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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 FREE CHAPTER 2. Creating Your First Java Module 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

Compiling two modules

Now the module path (the src directory) has two modules. We can now run the javac command to compile all classes in both modules, since we are supplying src as the module source path.

Here, packt.sortutil is the simpler of the two modules. Since it doesn't have any external dependencies, this should just work like the packt.addressbook module did in the previous chapter. Let's look at the packt.addressbook module. Things are more interesting here. Since we've moved the sort related classes to the packt.sortutil module, the packt.addressbook module doesn't have the classes in the packt.util package anymore. But there is code in the module that still uses it. Notice what happens when we try to compile both the modules with the same command as the previous chapter. This time, since we are compiling two modules, we specify both the module...

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