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Java 9 Programming By Example

You're reading from   Java 9 Programming By Example Your guide to software development

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Product type Paperback
Published in Apr 2017
Publisher Packt
ISBN-13 9781786468284
Length 504 pages
Edition 1st Edition
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Author (1):
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Peter Verhas Peter Verhas
Author Profile Icon Peter Verhas
Peter Verhas
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Table of Contents (11) Chapters Close

Preface 1. Getting Started with Java 9 2. The First Real Java Program - Sorting Names FREE CHAPTER 3. Optimizing the Sort - Making Code Professional 4. Mastermind - Creating a Game 5. Extending the Game - Run Parallel, Run Faster 6. Making Our Game Professional - Do it as a Webapp 7. Building a Commercial Web Application Using REST 8. Extending Our E-Commerce Application 9. Building an Accounting Application Using Reactive Programming 10. Finalizing Java Knowledge to a Professional Level

Logging


There are several logging frameworks available for Java and each has advantages and disadvantages. There is one built into JDK in the java.util.logging package and accessing the logger is supported by the System.getLogger method: the System.Logger and System.LoggerFinder classes. Even though java.util.logging has been available in Java since JDK 1.4, a lot of programs use other logging solutions. In addition to the built-in logging, we have to mention log4j, slf4j and Apache Commons Logging. Before getting into the details of the different frameworks, let's discuss why it is important to use logging instead of just printing to the standard output.

Configurability

The most important reason is configurability and ease of use. We use logging to record information about the operation of code. This is not the core functionality of the application but is inevitable to have a program that can be operated. There are messages we print out to the log, which can be used by the operating personnel...

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