public static void doMain()

in meecrowave-doc/src/main/java/org/apache/meecrowave/doc/generator/Downloads.java [70:117]
43 lines of code
5 McCabe index (conditional complexity)

    public static void doMain(final PrintStream stream) {
        System.setProperty("java.util.concurrent.ForkJoinPool.common.parallelism", "32");

        DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss").withZone(ZoneId.of("UTC"));

        Stream.of(
                Stream.of("org/apache/meecrowave/meecrowave")
                        .flatMap(Downloads::toVersions)
                        .map(v -> v.extensions("zip"))
                        .map(v -> v.classifiers("source-release")),
                versionStream("meecrowave-core")
                        .map(v -> v.classifiers("", "runner"))
                        .map(v -> v.extensions("jar")))
              .flatMap(s -> s)
              .flatMap(Downloads::toDownloadable)
              .parallel()
              .map(Downloads::fillDownloadable)
              .filter(Objects::nonNull)
              .sorted((o1, o2) -> {
                    final int versionComp = compareVersions(o1, o2);
                    if (versionComp != 0) {
                        return versionComp;
                    }

                    final int nameComp = o1.name.compareTo(o2.name);
                    if (nameComp != 0) {
                        return nameComp;
                    }

                    final long dateComp = o2.date.compareTo(o1.date);
                    if (dateComp != 0) {
                        return (int) dateComp;
                    }

                    return o1.url.compareTo(o2.url);
                })
              .collect(toList())
              .forEach(d ->
                        stream.println("" +
                                "|" + d.name + (d.classifier.isEmpty() ? "" : (" " + d.classifier)).replace("source-release", "Source Release") +
                                "|" + d.version +
                                "|" + dateFormatter.format(d.date) +
                                "|" + d.size +
                                "|" + d.format +
                                "| " + d.url + "[icon:download[] " + d.format + "] " +
                                (d.sha512 != null?  d.sha512 + "[icon:download[] sha512] " : d.sha1 + "[icon:download[] sha1] ") +
                                d.asc + "[icon:download[] asc]"));
    }