java program -- 2

Your system design should conform to the Open Closed Principle so that your design should easily support new functions (e.g. change of name of security) and securities, for example, creation of BankNote record which is a subclass of Security.

You MUST apply the following design patterns for your new system

Command pattern to provide the “create”, “display”, “deposit”, “withdraw”, “undo”,

“redo” and “show undo/redo list” functions

Factory pattern or Abstract Factory Pattern to create different Command objects and Security objects (e.g. Bond object, Stock object, etc.)

Memento pattern to provide “Undo” and “Redo” functions

技能: Java

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( 1条评论 ) HongKong, Hong Kong

项目ID: #12023122

7 威客就此工作平均出价 $196


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$210 HKD 在2天内

Hello, I like to discuss your requirements in brief and present you my queries on your requirements About me: I have 5+years of experience in php WEB APPLICATION and WEBSITE designing and development Technical Sk 更多

$200HKD 在1天里

Warm greetings, I have gone through your requirements and I can do this task. The skills and resources needed for this project are in my genres. I can assure you for a complete professional work in given time line. 更多

$220 HKD 在3天内

I am good in Java Programming. Kindly send me some more information for better understanding. Feel free to contact. Thanks.......! waiting....!

$100 HKD 在5天内

Hey man, you come from HK? Me too. Are you an IVE student? I was one of them. Well, I know what you are talking about so think about letting me earn your HKD$240.

$240 HKD 在14天内

I will make it efficiently, and quickly and i will make the diagrams about the program, if you need to develop it, the documentation is helpful :)

$200 HKD 在3天内

Hello, I am Ankit Parmar. I have 6 years of exp with Java. I would like to message me so we can discuss about this job. Thanks, Ankit

$200HKD 在1天里