public void configureRegistry(IConfigRegistry configRegistry) {
// override the default filter row configuration for painter
configRegistry.registerConfigAttribute(
CELL_PAINTER,
new FilterRowPainter(new FilterIconPainter(GUIHelper
.getImage("filter"))), NORMAL, FILTER_ROW);
// Configure custom comparator on the rating column
configRegistry.registerConfigAttribute(
FilterRowConfigAttributes.FILTER_COMPARATOR,