string GPA::queryMap(string fileName)
{
if(!checkQueryFile(fileName))
{
string empty = "";
return empty;
}
stringstream sout;
ifstream queryfile;
queryfile.open(fileName.c_str());
string idin;
cout << fileName << endl;
while(getline(queryfile, idin))
{
//cout << "made it here " << idin << endl;
stringstream ss;
unsigned long long int id;
ss << idin;
ss >> id;
if (mapFindStudent(id) != NULL)
{
StudentInterface* student = new Student();
delete student;
student = mapFindStudent(id);
sout << student->getID() << " " << student->getGPA() << " " << student->getName() << "\n";
}
}
queryfile.close();
return sout.str();
}
StudentInterface* GPA::setFindStudent(unsigned long long int ID)
{
for(set<StudentInterface*, Comparator>::iterator curr = gpaset.begin(); curr != gpaset.end(); curr++)
{
StudentInterface* student = *curr;
if (student->getID() == ID)
{
return student;
}
}
return NULL;
}