private final Ordering<Number> numberOrdering = new NumberOrdering();

  public void testAllEqual() {
    Ordering<@Nullable Object> comparator = Ordering.allEqual();
    assertSame(comparator, comparator.reverse());

    assertEquals(0, comparator.compare(null, null));
    assertEquals(0, comparator.compare(new Object(), new Object()));
    assertEquals(0, comparator.compare("apples", "oranges"));

                .get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> s.trim() + ":").toArray(n -> new String[n]));
        fileProtocols = split(fessConfig.getCrawlerFileProtocols(), ",")
                .get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> s.trim() + ":").toArray(n -> new String[n]));

        loadProtocols("org.codelibs.fess.net.protocol");

        if (logger.isDebugEnabled()) {

        if (artifacts == null) {
            artifacts = new LinkedHashSet<>();
        }

        artifacts.add(artifact);
    }

    public Set<Artifact> getArtifacts() {
        return artifacts;
    }

    public void addRequestedArtifact(Artifact artifact) {
        if (requestedArtifacts == null) {
            requestedArtifacts = new LinkedHashSet<>();
        }

                    return;
                }
            }
        }
        throw new IllegalArgumentException(message);
    }

    public static Map<String, Artifact> artifactMapByVersionlessId(Collection<Artifact> artifacts) {
        Map<String, Artifact> artifactMap = new LinkedHashMap<>();

        if (artifacts != null) {
            for (Artifact artifact : artifacts) {

                this.getReadings().stream().map(reading -> new String[] { reading }).toArray(count -> new String[count][]);
        return new SuggestItem(new String[] { this.getElevateWord() }, readingArray, fields.toArray(new String[fields.size()]), 1, 0,
                this.getBoost(), this.getTags().toArray(new String[this.getTags().size()]),
                this.getRoles().toArray(new String[this.getRoles().size()]), null, SuggestItem.Kind.USER);
    }

        assertArgumentNotNull("file", file);
        assertArgumentNotEmpty("encoding", encoding);

        try {
            return new InputStreamReader(new FileInputStream(file), encoding);
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * {@link BufferedReader}から一行読み込んで返します。
     *
     * @param reader

                Source source = request.getSource().get();
                ModelSource2 modelSource = new SourceWrapper(source);
                res = builder.build(modelSource, req);
            } else {
                throw new IllegalArgumentException("Invalid request");
            }
            return new ProjectBuilderResult() {
                @Nonnull
                @Override

            final int bufferSize, final Consumer<String> outputCallback) {
        final ProcessBuilder pb = new ProcessBuilder(cmdList);
        pbCall.accept(pb);
        destroyProcess(sessionId);
        JobProcess jobProcess;
        try {
            jobProcess = new JobProcess(pb.start(), bufferSize, outputCallback);
            destroyProcess(sessionId, runningProcessMap.putIfAbsent(sessionId, jobProcess));

  }

  /** Tests the various ways that the space character can be handled */
  public void testPlusForSpace() {
    UnicodeEscaper basicEscaper = new PercentEscaper("", false);
    UnicodeEscaper plusForSpaceEscaper = new PercentEscaper("", true);
    UnicodeEscaper spaceEscaper = new PercentEscaper(" ", false);

    assertEquals("string%20with%20spaces", basicEscaper.escape("string with spaces"));

        RequestHeaderCQ cq = new RequestHeaderCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            RequestHeaderCA ca = new RequestHeaderCA();
            aggsLambda.callback(ca);