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IdCounter.cpp
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IdCounter.cpp
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// illarionserver - server for the game Illarion
// Copyright 2011 Illarion e.V.
//
// This file is part of illarionserver.
//
// illarionserver is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// illarionserver is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with illarionserver. If not, see <http://www.gnu.org/licenses/>.
#include "IdCounter.hpp"
IdCounter::IdCounter(std::string counterf) {
counterfile = counterf;
std::ifstream cfile(counterfile.c_str(), std::ios::binary | std::ios::in);
// Destruktor schliesst Datei
if (!cfile.good()) {
#ifdef IdCounter_DEBUG
std::cout << "counterfile " << counterfile << " nicht gefunden, setze counter auf 0\n";
#endif
counter = 0;
} else {
std::cout << "counterfile " << counterfile << " gefunden\n";
// Counter einlesen
cfile.read((char *) & counter, sizeof(counter));
}
}
IdCounter::IdCounter(const std::string &counterf, const TYPE_OF_CHARACTER_ID &startid) {
counterfile = counterf;
set(startid);
}
IdCounter::~IdCounter() {}
TYPE_OF_CHARACTER_ID IdCounter::nextFreeId() {
std::ofstream cfile(counterfile.c_str(), std::ios::binary |
std::ios::out |
std::ios::trunc);
// Destruktor schliesst Datei
if (!cfile.good()) {
std::cerr << "konnte " << counterfile.c_str() << " nicht oeffnen\n";
return 0;
} else {
counter++;
// Daten schreiben:
cfile.write((char *) & counter, sizeof(counter));
return counter;
}
}
bool IdCounter::set(TYPE_OF_CHARACTER_ID lastid) {
std::ofstream cfile(counterfile.c_str(), std::ios::binary |
std::ios::out |
std::ios::trunc);
// Destruktor schliesst Datei
if (!cfile.good()) {
std::cerr << "konnte " << counterfile.c_str() << " nicht oeffnen\n";
return false;
} else {
counter = lastid;
// Daten schreiben:
cfile.write((char *) & counter, sizeof(counter));
return true;
}
}
bool IdCounter::reset() {
return set(0);
}