Functional Java: A Guide to Lambdas and Functional Programming in Java 8

Overview

With the release of version 8, functional programming has finally come to Java-bringing a brand new way of thinking about code. It is an update like no other in Java's history, introducing new syntax, new libraries, and a new programming paradigm. This guide will help you make sense of these changes and keep you on top of the latest Java programming techniques. Written concisely by a veteran Java practitioner, it is perfect for developers wanting working knowledge of Java-style functional programming.

Contents:

• The juncture of Java and functional programming: An examination of functional programming and how it fits into Java.
• The complete anatomy of the lambda: An analysis of lambdas, method references, default methods, and functional interfaces.
• New and improved libraries: A description of the standard functional interfaces and the newly functionalized Collections library.
• Streams: A look into the Streams library, how to think in streams, and how to best use streams-the most exciting Java 8 feature.
• Parallelism: A discussion on functional-style parallelism for modern multi-core CPU architectures.
• Java functional theory: An overview of Java-style currying, higher-order functions, partial application, and functional composition.
• Thinking functionally: A primer on applying functional thinking to solve problems.

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