If you are transforming resultset into List of JavaBeans you need to override toBeanList() and not toBean() method.
Final handler class overrided BasicRowProcessor looks like this:
public class MonthOrderCountHandler extends BasicRowProcessor {
@Override
public List toBeanList(ResultSet rs, Class clazz) {
try {
List newlist = new LinkedList();
while (rs.next()) {
newlist.add(toBean(rs, clazz));
}
return newlist;
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
}
@Override
public Object toBean(ResultSet rs, Class type) throws SQLException {
// Year
Year year = new Year();
year.setYearNo(rs.getInt("yearNo"));
year.setYear4(rs.getString("year4"));
year.setYear2(rs.getString("year2"));
// Quarter
Quarter quarter = new Quarter();
quarter.setQuarterNo(rs.getInt("quarterNo"));
// Month
Month m = new Month();
m.setYear(year);
m.setQuarter(quarter);
m.setMonthAbbreviation(rs.getString("monthAbbreviation"));
m.setMonthName(rs.getString("monthName"));
m.setMonthNo(rs.getInt("monthNo"));
// Final bean
MonthOrderCount result = new MonthOrderCount();
result.setMonth(m);
result.setOrderCount(rs.getInt("orderCount"));
return result;
}
}
I hope it helps someone.