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private Set<DishInfo> dishInfos;
@OneToMany(cascade=CascadeType.ALL,mappedBy="restaurantInfo")
public Set<DishInfo> getDishInfo() {
return dishInfos;
}
public void setDishInfo(Set<DishInfo> dishInfos) {
this.dishInfos = dishInfos;
}
private RestaurantInfo restaurantInfo;
@ManyToOne(cascade=CascadeType.ALL)
@JoinColumn(name = "restId")
public RestaurantInfo getRestaurantInfo(){
return restaurantInfo;
}
public void setRestaurantInfo(RestaurantInfo restaurantInfo){
this.restaurantInfo = restaurantInfo;
}
<!-- 将HibernateSession开关控制配置在Filter,保证一个请求一个session,并对lazy提供支持 -->
<filter>
<filter-name>OpenSessionInView</filter-name>
<filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class>
<init-param>
<param-name>flushMode</param-name>
<param-value>AUTO</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>OpenSessionInView</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
这个就是解决session关闭问题的
Set<DishInfo> dishInfos =restaurantInfo.getDishInfo();
if (dishInfos = null) {
dishInfos = new HashSet<DishInfo>;
dishInfos .add(dishInfo);
restaurantInfo.setDishInfo(dishInfos );
}else{
dishInfos .add(dishInfo);
}
session.save(restaurantInfo);