void Server::reduce() {
stringstream ss;
string day;
Cities cities;
vector<Reducer*> reducers;
Reducer* reducer;
for (size_t i = 1; i <= MARCH_DAYS;) {
for (size_t j = 0; j < MAX_REDUCERS && i <= MARCH_DAYS; ++j) {
ss << i;
day = ss.str();
if (tmpts.get_if_has_key(day, cities)) {
reducers.push_back(new Reducer(day, cities, results));
reducers.back()->start();
}
ss.str("");
++i;
}
while (!reducers.empty()) {
reducer = reducers.back();
reducers.pop_back();
reducer->join();
delete reducer;
}
}
}
void
ExpressionVariable::Output(std::ostream &out) const
{
output_cast(out);
Reducer* reducer = CGOptions::get_reducer();
if (reducer && reducer->output_expr(this, out)) {
return;
}
int i;
int indirect_level = get_indirect_level();
if (indirect_level > 0) {
out << "(";
for (i=0; i<indirect_level; i++) {
out << "*";
}
}
else if (indirect_level < 0) {
assert(indirect_level == -1);
out << "&";
}
var.Output(out);
if (indirect_level > 0) {
out << ")";
}
}
void
ExpressionFuncall::Output(std::ostream &out) const
{
output_cast(out);
Reducer* reducer = CGOptions::get_reducer();
if (reducer && reducer->output_expr(this, out)) {
return;
}
invoke.Output(out);
}
RankingMaker::RankingMaker(WeatherMap *weather_info){
WeatherMapIt it = weather_info->begin();
WeatherMapIt it_end = weather_info->end();
for (; it != it_end; ++it){
Reducer *reducer;
if (reducers.find(it->first)!= reducers.end()){
reducer = reducers.find(it->first)->second;
}else{
reducer = new Reducer();
reducers.insert(ReducerMap::value_type(it->first, reducer));
}
reducer->add(it->second);
}
}
void
ExpressionComma::Output(std::ostream &out) const
{
output_cast(out);
Reducer* reducer = CGOptions::get_reducer();
if (reducer && reducer->output_expr(this, out)) {
return;
}
out << "(";
lhs.Output(out);
out << " , ";
rhs.Output(out);
out << ")";
}