public static int compare()

in intellij-plugin-structure/structure-ide/src/main/java/com/jetbrains/plugin/structure/ide/VersionComparatorUtil.java [56:93]

• 30 lines of code
• 9 McCabe index (conditional complexity)

  public static int compare(@Nullable String ver1, @Nullable String ver2) {
    if (ver1 == null) {
      return (ver2 == null) ? 0 : -1;
    } else if (ver2 == null) {
      return 1;
    }

    ver1 = ver1.toLowerCase();
    ver2 = ver2.toLowerCase();

    final List<String> s1 = splitVersionString(ver1);
    final List<String> s2 = splitVersionString(ver2);

    padWithNulls(s1, s2);

    int res = 0;
    for (int i = 0; i < s1.size(); i++) {
      final String e1 = s1.get(i);
      final String e2 = s2.get(i);

      final VersionTokenType t1 = VersionTokenType.lookup(e1);
      final VersionTokenType t2 = VersionTokenType.lookup(e2);

      if (!t1.equals(t2)) {
        res = comparePriorities(t1, t2);
      } else if (t1 == VersionTokenType._WORD) {
        res = e1.compareTo(e2);
      } else if (t1 == VersionTokenType._DIGITS) {
        res = compareNumbers(e1, e2);
      }

      if (res != 0) {
        return res;
      }
    }

    return 0;
  }