定义一个通用的切面

@Aspect
@Component
public class SearchCenterServiceAspect {
    private static final Logger logger = LoggerFactory.getLogger(SearchCenterServiceAspect.class);

    /**
     * 用来记录请求进入的时间，防止多线程时出错
     */
    private ThreadLocal<Long> startTime = new ThreadLocal<>();


    /**
     * 定义切入点，controller下面的所有类的所有公有方法
     */
    @Pointcut("execution(public * com.xxx.service.bus.*.*(..))")
    public void point() {
    }


    /**
     * 方法之前执行，日志打印请求信息
     * @param joinPoint
     */
    @Before("point()")
    public void doBefore(JoinPoint joinPoint) {
        logger.info("request=" + getMethodNameAndArgs(joinPoint));
    }


    @After("point()")
    public void doAfter() {
        long endTime = System.currentTimeMillis();
    }

    /**
     * 方法返回之前执行
     * @param object
     */
    @AfterReturning(returning = "object", pointcut = "point()")
    public void doAfterReturning(JoinPoint joinPoint, Object object) {
    }

    /**
     * 获取方法名和参数
     * @param joinPoint
     * @return
     */
    private String getMethodNameAndArgs(JoinPoint joinPoint) {
        Object[] args = joinPoint.getArgs();
        StringBuffer sb = new StringBuffer("methodName:");
        sb.append(joinPoint.getTarget().getClass().getName() + "."
                + joinPoint.getSignature().getName() + "(");
        for (int i = 0; i < args.length; i++) {
            sb.append("arg[" + i + "]: " + args[i] + ",");
        }
        if (args.length > 0) {
            sb.deleteCharAt(sb.length() - 1);
        }
        sb.append(")");
        return sb.toString();
    }

}