execution(* com.example.service.*.*(..)) import org.aspectj.lang.JoinPoint; import org.aspectj.lang.annotation.Aspect; import org.aspectj.lang.annotation.Before; @Aspect public class LogAspect { @Before("execution(* com.example.service.Service.*(..))") public void logBefore(JoinPoint joinPoint) { System.out.println("[" + joinPoint.getSignature().getClassName() + "." + joinPoint.getSignature().getName() + "] start"); } }