private void maybeRotate()

in geronimo-metrics-common/src/main/java/org/apache/geronimo/microprofile/metrics/common/ConcurrentGaugeImpl.java [90:104]

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

    private void maybeRotate() {
        final Instant now = CLOCK.instant();
        if (now.isAfter(currentMinute)) {
            synchronized (this) {
                if (now.isAfter(currentMinute)) {
                    final long count = delegate.get();
                    lastMin = min.getAndSet(count);
                    lastMax = max.getAndSet(count);
                    min.set(count);
                    max.set(count);
                    currentMinute = now;
                }
            }
        }
    }