public int compare()

in src/java/org/apache/ivy/plugins/latest/LatestRevisionStrategy.java [35:85]
47 lines of code
17 McCabe index (conditional complexity)

        public int compare(ModuleRevisionId o1, ModuleRevisionId o2) {
            String rev1 = o1.getRevision();
            String rev2 = o2.getRevision();

            rev1 = rev1.replaceAll("([a-zA-Z])(\\d)", "$1.$2");
            rev1 = rev1.replaceAll("(\\d)([a-zA-Z])", "$1.$2");
            rev2 = rev2.replaceAll("([a-zA-Z])(\\d)", "$1.$2");
            rev2 = rev2.replaceAll("(\\d)([a-zA-Z])", "$1.$2");

            String[] parts1 = rev1.split("[\\._\\-\\+]");
            String[] parts2 = rev2.split("[\\._\\-\\+]");

            int i = 0;
            for (; i < parts1.length && i < parts2.length; i++) {
                if (parts1[i].equals(parts2[i])) {
                    continue;
                }
                boolean is1Number = isNumber(parts1[i]);
                boolean is2Number = isNumber(parts2[i]);
                if (is1Number && !is2Number) {
                    return 1;
                }
                if (is2Number && !is1Number) {
                    return -1;
                }
                if (is1Number && is2Number) {
                    return Long.valueOf(parts1[i]).compareTo(Long.valueOf(parts2[i]));
                }
                // both are strings, we compare them taking into account special meaning
                Map<String, Integer> specialMeanings = getSpecialMeanings();
                Integer sm1 = specialMeanings.get(parts1[i].toLowerCase(Locale.US));
                Integer sm2 = specialMeanings.get(parts2[i].toLowerCase(Locale.US));
                if (sm1 != null) {
                    if (sm2 == null) {
                        sm2 = new Integer(0);
                    }
                    return sm1.compareTo(sm2);
                }
                if (sm2 != null) {
                    return new Integer(0).compareTo(sm2);
                }
                return parts1[i].compareTo(parts2[i]);
            }
            if (i < parts1.length) {
                return isNumber(parts1[i]) ? 1 : -1;
            }
            if (i < parts2.length) {
                return isNumber(parts2[i]) ? -1 : 1;
            }
            return 0;
        }