英语资料，很有用的哦

<hibernate-mapping> <class name="com.hibernate.model.SystemClassInfo" table="system_class_info" schema="dbo" catalog="db_school"> <id name="classid" type="java.lang.String"> <column name="classid" length="10" /> <generator class="assigned" /> </id> <many-to-one name="systemSpecialtyCode" class="com.hibernate.model.SystemSpecialtyCode" fetch="select" lazy="false"> <column name="sp_code" length="4" /> </many-to-one> <many-to-one name="systemGradeCode" class="com.hibernate.model.SystemGradeCode" fetch="select" lazy="false"> <column name="gr_code" length="4" /> </many-to-one> <property name="classmc" type="java.lang.String"> <column name="classmc" length="20" /> </property> </class> </hibernate-mapping>

英语四六级资料英语四六级资料英语四六级资料英语四六级资料

public static void main(String[]args){ BusServer bus=new BusServer(); Customer customer=new Customer("Laosan","Zhang",'M',new HashSet(),"A good citizen!"); Order order1=new Order("Order001",100,customer); Order order2=new Order("Order002",200,customer); customer.getOrders().add(order1); customer.getOrders().add(order2); bus.saveCustomer(customer);