You’ll also learn how the interface has evolved in Java 8, with the addition of default and static methods, and in Java 9 with the new private methods. These additions make interfaces more ...

you can use the ever-popular Java Predicate interface to help simplify the evaluation of boolean conditions. Also known as the Java 8 Predicate -- which stems from the JDK version where functional ...

Notice the detail that interface methods are implicitly abstract. This means we don’t need to explicitly declare them as abstract. When default methods were introduced in Java 8, some developers ...