查看系统中有多少个表，已经表所对应的JPA定义文件

zangcf

所有的表定义在如下目录

其中包括如下：
Accessory.java
Activity.java
ActivityGoods.java
Address.java
Advert.java
AdvertPosition.java
Album.java
Area.java
Article.java
ArticleClass.java
Bargain.java
BargainGoods.java
Chatting.java
ChattingFriend.java
ChattingLog.java
CombinLog.java
Complaint.java
ComplaintGoods.java
ComplaintSubject.java
Consult.java
Coupon.java
CouponInfo.java
DeliveryGoods.java
DeliveryLog.java
Document.java
Dynamic.java
Evaluate.java
ExpressCompany.java
Favorite.java
GoldLog.java
GoldRecord.java
Goods.java
GoodsBrand.java
GoodsBrandCategory.java
GoodsCart.java
GoodsClass.java
GoodsClassStaple.java
GoodsFloor.java
GoodsReturn.java
GoodsReturnItem.java
GoodsReturnLog.java
GoodsSpecification.java
GoodsSpecProperty.java
GoodsType.java
GoodsTypeProperty.java
Group.java
GroupArea.java
GroupClass.java
GroupGoods.java
GroupPriceRange.java
HomePage.java
HomePageGoodsClass.java
IntegralGoods.java
IntegralGoodsCart.java
IntegralGoodsOrder.java
IntegralLog.java
Message.java
MobileVerifyCode.java
Navigation.java
OrderForm.java
OrderFormLog.java
Partner.java
Payment.java
Predeposit.java
PredepositCash.java
PredepositLog.java
RefundLog.java
Report.java
ReportSubject.java
ReportType.java
Res.java
Role.java
RoleGroup.java
SnsAttention.java
SnsFriend.java
SpareGoods.java
SpareGoodsClass.java
SpareGoodsFloor.java
Store.java
StoreCart.java
StoreClass.java
StoreGrade.java
StoreGradeLog.java
StoreNavigation.java
StorePartner.java
StorePoint.java
StoreSlide.java
StoreStat.java
SysConfig.java
SysLog.java
Template.java
TransArea.java
Transport.java
User.java
UserConfig.java
UserGoodsClass.java
Visit.java
WaterMark.java
ZTCGoldLog.java

zangcf

DAO对Entity进行操作