void maybeScheduleUserProfiling(Transaction transaction, String user) {
UserRecordingConfig userRecordingConfig = configService.getUserRecordingConfig();
if (!userRecordingConfig.enabled()) {
return;
}
if (!user.equalsIgnoreCase(userRecordingConfig.user())) {
return;
}
// schedule the first stack collection for configured interval after transaction start (or
// immediately, if the transaction's total time already exceeds configured collection
// interval)
int intervalMillis = userRecordingConfig.profileIntervalMillis();
ScheduledRunnable userProfileRunnable = new UserProfileRunnable(transaction, configService);
long initialDelay =
Math.max(0, intervalMillis - NANOSECONDS.toMillis(transaction.getDurationNanos()));
userProfileRunnable.scheduleWithFixedDelay(
scheduledExecutor, initialDelay, intervalMillis, MILLISECONDS);
transaction.setUserProfileRunnable(userProfileRunnable);
}
