void Reporter::printCurrentOrderBook(std::ostream& os) const
{
StrStream strstream;
auto cap = strstream.capacity() - 128;
const auto nbBids = bids_.size();
const auto nbAsks = asks_.size();
os << "Full Bids/Asks:\n";
auto i = 0U;
while (1)
{
StrStream strstream_tmp;
if (i < nbBids)
{
Limit bid = bids_[i];
strstream_tmp << i;
strstream_tmp.append(6, ' ');
strstream_tmp << ": " << getQty(bid) << " @ " << getPrice(bid);
strstream_tmp.append(40, ' ');
if (i < nbAsks)
{
Limit ask = asks_[i];
strstream_tmp << getQty(ask) << " @ " << getPrice(ask) << '\n';
}
else
{
strstream_tmp << "empty\n";
}
}
else
{
strstream_tmp << i;
strstream_tmp.append(6, ' ');
strstream_tmp << ": empty";
strstream_tmp.append(40, ' ');
if (i < nbAsks)
{
Limit ask = asks_[i];
strstream_tmp << getQty(ask) << " @ " << getPrice(ask) << '\n';
}
else
{
strstream << strstream_tmp;
strstream << "empty\n";
break;
}
}
if (strstream.length() + strstream_tmp.length() > cap)
{
os.rdbuf()->sputn(strstream.c_str(), strstream.length());
strstream.clear();
}
strstream << strstream_tmp;
++i;
}
os.rdbuf()->sputn(strstream.c_str(), strstream.length());
os.flush();
}
//---------------------------------------------------------------------------
void EnumUtil::input(StrStream& _ss, int& _value, const NameValueMap& _nameValueMap)
{
if(_ss.fail())
return;
// Skip spaces
int c;
while((c = _ss.peek()) == ' ')
_ss.ignore(1);
if(isdigit(c))
{
// a number, not a name
_ss >> _value;
return;
}
String tempStr;
if(c == '\'' || c == '\"')
{
// Name is delimited by quotes
int delim = c;
int numDelims = 0;
while(true)
{
c = _ss.get();
if(!_ss.gcount())
{
_ss.clear(std::ios_base::eofbit); // eofbit could raise failbit too, clearing
break;
}
tempStr.push_back(c);
if(c == delim)
{
if(++numDelims == 2)
break;
}
}
}
else
{
// Name is a string containing letters, digits, and underscores
while(true)
{
c = _ss.get();
if(!_ss.gcount())
{
_ss.clear(std::ios_base::eofbit); // eofbit could raise failbit too, clearing
break;
}
if(isalnum(c) || c == '_')
{
tempStr.push_back(c);
}
else
{
_ss.unget();
break;
}
}
}
// Searching the read name in the map
NameValueMap::const_iterator it = _nameValueMap.find(tempStr);
if(it == _nameValueMap.end())
_ss.seekg(-1); // set error state
else
_value = it->second;
}