Blog Archive for August 31, 2014

Sorting Lists in Java with Comparators

August 31, 2014

I always forget how to write a comparator in Java, so here's an explanation for me to refer to.

You can sort a collection in Java using Collections.sort(), passing in the collection and a Comparator:

List<Person> lPeopleList = new ArrayList<Person>();
lPeopleList.add …