This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Howdy. The API will tell you the methods of the Graphic class that you will need. The paintComponent method is the place to put your changes. The circle is simple enough, just use drawOval(), the numbers can be put in with drawString().