@Override
	public TableCellRenderer getRenderer(int index) {
		return tableColumns.get(index).getColumnRenderer();
	}
Gets the special table cell renderer for the specified table field column. A null value
indicates that this field uses a default cell renderer.

@param index the model column index
@return a table cell renderer for this field. Otherwise, null if a default renderer should be
        used.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GDynamicColumnTableModel.java