protected WriterUtil() {
    }

    /**
     * Creates a {@link Writer} to output to a stream with the specified encoding.
     *
     * @param os the stream (must not be {@literal null})
     * @param encoding the encoding (must not be {@literal null} or empty)
     * @return a {@link Writer} to output to the stream
     */
    public static Writer create(final OutputStream os, final String encoding) {
        assertArgumentNotNull("os", os);

        return profile.getActivation() != null && profile.getActivation().getFile() != null;
    }

    @Override
    public boolean isActive(Profile profile) {
        Activation activation = profile.getActivation();

        ActivationFile actFile = activation.getFile();

        if (actFile != null) {
            // check if the file exists, if it does then the profile will be active

        this.key = key;

        if (map == null) {
            map = new HashMap<>();
        }
        map.put(key, this);
    }

    public static ArtifactStatus valueOf(String status) {
        ArtifactStatus retVal = null;

        if (status != null) {
            retVal = map.get(status);
        }

        return retVal != null ? retVal : NONE;
    }

    @Override

     * @return the stored or updated FailureUrl entity, or null if the exception should be ignored
     */
    public FailureUrl store(final CrawlingConfig crawlingConfig, final String errorName, final String url, final Throwable e) {
        if (e instanceof ContainerNotAvailableException) {
            return null;
        }

        final FailureUrlBhv bhv = ComponentUtil.getComponent(FailureUrlBhv.class);

          return null;
        }
      };

  // Escapes everything except [a-zA-Z0-9]
  private static final UnicodeEscaper SIMPLE_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int cp) {
          return ('a' <= cp && cp <= 'z') || ('A' <= cp && cp <= 'Z') || ('0' <= cp && cp <= '9')
              ? null

           * can be used with collections that may contain null. This collection is a collection of
           * non-null Entry objects (Entry objects that might contain null values but are not
           * themselves null), so we can treat it as a plain `Object[]`.
           */
          @SuppressWarnings("nullness")
          Object[] result = standardToArray();

          return null;
        }
      };

  // Escapes everything except [a-zA-Z0-9]
  private static final UnicodeEscaper SIMPLE_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int cp) {
          return ('a' <= cp && cp <= 'z') || ('A' <= cp && cp <= 'Z') || ('0' <= cp && cp <= '9')
              ? null

                artifact.getGroupId(),
                artifact.getArtifactId(),
                artifact.getVersion(),
                artifact.getType(),
                artifact.getClassifier(),
                null,
                artifact.getDownloadUrl(),
                artifact.getDependencyTrail());
    }

    protected ArtifactNotFoundException(

        return actionClass;
    }

    /**
     * Overrides fillInStackTrace to return null for performance optimization.
     * This prevents stack trace generation for this exception type.
     *
     * @return null to skip stack trace generation
     */
    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }

   *
   * @param eventClass a class to assert that the returned event is an instance of, or null to
   *     take any event class.
   * @param elapsedMs the time in milliseconds elapsed since the immediately-preceding event, or
   *     -1L to take any duration.
   */
  fun takeEvent(
    eventClass: Class<out CallEvent>? = null,
    elapsedMs: Long = -1L,
  ): CallEvent {
    val result = eventSequence.remove()