DbAttribute attr = getAttribute(row);
if (attr == null) {
return;
}
AttributeEvent e = new AttributeEvent(eventSource, attr, entity);
switch (col) {
case DB_ATTRIBUTE_NAME:
e.setOldName(attr.getName());
attr.setName((String) newVal);
((DbEntity) attr.getEntity()).dbAttributeChanged(e);
fireTableCellUpdated(row, col);
break;