Table of Contents

Hashmap

1

Filter out certain values from the Set<Long> (value) of the HashMap below and return the HashMap.

HashMap<Long, Set<Long>> data = new HashMap<Long, Set<Long>>();

2

Filter out certain people from the Set<People> (value) of the HashMap below and return the HashMap.

HashMap<Long, Set<Person>> data = new HashMap<Long, Set<Long>>();