Code to set a Jtable column to fit its contents

Code to set a column to fit its contents,

TableColumn column = table.getColumnModel().getColumn(columnIndex);
int w = column.getWidth();
int n = table.getRowCount();
for (int i = 0; i < n; i ++)
{
 TableCellRenderer r = table.getCellRenderer(i, this.columnIndex);
 Component c = r.getTableCellRendererComponent(
   table,
   table.getValueAt(i, columnIndex),
   false,
   false,
   i,
   columnIndex);
 w = Math.max(w, c.getPreferredSize().width);
}
column.setPreferredWidth(w);