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Java 8 in Action
book

Java 8 in Action

by Mario Fusco, Alan Mycroft, Raoul-Gabriel Urma
August 2014
Intermediate to advanced content levelIntermediate to advanced
424 pages
13h 50m
English
Manning Publications
Content preview from Java 8 in Action

Appendix A. Miscellaneous language updates

In this appendix, we discuss three other language updates in Java 8: repeated annotations, type annotations, and generalized target-type inference. Appendix B discusses library updates in Java 8. We don’t discuss JDK 8 updates such as Nashorn and Compact Profiles because they’re new JVM features. This book focuses on library and language updates. We invite you to read the following links if you’re interested in Nashorn and Compact Profiles: http://openjdk.java.net/projects/nashorn/ and http://openjdk.java.net/jeps/161.

A.1. Annotations

The annotation mechanism in Java 8 has been enhanced in two ways:

  • You can repeat annotations.
  • You can annotate any type uses.

Before we explain these updates, ...

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