private void visit( final AttributeCol52 o ) {
final int iCol = model.getExpandedColumns().indexOf( o );
for ( List<DTCellValue52> row : model.getData() ) {
final String attributeValue = row.get( iCol ).getStringValue();
if ( !( attributeValue == null || attributeValue.isEmpty() ) ) {
builder.addGenerator( new RuleAttribute( new ValueRuleAttributeIndexTerm( o.getAttribute() ),
new ValueRuleAttributeValueIndexTerm( attributeValue ) ) );
}
}
}