s.save( li );
s.flush();
Query query = s.createQuery( "from LineItem l where l.id in (:idList)" );
List list = new ArrayList();
list.add( new Id("123456789", order.getId().getOrderNumber(), "4321") );
list.add( new Id("123456789", order.getId().getOrderNumber(), "1234") );
query.setParameterList( "idList", list );
assertEquals( 2, query.list().size() );
query = s.createQuery( "from LineItem l where l.id in :idList" );
query.setParameterList( "idList", list );