If I understand you correctly I would instead impl...

# getting-started

[spand]

If I understand you correctly I would instead implement a comparator with something like:

Comparator {
 fun compare(o1,o2){
return if (o1 == destinationContext.destination.id) -1
else if (o2 == destinationContext.destination.id) 1
else o1.compareTo(o2)
}