double UAWMean::predictUtility(double u) const {
double s = currentSum;
// need to subtract oldest entry
s -= oldest();
s += u;
return s / getSize();
}
void LogBuffer::formatStatistics(char **strp, uid_t uid, unsigned int logMask) {
log_time oldest(CLOCK_MONOTONIC);
pthread_mutex_lock(&mLogElementsLock);
// Find oldest element in the log(s)
LogBufferElementCollection::iterator it;
for (it = mLogElements.begin(); it != mLogElements.end(); ++it) {
LogBufferElement *element = *it;
if ((logMask & (1 << element->getLogId()))) {
oldest = element->getMonotonicTime();
break;
}
}
stats.format(strp, uid, logMask, oldest);
pthread_mutex_unlock(&mLogElementsLock);
}
void UAWMean::addHook(double u) {
currentSum -= oldest();
UAWindow::addHook(u);
currentSum += u;
}
