}

    /**
     * Checks if the string is not empty.
     *
     * @param text the string to check
     * @return true if not empty, false otherwise
     */
    public static final boolean isNotEmpty(final String text) {
        return !isEmpty(text);
    }

    /**
     * Replaces all occurrences of a substring within a string with another string.
     *
     * @param text

        if (list == null) {
            list = split(getApiCorsAllowOrigin(), "\n")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).collect(Collectors.toList()));
            propMap.put(CORS_ALLOW_ORIGIN, list);
        }
        return list;
    }

    String getIndexerLanguageFields();

                            .stream();
                } catch (OpenSearchStatusException | IllegalStateException e) {
                    final String msg = e.getMessage();
                    if (StringUtil.isNotEmpty(msg) || msg.contains("index.analyze.max_token_count")) {
                        logger.warn("Failed to parse document. ", e);
                        return Stream.empty();
                    }

            final String pdfPassword) {
        final Metadata metadata = new Metadata();
        if (StringUtil.isNotEmpty(resourceName)) {
            metadata.set(ExtractData.RESOURCE_NAME_KEY, resourceName);
        }
        if (StringUtil.isNotBlank(contentType)) {
            metadata.set(ExtractData.CONTENT_TYPE, contentType);

        taskQueue.schedule("$name ping", pingIntervalNanos) {
          writePingFrame()
          return@schedule pingIntervalNanos
        }
      }
      if (messageAndCloseQueue.isNotEmpty()) {
        runWriter() // Send messages that were enqueued before we were connected.
      }
    }

    reader =
      WebSocketReader(
        isClient = client,
        source = socket.source,

        }
        try {
          waitForIo()
        } finally {
          if (doReadTimeout) {
            readTimeout.exitAndThrowIfTimedOut()
          }
        }
      }
      if (headersQueue.isNotEmpty()) {
        return headersQueue.removeFirst()
      }
      throw errorException ?: StreamResetException(errorCode!!)
    }
  }

  /**
   * Returns the trailers if they're immediately available.

     * @return The created OpenSearch client.
     */
    protected Client createClient() {
        final String[] hosts =
                split(address, ",").get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).toArray(n -> new String[n]));
        final Settings settings = Settings.builder().putList("http.hosts", hosts).build();
        return new HttpClient(settings, null);
    }

    /**

     *
     * @param collection the collection
     * @return {@literal true} if the collection is not {@literal null} and not empty
     */
    public static boolean isNotEmpty(final Collection<?> collection) {
        return !isEmpty(collection);
    }

    /**
     * Returns {@literal true} if the given {@link Map} is {@literal null} or empty.
     *

      if (MAGIC != magic ||
        VERSION_1 != version ||
        appVersion.toString() != appVersionString ||
        valueCount.toString() != valueCountString ||
        blank.isNotEmpty()
      ) {
        throw IOException(
          "unexpected journal header: [$magic, $version, $valueCountString, $blank]",
        )
      }

      var lineCount = 0
      while (true) {

            if (StringUtil.isNotBlank(requiredKeysStr) && StreamUtil.split(requiredKeysStr, ",")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).anyMatch(name -> {
                        final String[] values = req.getParameterValues(name);
                        if (values == null || values.length == 0 || StringUtil.isEmpty(values[0])) {