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How do I implement dependency injection in Spring?

An example of an AI chatbot conversation about implementing dependency injection in Spring framework.

😀
You

How do I implement dependency injection in Spring?

MagicBuddy
MagicBuddy

To implement dependency injection in Spring, you can use annotations like @Autowired or XML configuration.

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You

Can you explain the difference between constructor injection and setter injection?

MagicBuddy
MagicBuddy

Constructor injection requires the dependencies to be provided at the time of object creation, while setter injection allows them to be set later.

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You

Which method is preferred in Spring?

MagicBuddy
MagicBuddy

Constructor injection is generally preferred as it makes the dependencies explicit and ensures that the object is always in a valid state.

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You

What are some common pitfalls to avoid?

MagicBuddy
MagicBuddy

Common pitfalls include circular dependencies, not using @Component for your classes, and forgetting to enable component scanning.

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