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Final Examination

Date: 08/06/2011

Duration: 120 minutes

SUBJECT: Web Application Development

Dean of School of Computer Science and EngineeringSignature:

Full name: Dr. Nguyen Duc Cuong

Lecturer: Vo Duy KhoiSignature:

Full name: Vo Duy Khoi

INSTRUCTIONS:

Notes: This is an open test. Notebook is allowed to use.

The total point of the final-exam is 100.

Scenario explanation

This exam aims to build a website based on MVC model. The model contains:

- One controller named: FinalController

- Three views named and 1 menu page: index.jsp (contains Main Menu); Login.jsp; viewProfile.jsp; and

Logout.jsp

Main flow of site actions is as follows:

Question 1: (20 points) Write a bean named ProfileBean with properties as details:

- Username: can be get/set.

FinalController

Main menu Login?

View Profile?

Logout?

Already Login? View Profile

Login

Yes

No

No

No

Yes Yes

Yes

Process Login

Back to Main menu

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- Password: can be set/get

- Year Of Birth: can be get only

- Country: can be get only

- Message: can be get only. If username/password are john/123456 then message will be You successfully

login. Otherwise, message will be Invalid login

Question 2: (40 points) Controller implementation

Write code to implement the controller to control the flow as figure above. In the controller, process to check if

user is logged in or not is done by detecting the present of a profile bean. If profile bean is present in session

object, user already logged in. Otherwise user did not log in. In case user did not log in, create a new profile bean

with submitted information.

Assume action strings are Login, Submit Login, View Profile, and Logout corresponding to login action,

login submission action, view profile action and logout action respectively.

Question 3: (20 points) Views implementation

- Index.jsp (main menu): display hyperlink to each view via controller

- Login.jsp: display login page and submit data to controller with Login action string

- viewProfile.jsp: display profile bean information retrieved from session object (if user logged in)

- Logout.jsp: destroy session bean and display a message: You successfully logged out.

The interfaces of the views can be referred to following figures:

Main menu

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Login

View profile

Question 4: (20 points)

Write code to change logout page to simple AJAX action using function document.write() to display whole

page sent from controller.

END