OCP Oracle Certified Professional Java SE 17 Developer Study Guide

Chapter 12Modules

OCP EXAM OBJECTIVES COVERED IN THIS CHAPTER:

• Packaging and deploying Java code and use the Java Platform Module System
  • Define modules and their dependencies, expose module content including for reflection. Define services, producers, and consumers
  • Compile Java code, produce modular and non-modular jars, runtime images, and implement migration using unnamed and automatic modules

Packages can be grouped into modules. In this chapter, we explain the purpose of modules and how to build your own. We also show how to run them and how to discover existing modules. Next, we cover strategies for migrating an application to use modules, running a partially modularized application, and dealing with dependencies. We then ...