Assuming that random is a SecureRandom object, explain in detail the stream pipeline:rando...

Assuming that random is a SecureRandom object, explain in detail the stream pipeline:

random.ints(1000000, 1, 3)
 .boxed()
 .collect(Collectors.groupingBy(Function.identity(),
  Collectors.counting()))
 .forEach((side, frequency) ->
  System.out.printf("%-6d%d%n", side, frequency));