August 2017
Beginner
298 pages
7h 26m
English
Content preview from Modular Programming in Java 9
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Drawing the module graph
Let's draw the module graph that represents the interaction between the service provider and consumer modules. We know how to represent readability relationships. How about service consumer and provider dependencies? The following diagram uses arrows to depict both the uses and provides dependencies, with labels to identify them:
The lack of dependencies between the consumer and provider modules is the key to loose coupling that is enabled using services.
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