private static boolean isAddressable()

in mail-archive/server/src/main/java/org/apache/sling/mailarchiveserver/impl/ThreadKeyGeneratorImpl.java [67:74]

• 8 lines of code
• 3 McCabe index (conditional complexity)

    private static boolean isAddressable(String subject) {
        for (char c : subject.toCharArray()) {
            if (isLetterOrDigit(c)) {
                return true;
            }
        }
        return false;
    }