java program
$80-240 HKD
Paid on delivery
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
Project ID: #12023049
About the project
4 freelancers are bidding on average $188 for this job
I am Oracle Certified Java Professional having 8 years of experience in Software development and Enterprise System Integration on Java platform. I have a strong bias towards open-source customization and experience in More
Hello, I am so much interested to do the project in lowest rate as ti have found your attached program very interesting. Thnks Pias