Java By Comparison

What Have You Learned?

As you’ve seen in this chapter, the functional style really makes for a different way to program Java. You can be so much more concise if you just describe what you want to achieve instead of instructing the computer step-by-step.

If coding the imperative way still feels more natural, remember that you just might be more familiar with this style. After all, this was the way you learned first. Keep in mind that the unfamiliar is not necessarily the more complex—you just need to get used to it. But you already know the basics.

You’re able to iterate over data structures more efficiently by converting them into streams, and you know how to get back into the imperative style even in complex situations. You also learned how ...