单选题The Squeaky Bean company has decided to port their web application to a new J2EE 1.4 container. Whilereviewing the application, a developer realizes that in multiple places within the current application, nearlyduplicate code exists that finds enterprise beans. Which pattern should be used to eliminate this duplicatecode?()ATransfer ObjectBFront ControllerCService LocatorDIntercepting FilterEBusiness DelegateFModel-View-Controller

单选题
The Squeaky Bean company has decided to port their web application to a new J2EE 1.4 container. Whilereviewing the application, a developer realizes that in multiple places within the current application, nearlyduplicate code exists that finds enterprise beans. Which pattern should be used to eliminate this duplicatecode?()
A

Transfer Object

B

Front Controller

C

Service Locator

D

Intercepting Filter

E

Business Delegate

F

Model-View-Controller


参考解析

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单选题Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly, the consultant created several dozen JSP pages that directly communicate with the database. The Squeaky business team has since purchased a set of business objects to model their system, and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the new system.  Which pattern can the developer use to solve this problem?()A Transfer ObjectB Service LocatorC Intercepting FilterD Business Delegate

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