自己写的active record模式。 实现Java Persistence API(JPA),主要功能是生成增删改的sql语句,查询根据传入的sql。 数据源使用c3p0 ####dependencies:
- java persistence api
- commons-dbutils
####使用:
@Entity
@Table(name = "users")
public class User extends Model implements Serializable{
@Id
@Column(name = "id", nullable = false, unique = true)
private Integer id;
@Column(name = "name", nullable = false)
private String name;
.......
}
@Test
public void insert() {
User u = new User();
u.setName("Jack");
u.insert();
}
@Test
public void query() {
User u = Model.query(User.class, 1);
System.out.println(u);
}