public void sort() {
synchronized (this.messages) {
Collections.sort(
this.messages,
new Comparator<Message>() {
@Override
public int compare(Message left, Message right) {
if (left.getTimeSent() < right.getTimeSent()) {
return -1;
} else if (left.getTimeSent() > right.getTimeSent()) {
return 1;
} else {
return 0;
}
}
});
for (Message message : this.messages) {
message.untie();
}
}
}
