIterator = entrySet().iterator();
    if (!entryIterator.hasNext()) {
      return null;
    }

    long startTime = 0L;

    locked:
    {
      if (!fair) {
        // Check interrupt status to get behavior consistent with fair case.
        if (Thread.interrupted()) {
          throw new InterruptedException();
        }
        if (lock.tryLock()) {
          break locked;
        }
      }
      startTime = initNanoTime(timeoutNanos);
      if (!lock.tryLock(time, unit)) {
        return false;
      }

     * @param key the parameter key to look up
     * @return the parameter value as a String, null if not found or value is null
     */
    public String getAsString(final String key) {
        if (params.get(key) instanceof final String strValue) {
            return strValue;
        }
        final Object value = params.get(key);
        if (value != null) {
            return value.toString();
        }
        return null;
    }

     *
     * @param sessionId unique session identifier
     * @return the secret key, or null if not found
     */
    public SecretKey getSessionKey(String sessionId) {
        checkNotClosed();

        SecretKey key = sessionKeys.get(sessionId);

        // Try to load from KeyStore if not in memory
        if (key == null && keyStore != null) {
            try {

                if (logger.isDebugEnabled()) {
                    return "3";
                }
                if (logger.isInfoEnabled()) {
                    return "5";
                }
                if (logger.isWarnEnabled()) {
                    return "6";
                }
                if (logger.isErrorEnabled()) {
                    return "7";
                }
                return "0";