Jump into Java microframeworks, Part 1: Introduction. how-to. Oct 27, 2015 21 mins. ... Now jump back into Application.java and update the index() method as shown in Listing 16. Listing 16.

Every Object in Java includes an equals() and a hashcode() method, but they must be overridden to work properly. To understand how overriding works with equals() and hashcode() , we can study ...