private static boolean invoke(
PageContext pc, Query qry, UDF udf, ExecutorService es, List<Future<Data<Object>>> futures)
throws CasterException, PageException {
final int pid = pc.getId();
ForEachQueryIterator it = new ForEachQueryIterator(qry, pid);
boolean async = es != null;
double r;
Object res, row;
try {
while (it.hasNext()) {
row = it.next();
r = Caster.toDoubleValue(qry.getCurrentrow(pid));
res = _inv(pc, udf, new Object[] {row, r, qry}, r, row, es, futures);
if (!async && !Caster.toBooleanValue(res)) {
return false;
}
}
} finally {
it.reset();
}
return true;
}
