core/src/main/java/org/sakaiproject/nakamura/api/lite/util/Type1UUID.java
static long getTime() {
        if (RANDOM == null)
            initializeForType1();
        long newTime = getUUIDTime();
        if (newTime <= _lastMillis) {
            incrementSequence();
            newTime = getUUIDTime();
        }
        _lastMillis = newTime;
        return newTime;
    }
static long getTime() {
        if (RANDOM == null)
            initializeForType1();
        long newTime = getUUIDTime();
        if (newTime <= _lastMillis) {
            incrementSequence();
            newTime = getUUIDTime();
        }
        _lastMillis = newTime;
        return newTime;
    }
package-visibility for testing