JDK Enhancement Proposal (JEP) 191 defines the Java Foreign Function Interface (FFI), which are interfaces that can bind native functions to Java methods and can manage blocks of native memory.

With a basic understanding of these functional interfaces, you can easily master the other 35 or so functions because the remainder simply build on these five concepts. Just look at the various ...

You can use Java’s pre-defined functional interfaces (discussed later), or you can easily specify your own, as follows: @FunctionalInterface interface Function<T, R> { R apply(T t); } ...

In Java, we can implement the functional interface with a lambda expression and pass it to a method, then execute the function after an operation is finished. Here’s how that looks in code: ...

Java EE8 will add a functional programming language capability, and marrying functional language programming with cloud parallelism should create new microservice models for enterprise applications.