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Java 9 Dependency Injection
book

Java 9 Dependency Injection

by Nilang Patel, Krunal Patel
April 2018
Intermediate to advanced content levelIntermediate to advanced
246 pages
6h 11m
English
Packt Publishing
Content preview from Java 9 Dependency Injection

IoC containers

So far, we have talked about the code or framework that plays the role of dependency provider. It can be any custom code or full-fledged IoC container. Some developers refer to it as a DI container, but we will simply call it a container.

If we write custom code to supply dependency, things get smoother until we have just a single level of dependency. Take the scenario where our client classes are also dependent of some other modules. This results in chained or nested dependencies.

In this situation, implementing dependency injection will become quite complicated through manual code. That is where we need to rely on containers. 

A container takes care of creating, configuring, and managing objects. You just need to do configuration, ...

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Publisher Resources

ISBN: 9781788296250Supplemental Content