java - 如何从 SFSB 的 SessionContext 获取业务对象

Question

我不确定以下问题的正确答案是什么。

A developer writes a stateful session bean FooBean with two local business interfaces Foo and bar. The developer wants to write a business method called getBar for interface Foo that returns a Bar reference to the same session bean identity on which the client onvokes getBar. Which code, when inserted on line 12 below implements the getBar method with the wanted behavior?

10. @Resource SessionContext sessionCtx;
11. public Bar getbar () {
12. ?????
13. }

Answer 1

正确答案是getBusinessObject :

return sessionCtx.getBusinessObject(Bar.class)