private static int compareNumbers()

in intellij-plugin-structure/structure-ide/src/main/java/com/jetbrains/plugin/structure/ide/VersionComparatorUtil.java [99:124]

• 19 lines of code
• 11 McCabe index (conditional complexity)

  private static int compareNumbers(String n1, String n2) {
    // trim leading zeros
    while (!n1.isEmpty() && !n2.isEmpty() && n1.charAt(0) == '0' && n2.charAt(0) == '0') {
      n1 = n1.substring(1);
      n2 = n2.substring(1);
    }

    // starts with zero => less
    if (!n1.isEmpty() && n1.charAt(0) == '0') {
      return -1;
    } else if (!n2.isEmpty() && n2.charAt(0) == '0') {
      return 1;
    }

    // compare as numbers
    final int n1len = n1.length();
    final int n2len = n2.length();

    if (n1len > n2len) {
      n2 = repeatSymbol('0', n1len - n2len) + n2;
    } else if (n2len > n1len) {
      n1 = repeatSymbol('0', n2len - n1len) + n1;
    }

    return n1.compareTo(n2);
  }