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What is the main purpose of the @Before advice in Spring AOP?

easy📝 Conceptual Q11 of 15
Spring Boot - Aspect-Oriented Programming
What is the main purpose of the @Before advice in Spring AOP?
ATo replace the matched method entirely
BTo run code right before the matched method executes
CTo run code after the matched method completes
DTo handle exceptions thrown by the matched method
Step-by-Step Solution
Solution:
  1. Step 1: Understand the role of @Before advice

    @Before advice is designed to execute code just before the target method runs.
  2. Step 2: Compare with other advice types

    @After runs after method completion, @Around can replace, and @AfterThrowing handles exceptions.
  3. Final Answer:

    To run code right before the matched method executes -> Option B
  4. Quick Check:

    @Before advice = runs before method [OK]
Quick Trick: Remember: @Before means before method starts [OK]
Common Mistakes:
  • Confusing @Before with @After or @Around advice
  • Thinking @Before replaces the method
  • Assuming @Before handles exceptions

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