Auto resize the widths of JTable's columns dynamically

Question

I have a JTable with 3 columns:

- No. #
- Name
- PhoneNumber

I want to make specific width for each column as follows:

Answer 1

Use the addRow(...) method of the DefaultTableModel to add data to the table dynamically.

Update:

To adjust the width of a visible column I think you need to use:

tableColumn.setWidth(...);