This week's book giveaway is in the Java in General forum. We're giving away four copies of Think Java: How to Think Like a Computer Scientist and have Allen B. Downey & Chris Mayfield on-line! See this thread for details.
And if you need more control over customization of the cell (e.g. to choose your specific custom auto complete combobox instance), then, look at the ComboBoxTableCell source code to see how you may customize it to fit your requirements.