By Raoul-Gabriel Urma, Mario Fusco, Alan Mycroft
Java eight in Action is a in actual fact written consultant to the hot beneficial properties of Java eight. The e-book covers lambdas, streams, and functional-style programming. With Java 8's useful beneficial properties now you can write extra concise code in much less time, and in addition instantly take advantage of multicore architectures. it is time to dig in!
Purchase of the print e-book incorporates a unfastened booklet in PDF, Kindle, and ePub codecs from Manning Publications.
About the Book
Every new edition of Java is necessary, yet Java eight is a online game changer. Java eight in Action is a basically written consultant to the hot positive aspects of Java eight. It starts off with a realistic creation to lambdas, utilizing real-world Java code. subsequent, it covers the hot Streams API and exhibits how one can use it to make collection-based code noticeably more uncomplicated to appreciate and keep. It additionally explains different significant Java eight good points together with default equipment, non-compulsory, CompletableFuture, and the hot Date and Time API.
This ebook is written for programmers acquainted with Java and easy OO programming.
- How to take advantage of Java 8's robust new features
- Writing potent multicore-ready applications
- Refactoring, trying out, and debugging
- Adopting functional-style programming
- Quizzes and quick-check questions
About the Authors
Raoul-Gabriel Urma is a software program engineer, speaker, coach, and PhD candidate on the college of Cambridge. Mario Fusco is an engineer at pink Hat and author of the lambdaj library. Alan Mycroft is a professor at Cambridge and cofounder of the Raspberry Pi Foundation.
Table of Contents
- Java eight: why in the event you care?
- Passing code with habit parameterization
- Lambda expressions
- Introducing streams
- Working with streams
- Collecting information with streams
- Parallel info processing and performance
PART three powerful JAVA eight PROGRAMMING
- Refactoring, trying out, and debugging
- Default methods
- utilizing non-compulsory as a greater substitute to null
- CompletableFuture: composable asynchronousprogramming
- New Date and Time API
- Thinking functionally
- Functional programming techniques
- Blending OOP and FP: evaluating Java eight and Scala
- Conclusions and the place subsequent for Java
- Miscellaneous language updates
- Miscellaneous library updates
- Performing a number of operations in parallelon a stream
- Lambdas and JVM bytecode
PART 1 FUNDAMENTALS
PART 2 FUNCTIONAL-STYLE info PROCESSING
PART four past JAVA 8
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Extra info for Java 8 in Action: Lambdas, Streams, and functional-style programming
Part 2. three. three indicates a quick preview of ways lambda expressions could make your code extra readable prior to we talk about them intimately within the subsequent bankruptcy. 2. three. 1. nameless periods nameless sessions are just like the neighborhood periods (a category outlined in a block) that you’re already acquainted with in Java. yet nameless periods don’t have a reputation. they permit you to claim and instantiate a category even as. In different phrases, they enable you to create advert hoc implementations. forty eight 2. three. 2. 5th try out: utilizing an nameless type the subsequent code indicates how one can rewrite the filtering instance by means of developing an item that implements ApplePredicate utilizing an nameless type: nameless sessions are usually utilized in the context of GUI purposes to create event-handler items (here utilizing the JavaFX API, a contemporary UI platform for Java): button. setOnAction(new EventHandler