ef.setInjecting(new InjectToMap(key));
ef.setEjecting(new EjectFromMap(key));
en.addMappingField(ef);
}
en.checkCompositeFields(null);
// 最后在数据库中验证一下实体各个字段
support.run(new ConnCallback() {
public void invoke(Connection conn) throws Exception {
support.expert.setupEntityField(conn, en);