You want to log execution time of all service methods in com.example.service. Which advice type and pointcut combination is best?

hard📝 Application Q8 of 15

Spring Boot - Aspect-Oriented Programming

You want to log execution time of all service methods in com.example.service. Which advice type and pointcut combination is best?

A@AfterThrowing("execution(* com.example.service..*(..))") with timing logic

B@Around("execution(* com.example.service..*(..))") with timing logic

C@AfterReturning("execution(* com.example.service.*.*(..))") with timing logic

D@Before("execution(* com.example.service.*.*(..))") with timing logic

Step-by-Step Solution

Solution:

Step 1: Identify advice for timing
@Around advice can run code before and after method execution, ideal for timing.
Step 2: Choose correct pointcut
Use com.example.service..* to include all methods in package and subpackages.
Final Answer:
@Around("execution(* com.example.service..*(..))") with timing logic -> Option B
Quick Check:
@Around advice best for measuring execution time [OK]

Quick Trick: @Around advice wraps method for timing [OK]

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