MethodInterceptor的使用与AOP的关系解读

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-aop</artifactId>
        </dependency>

import jakarta.annotation.Resource;
import org.springframework.aop.aspectj.AspectJExpressionPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class ServiceInterceptorConfig {

    private static final String EXECUTION = "execution(* com.lhz.demo.service.UserService.*(..))";

    @Resource
    private ServiceInterceptor serviceInterceptor;

    @Bean
    public DefaultPointcutAdvisor defaultPointcutAdvisor() {
        DefaultPointcutAdvisor advisor = new DefaultPointcutAdvisor();

        AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
        pointcut.setExpression(EXECUTION);

        advisor.setPointcut(pointcut);
        advisor.setAdvice(serviceInterceptor);
        advisor.setOrder(-1);
        return advisor;
    }
}

@Component
@Slf4j
public class ServiceInterceptor implements MethodInterceptor {
    @Override
    public Object invoke(MethodInvocation methodInvocation) throws Throwable {
        log.info("进入ServiceInterceptor...");
        Object[] arguments = methodInvocation.getArguments();
        return methodInvocation.proceed();
    }
}

@Aspect
@Component
@Slf4j
@Order(-2)
public class ServiceAop {

    @Pointcut("execution(* com.lhz.demo.service.UserService.*(..))")
    public void point() {
    }

    @Before("point()")
    public void doBeforeAdvice(JoinPoint point) {
        log.info("进入前置通知...");
    }

    @Around("point()")

    public void doAroundAdvice(ProceedingJoinPoint point) throws Throwable {

        log.info("进入环绕通知...");

        point.proceed();

    }

}