我刚刚使用org.apache.openjpa.persistence.Meta.AnnotationProcessor6为我的JPA2实体生成MetaModel.
@javax.annotation.Generated (value="org.apache.openjpa.persistence.Meta.AnnotationProcessor6",date="Tue Nov 22 09:49:03 CET 2011") public class Entity_ { public static volatile SingularAttribute<Entity,Entity> id; public static volatile SingularAttribute<Entity,String> value; public static volatile SingularAttribute<Entity,String> order; }@H_301_4@有人可以解释为什么在这种情况下属性被标记为volatile吗? @H_301_4@谢谢.