我有一个持久对象(Action)和自动生成的数据模型(Action_)。通过拥有一个 Action 类的对象和一个 SingularAttribute 的实例,是否可以获得与给定 SingularAttribute 对应的字段?
我需要这样的功能:
public S getValue(T object,SingularAttribute<T,S> attribute);
我的实体类(Action.java):
@Entity
@Table(name="ACTION")
public class Action implements Serializable {
private long id;
private String name;
public Action() {
}
@Id
@Column(unique=true, nullable=false, precision=6)
public long getId() {
return this.id;
}
public void setId(long id) {
this.id = id;
}
@Column(length=50)
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
}
我的元模型类(Action_.java):
@StaticMetamodel(Action.class)
public class Action_ {
public static volatile SingularAttribute<Action, Long> id;
public static volatile SingularAttribute<Action, String> name;
}