Also known as the Java 8 Predicate -- which stems from the JDK version where functional programming was introduced to developers -- this simple interface defines five methods, although only the Java ...

Here is a lambda expression and Predicate example: The functional Predicate interface gets used extensively by the Java 8 Streams API. Any developer who wants to master functional programming in Java ...

Those are functional Interfaces and Lambda. Java 8 will have a new feature called functional interfaces. Basically, default methods are added to an interface and do not have to be overridden in ...