This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Then depending on what needs to be shown in the table you might be able to use the standard TableCellRenderers that come with JTable. For example to show an image in a Cell you can use ImageIcon as the type and then you would want to override the following method from AbstractTableModel: