in src/main/java/com/googlesource/gerrit/plugins/multisite/index/ChangeCheckerImpl.java [152:164]
private long getTsFromChangeAndDraftComments(ChangeNotes notes) {
Change change = notes.getChange();
Timestamp changeTs = Timestamp.from(change.getLastUpdatedOn());
try {
for (HumanComment comment : commentsUtil.draftByChange(changeNotes.get())) {
Timestamp commentTs = comment.writtenOn;
changeTs = commentTs.after(changeTs) ? commentTs : changeTs;
}
} catch (StorageException e) {
log.warn("Unable to access draft comments for change {}", change, e);
}
return changeTs.getTime() / 1000;
}