msg:  "key can't be empty",
		}
	}
	return nil
}

// Empty indicates if kv is not set
func (kv BatchJobKV) Empty() bool {
	return kv.Key == "" && kv.Value == ""
}

// Match matches input kv with kv, value will be wildcard matched depending on the user input
func (kv BatchJobKV) Match(ikv BatchJobKV) bool {
	if kv.Empty() {
		return true
	}
	if strings.EqualFold(kv.Key, ikv.Key) {

    // Break apart the domain into UTF-8 labels, i.e. foo.bar.com turns into [foo, bar, com].
    val domainLabelsUtf8Bytes = Array(domainLabels.size) { i -> domainLabels[i].encodeUtf8() }

    // Start by looking for exact matches. We start at the leftmost label. For example, foo.bar.com
    // will look like: [foo, bar, com], [bar, com], [com]. The longest matching rule wins.
    var exactMatch: String? = null
    for (i in domainLabelsUtf8Bytes.indices) {

                    addViolation(
                            problems, Severity.ERROR, "pluginGroups.pluginGroup[" + i + "]", null, "must not be empty");
                } else if (!ID_REGEX.matcher(pluginGroup).matches()) {
                    addViolation(
                            problems,
                            Severity.ERROR,
                            "pluginGroups.pluginGroup[" + i + "]",

/// tip | Tipp

Bedenken Sie außerdem, dass Sie, abhängig von Ihrer Einrichtung, in manchen Fällen **gar keine Vorab-Schritte** benötigen, bevor Sie die Anwendung starten.

In diesem Fall müssen Sie sich darüber keine Sorgen machen. 🤷

///

### Beispiele für Strategien für Vorab-Schritte { #examples-of-previous-steps-strategies }

      checkState(position != startPosition);
      return token;
    }

    char consumeCharacter(CharMatcher matcher) {
      checkState(hasMore());
      char c = previewChar();
      checkState(matcher.matches(c));
      position++;
      return c;
    }

    @CanIgnoreReturnValue
    char consumeCharacter(char c) {
      checkState(hasMore());

  private static void checkTryParse(String input) {
    Double expected = referenceTryParse(input);
    assertThat(Doubles.tryParse(input)).isEqualTo(expected);
    if (expected != null && !Doubles.FLOATING_POINT_PATTERN.matcher(input).matches()) {
      // TODO(cpovirk): Use SourceCodeEscapers if it is added to Guava.
      StringBuilder escapedInput = new StringBuilder();
      for (char c : input.toCharArray()) {
        if (c >= 0x20 && c <= 0x7E) {

     * Returns a filter for directories that may contain paths accepted by the given matcher.
     * The given path matcher should be an instance created by this service.
     * The path matcher returned by this method expects directory paths.
     * If that matcher returns {@code false}, then the directory will definitively not contain
     * the paths selected by the matcher given in argument to this method.

            propMap.put(CRAWLER_METADATA_CONTENT_EXCLUDES, patterns);
        }
        return !stream(patterns).get(stream -> stream.anyMatch(p -> p.matcher(name).matches()));
    }

    String getCrawlerMetadataNameMapping();

    default Tuple3<String, String, String> getCrawlerMetadataNameMapping(final String name) {
        @SuppressWarnings("unchecked")

        }
        final Matcher matcher = regexPattern.matcher(input);
        if (matcher.find()) {
            if (pathMapperFunc == null) {
                final String replacement = StringUtil.isNotBlank(getReplacement()) ? getReplacement() : StringUtil.EMPTY;
                pathMapperFunc = pathMappingHelper.createPathMatcher(matcher, replacement);
            }
            try {

            // extract the revision number from the version with a regex matcher
            Matcher matcher = LUCENE_SNAPSHOT_REGEX.matcher(luceneVersion);
            if (matcher.find() == false) {
                throw new GradleException("Malformed lucene snapshot version: " + luceneVersion);
            }
            String revision = matcher.group(1);
            MavenArtifactRepository luceneRepo = repos.maven(repo -> {