import org.aspectj.lang.JoinPoint;import org.aspectj.lang.annotation.Aspect;import org.aspectj.lang.annotation.Before;import org.aspectj.lang.annotation.Pointcut;import org.springframework.stereotype.Component;import java.lang.reflect.Method;@Aspect@Componentpublic class HandleParamAop {    @Pointcut("@annotation(org.springframework.web.bind.annotation.RequestMapping)")    public void handleParamAop() {    }    @Before("handleParamAop()")    public void paramHandler(JoinPoint joinPoint) throws Throwable {        Object[] argc = joinPoint.getArgs();        Class clazz;        Method[] methods;        for (Object object : argc) {            if (null == object) {                continue;            }            clazz = object.getClass();            methods = clazz.getMethods();            // 这里的methods会包含父类的public方法，也包括Object类的method            for (Method method : methods) {                if (method.getName().equals("setCreator")) {                    method.invoke(object, 49L);                }                if (method.getName().equals("setModifier")) {                    method.invoke(object, 59L);                }            }        }    }}