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Modular Programming in Java 9

You're reading from   Modular Programming in Java 9 Build large scale applications using Java modularity and Project Jigsaw

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Product type Paperback
Published in Aug 2017
Publisher Packt
ISBN-13 9781787126909
Length 298 pages
Edition 1st Edition
Languages
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Author (1):
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Koushik Srinivas Kothagal Koushik Srinivas Kothagal
Author Profile Icon Koushik Srinivas Kothagal
Koushik Srinivas Kothagal
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Table of Contents (13) Chapters Close

Preface 1. Introducing Java 9 Modularity 2. Creating Your First Java Module FREE CHAPTER 3. Handling Inter-Module Dependencies 4. Introducing the Modular JDK 5. Using Platform APIs 6. Module Resolution, Readability, and Accessibility 7. Introducing Services 8. Understanding Linking and Using jlink 9. Module Design Patterns and Strategies 10. Preparing Your Code for Java 9 11. Migrating Your Code to Java 9 12. Using Build Tools and Testing Java Modules

Revisiting the two problems

We started this chapter looking at two issues with the Java platform:

  • The monolithic runtime
  • The lack of API encapsulation features

Interestingly, the modularization of the Java platform provides solutions to both these problems.

Solving the monolithic runtime

There is a distinct advantage of knowing which platform modules your application belongs to. It is a clear indication of which platform modules it doesn't need--which is anything the modules in the application doesn't use! So, for example, if your application contains modules that only require the platform modules java.base and java.logging, you can essentially create a small subset of the Java platform consisting of just those...

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