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COMS S1007
Object-Oriented Programming
and Design in Java
July 15, 2008
Last week
• Review of Java basics
– Third edition: Chapters 1-7 except “T”
(Testing) and “G” (Graphics) sections
• Designing Java classes
– Third edition: Read sections 8.1 – 8.9
• Software Engineering
– Third edition: 12.1 – 12.5
• Software Testing
– Third edition: 2.8, 3.6, 5.5, 7.8
• Interfaces and Polymorphism
– Sections 9.1 – 9.5
• Inheritance
– Sections 10.1 – 10.8
• UML class diagrams
• NetBeans and Eclipse
Next time
• On Thursday, we will start looking at basic
2D graphics in Java
• Bring your laptop for in-class exercises
– Please notify us if you don’t have one
• Make sure you have an IDE installed
Homework #1
• Link is posted on website
• Due Thursday at 5:30pm
• Print a copy of your source code AND submit it
electronically via CourseWorks
• Only registered students’ submissions will be
Comments on Homework #1
• When writing an email, your program does
not have to check for valid email
addresses, comma-separated lists, etc.
– it’s even okay if the recipient list, subject, or
message is blank
• When reading emails, you can assume
that the “inbox” file is always correctly
Comments on Homework #1
• Your program should never crash, no matter
– Asking for the “next” page when on the last one
– Asking for the “prev” page when on the first one
– Asking to read an invalid email ID number
– Entering an invalid option for a menu
– Not specifying the names of the two files