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@Aspect
@Component
@Configuration
public class DaoAspect {
private static final String createBy = "createBy";
private static final String createTime = "createTime";
private static final String lastUpdateBy = "lastUpdateBy";
private static final String lastUpdateTime = "lastUpdateTime";
@Pointcut("execution(* com.louis.kitty.*.dao.*.update*(..))")
public void daoUpdate() {
}
@Pointcut("execution(* com.louis.kitty.*.dao.*.insert*(..))")
public void daoCreate() {
}
@Around("daoUpdate()")
public Object doAroundUpdate(ProceedingJoinPoint pjp) throws Throwable {
ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
//获取request 上下文请求
if (attributes == null) {
return pjp.proceed();
//调用了目标方法，并获取其返回值；
}
HttpServletRequest request = attributes.getRequest();
String token = request.getHeader("token");
String username = getUserName();
if (token != null && username != null) {
Object[] objects = pjp.getArgs();//获取当前方法请求的参数对象
if (objects != null && objects.length > 0) {
for (Object arg : objects) {
BeanUtils.setProperty(arg, lastUpdateBy, username);//绑定参数对象
BeanUtils.setProperty(arg, lastUpdateTime, new Date());
}
}
}
Object object = pjp.proceed();
return object;
}
@Around("daoCreate()")
public Object doAroundCreate(ProceedingJoinPoint pjp) throws Throwable {
ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
if (attributes == null) {
return pjp.proceed();
}
Object[] objects = pjp.getArgs();
if (objects != null && objects.length > 0) {
for (Object arg : objects) {
String username = getUserName();
if (username != null) {
if (StringUtils.isBlank(BeanUtils.getProperty(arg, createBy))) {
BeanUtils.setProperty(arg, createBy, username);
}
if (StringUtils.isBlank(BeanUtils.getProperty(arg, createTime))) {
BeanUtils.setProperty(arg, createTime, new Date());
}
}
}
}
Object object = pjp.proceed();
return object;
}
private String getUserName() {
return SecurityUtils.getUsername();
}
}
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