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));

	_, err = io.Copy(&cgroupData, cgroup)
	if err != nil {
		return nil, nil
	}

	uid, _, err := GetPodUIDAndContainerID(cgroupData)
	if err != nil {
		return nil, err
	}
	if filter != nil && !filter.Contains(uid) {
		return nil, nil
	}

	netns, err := proc.Open(netnsName)
	if err != nil {
		return nil, err
	}
	fd, err := GetFd(netns)
	if err != nil {
		netns.Close()

        return stream(ex_q).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    @Override
    public Map<String, String[]> getFields() {
        return fields;
    }

    @Override
    public String[] getLanguages() {
        return stream(lang).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    public String sdh;

    @Override
    public String getQuery() {
        return q;
    }

    @Override
    public String[] getExtraQueries() {
        return stream(ex_q).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    @Override
    public Map<String, String[]> getFields() {
        return fields;
    }

    @Override

        for (MavenProject project : whiteList) {
            this.whiteList.put(project, null);
        }
        this.sortedProjects = projectDependencyGraph.getSortedProjects().stream()
                .filter(this.whiteList::containsKey)
                .toList();
    }

    /**
     * @since 3.5.0
     */
    @Override
    public List<MavenProject> getAllProjects() {

        });

        ModelBuildingResult result = builder.build(request);
        Dependency dep = result.getEffectiveModel().getDelegate().getDependencyManagement().getDependencies().stream()
                .filter(d -> "test:mydep:jar".equals(d.getManagementKey()))
                .findFirst()
                .get();
        assertEquals("0.2", dep.getVersion());
        assertEquals(0, result.getProblems().size());
    }

	"errors"
)

// A Stream is a two-way stream.
// All responses *must* be read by the caller.
// If the call is canceled through the context,
// the appropriate error will be returned.
type Stream struct {
	// responses from the remote server.
	// Channel will be closed after error or when remote closes.
	// All responses *must* be read by the caller until either an error is returned or the channel is closed.

   * elements than the collection), the element in the array immediately following the end of the
   * collection is set to {@code null}. This is useful in determining the length of the collection
   * <i>only</i> if the caller knows that the collection does not contain any null elements.
   *
   * <p>This method returns the elements in the order they are returned by the collection's
   * iterator.
   *

        body.permissions = stream(entity.getPermissions()).get(stream -> stream.map(s -> permissionHelper.decode(s))
                .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
        body.virtualHosts = stream(entity.getVirtualHosts())
                .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).collect(Collectors.joining("\n")));
        return body;
    }

   * would declare a return type of `@Nullable T[]`. However, we've decided not to think too hard
   * about arrays for now, as they're a mess. (We previously discussed this in the review of
   * ObjectArrays, which is the main caller of this method.)
   */
  static <T extends @Nullable Object> T[] newArray(T[] reference, int length) {
    T[] empty = reference.length == 0 ? reference : Arrays.copyOf(reference, 0);
    return Arrays.copyOf(empty, length);