*/
@GwtCompatible(emulated = true)
public class FluentIterableTest extends TestCase {

  @GwtIncompatible // NullPointerTester
  public void testNullPointerExceptions() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicStaticMethods(FluentIterable.class);
  }

  public void testFromArrayAndAppend() {
    FluentIterable<TimeUnit> unused = FluentIterable.from(TimeUnit.values()).append(SECONDS);
  }

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadataSource;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.filter.ArtifactFilter;

/**
 * Artifact collector - takes a set of original artifacts and resolves all of the best versions to use
 * along with their metadata. No artifacts are downloaded.
 */
@Deprecated

        valueMap.put("permissions",
                user.map(u -> stream(u.getPermissions()).get(stream -> stream.collect(Collectors.joining(permissionSeparator))))
                        .filter(StringUtil::isNotBlank).orElse("-"));
        log(valueMap);
    }

    public void loginFailure(final OptionalThing<LoginCredential> credential) {
        final Map<String, String> valueMap = new LinkedHashMap<>();

          "tokenizer": "standard",
          "filter": [
            "truncate20_filter",
            "lowercase",
            "arabic_stop",
            "arabic_normalization",
            "arabic_keywords",
            "arabic_override",
            "arabic_stemmer"
          ]
        },
        "armenian_analyzer": {
          "tokenizer":  "standard",
          "filter": [
            "truncate20_filter",

          "tokenizer": "standard",
          "filter": [
            "truncate20_filter",
            "lowercase",
            "arabic_stop",
            "arabic_normalization",
            "arabic_keywords",
            "arabic_override",
            "arabic_stemmer"
          ]
        },
        "armenian_analyzer": {
          "tokenizer":  "standard",
          "filter": [
            "truncate20_filter",

    public interface BoolCall<CQ extends EsAbstractConditionQuery> {

        void callback(CQ must, CQ should, CQ mustNot, CQ filter);
    }

    @FunctionalInterface
    public interface FilteredCall<CQ extends EsAbstractConditionQuery, CF extends EsAbstractConditionQuery> {

        void callback(CQ query, CF filter);
    }

    @FunctionalInterface
    public interface OperatorCall<CQ extends EsAbstractConditionQuery> {

    public interface BoolCall<CQ extends EsAbstractConditionQuery> {

        void callback(CQ must, CQ should, CQ mustNot, CQ filter);
    }

    @FunctionalInterface
    public interface FilteredCall<CQ extends EsAbstractConditionQuery, CF extends EsAbstractConditionQuery> {

        void callback(CQ query, CF filter);
    }

    @FunctionalInterface
    public interface OperatorCall<CQ extends EsAbstractConditionQuery> {

        split(fessConfig.getSuggestFieldContents(), ",")
                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(contentFieldNameSet::add));
        split(fessConfig.getSuggestFieldTags(), ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(tagFieldNameSet::add));
        split(fessConfig.getSuggestFieldRoles(), ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(roleFieldNameSet::add));

        if (StringUtil.isNotBlank(value)) {
            split(value, ",").of(stream -> stream.forEach(list::add));
        }
        return list.stream().filter(StringUtil::isNotBlank).map(String::trim).toArray(n -> new String[n]);
    }

    protected String[] getDefaultRolesAsArray() {
        final List<String> list = new ArrayList<>();

        if (StringUtil.isBlank(slackWebhookUrls)) {
            return;
        }
        final String body = toSlackMessage(discloser);
        StreamUtil.split(slackWebhookUrls, "[,\\s]").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(url -> {
            try (CurlResponse response = Curl.post(url).header("Content-Type", "application/json").body(body).execute()) {
                if (response.getHttpStatusCode() == 200) {