@Override
    public List<String> convert(final String text, final String field, final String... langs) throws IOException {
        final ReadingConverter converter;
        if (langs == null || langs.length == 0) {
            converter = new LangAnayzerConverter(null);
        } else {
            final ReadingConverterChain chain = new ReadingConverterChain();
            for (final String lang : langs) {

    Iterable<@Nullable String> set = newHashSet("a", null, "b");
    assertTrue(Iterables.contains(set, null));
  }

  public void test_contains_null_set_no() {
    Iterable<String> set = newHashSet("a", "b");
    assertFalse(Iterables.contains(set, null));
  }

  public void test_contains_null_iterable_yes() {
    Iterable<@Nullable String> set = iterable("a", null, "b");
    assertTrue(Iterables.contains(set, null));

public class ScheduledJobBhv extends BsScheduledJobBhv {

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

    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexConfigIndex();
            indexName = super.asEsIndex().replaceFirst(Pattern.quote("fess_config"), name);

            String artifactId,
            String version,
            String type,
            String classifier,
            Throwable t) {
        super(message, groupId, artifactId, version, type, classifier, null, null, t);
    }

    public ArtifactResolutionException(String message, Artifact artifact) {
        super(message, artifact);
    }

    public PersistedToolchains build(File userToolchainsFile) throws MisconfiguredToolchainException {
        PersistedToolchains toolchains = null;

        if (userToolchainsFile != null && userToolchainsFile.isFile()) {
            try (InputStream in = Files.newInputStream(userToolchainsFile.toPath())) {

    @Nonnull
    static ModelSource fromPath(@Nonnull Path path) {
        return fromPath(path, null);
    }

    @Nonnull
    static ModelSource fromPath(@Nonnull Path path, @Nullable String location) {
        return new PathSource(nonNull(path, "path cannot be null"), location);
    }

    graph.putEdgeValue(4, 4, "valueD");

    assertThat(graph.edgeValueOrDefault(1, 2, null)).isEqualTo("valueA");
    assertThat(graph.edgeValueOrDefault(2, 1, null)).isEqualTo("valueB");
    assertThat(graph.edgeValueOrDefault(2, 3, null)).isEqualTo("valueC");
    assertThat(graph.edgeValueOrDefault(4, 4, null)).isEqualTo("valueD");
    assertThat(graph.edgeValueOrDefault(1, 2, DEFAULT)).isEqualTo("valueA");

                            "name": {"type": "string", "title": "Name"},
                            "age": IsDict(
                                {
                                    "anyOf": [{"type": "integer"}, {"type": "null"}],
                                    "title": "Age",
                                }
                            )
                            | IsDict(

        if (expression == null || expression.trim().isEmpty()) {
            return null;
        }

        try {
            return ReflectionValueExtractor.evaluate(expression, root, false);
        } catch (Exception e) {
            addFeedback("Failed to extract \'" + expression + "\' from: " + root, e);
        }

        return null;
    }

                                "title": "Grant Type",
                                "anyOf": [
                                    {"pattern": "password", "type": "string"},
                                    {"type": "null"},
                                ],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1