求大神帮帮忙···
Bmob在一对多的数据存储时出现错误“relation className 'goods' not exists.“
和_User表关联正常,与其他表关联就出现改错误,如何处理
public void saveGoods(String goodsId,String userId){
System.out.println("进入saveGoods。。。。。");
User user = new User();
user.setObjectId(userId);
Goods goods = new Goods();
goods.setObjectId(goodsId);
final Car car=new Car();
car.setGoods(goods);
car.setUser(user);
car.save(context,new SaveListener() {
@Override
public void onSuccess() {
Log.i("saveGoods","添加成功:");
}
@Override
public void onFailure(int i, String s) {
Log.i("saveGoods","失败:"+s.toString());
}
});
}
car.setUser(user); 这句话可以存
car.setGoods(goods);这句话报了标题的错误
实体类
public class Car extends BmobObject {
//购物车字段
private Integer car_num;
private User user;
private Goods goods;
public Car() {
this.setTableName("cars");
}
public Integer getCar_num() {
return car_num;
}
public void setCar_num(Integer car_num) {
this.car_num = car_num;
}
public User getUser(){
return user;
}
public void setUser(User user){
this.user=user;
}
public Goods getGoods(){
return goods;
}
public void setGoods(Goods goods){
this.goods=goods;
}
}
数据库已经添加了pointer这个类型