我正在使用PlayFramework和EbeanORM。比如说，我有2个相关的实体类(Card.java和FinalMark.java)卡片.java@EntitypublicclassCardextendsModel{privatestaticfinallongserialVersionUID=1L;@Id...@OneToMany(mappedBy="card")publicListfinalMarks;...publicstaticFinderfind=newFinder(Integer.class,Card.class);}FinalMark.java@Entitypublic