This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I would like to put some data in a JTable: I would like to draw circles in a Graphics and I would like to enter center and radius in a JTable (columns: center, radius and each circle corresponds to a row) please help me, I am new in Java and french
Well, it depends how new you are to Java... (anyway welcome) And being french is not a problem either ;) If your problem is to use a JTable, then have a look at the tutorial: How to Use Tables. For the circles, try this: Shapes.