How to handle cell events like focus lost in  jtable

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Hi,
I have faced a problem relating jtable.Upon focus lost on particular cell the values in the other cells need to change accordingly.Out of 7 columns, upon entering an integer value in one column accordingly 3 columns need to update the values fetched from database and get disabled.The columns being updated have a combobox in which the value is to be shown.....Please look at it and provide a working solution.
Looking forward,
chandra
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Try using a TableModelListener:
http://forum.java.sun.com/thread.jspa?forumID=57&threadID=566133

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