Spring 5 Design Patterns

Setter-based dependency injection

The injector of the container has another way to wire the dependency of the dependent object. In setter injection, one of the ways to fulfil these dependencies is by providing a setter method in the dependent class. Object has a public setter methods that takes dependent classes as method arguments to inject dependencies. For setter-based dependency injection, the constructor of the dependent class is not required. There are no changes required if you change the dependencies of the dependent class. Spring Framework and PicoContainer Framework support setter injection to resolve the dependencies.

Advantages of setter injection

The following are the advantages if you use the setter injection pattern in your ...