Whichinterfacemustasessionattributeimplementifitneedstobenotifiedwhenawebcontainerpersistsasession?()A.javax.servlet.http.HttpSessionListenerB.javax.servlet.http.HttpSessionBindingListenerC.javax.servlet.http.HttpSessionAttributeListenerD.javax.servlet.ht
题目
Whichinterfacemustasessionattributeimplementifitneedstobenotifiedwhenawebcontainerpersistsasession?()
A.javax.servlet.http.HttpSessionListener
B.javax.servlet.http.HttpSessionBindingListener
C.javax.servlet.http.HttpSessionAttributeListener
D.javax.servlet.http.HttpSessionActivationListener
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参考答案和解析
参考答案：D