Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trial
David Dill
3,956 PointsJava Spring Dependency Injection
I'm wondering how you would achieve dependency injection in Spring for different classes.
For example: Let's say I have an interface called Calculator. I also have two different concrete classes that implement that interface. How does Spring distinguish which one of these I would like to inject?
2 Answers
David Dill
3,956 Pointsmistake
David Dill
3,956 Pointsmistake