import org.apache.wicket.spring.common.QueryParam;
public abstract class ContactDataProvider extends SortableDataProvider
{
public ContactDataProvider()
{
<BUG>setSort("firstName", true);
</BUG>
}
protected abstract ContactDao getContactDao();
public final Iterator iterator(int first, int count)

import org.apache.wicket.spring.common.QueryParam;
public abstract class ContactDataProvider extends SortableDataProvider
{
public ContactDataProvider()
{
setSort("firstName", SortOrder.ASCENDING);
}
protected abstract ContactDao getContactDao();
public final Iterator iterator(int first, int count)
