这些对象引用参数在部署描述符(将在运行时解析)中作为资源引用公开。
These object reference parameters are exposed as resource references in the deployment descriptor which will be resolved at run time.
返回的对象还实现了MDB在它的部署描述符中声明的接口。
The object returned also implements the interface that the MDB declared in its deployment descriptor.
相比之下,即使可以通过实例进行访问,描述符仍然属于类级别对象。
In contrast, the descriptor remains a class-level object, even though you can access it through the instance.
应用推荐