ShortestDistance::ShortestDistance(char const* OutputFileName, char const* airportsFileName, char const* routesFileName, char const* airlinesFilename):filename(OutputFileName)
{
ifstream in(OutputFileName);
getline(in,line);
if(line.compare("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"))
{
in.close();
clock_t start= clock();
out.open(OutputFileName);
airports.open(airportsFileName);
routes.open(routesFileName);
airlines.open(airlinesFilename);
parseAirports(dataMap);
parseRoutes(dataMap);
parseAirline(carrierNames);
writeXML(dataMap, carrierNames);
cout << "Parsing: " << (clock() - start)/(double)CLOCKS_PER_SEC << " seconds." << endl;
}
in.close();
createTable();
}
/*
Calls parseAirports, parseSchedules, and calcRouteTimes if the required files exists.
*/
void timeRoutes(char* airports, char* schedules, char* routes) {
FILE *airportFile, *scheduleFile, *routeFile;
char* read = "r";
airportFile = fopen(airports,read);
if(!airportFile) {
fprintf(stderr,"Cannot open file with list of airport names.");
exit(EXIT_FAILURE);
}
flightSys_t* s = createSystem();
if(s==NULL) {
printf("createSystem unimplemented\n");
return;
}
printf("***Parse and echo airports***\n");
parseAirports(s,airportFile);
fclose(airportFile);
printAirports(s);
scheduleFile = fopen(schedules,read);
if(!scheduleFile) {
fprintf(stderr,"Cannot open file with schedule.");
exit(EXIT_FAILURE);
}
printf("\n***Parse and echo schedules***\n");
parseSchedule(s,scheduleFile);
fclose(scheduleFile);
routeFile = fopen(routes,read);
if(!routeFile) {
fprintf(stderr,"Cannot open file with routes.");
exit(EXIT_FAILURE);
}
printf("\n***Parse and calculate route times***\n");
calcRouteTimes(s,routeFile);
fclose(routeFile);
deleteSystem(s);
}
