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/******************************************************************************\
* This file is part of packup. *
* *
* packup 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. *
* *
* packup 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 packup. If not, see <http://www.gnu.org/licenses/>. *
\******************************************************************************/
/*
* File: package_version.h
* Author: mikolas
*
* Created on August 23, 2010, 5:29 PM
* Copyright (C) 2011, Mikolas Janota
*/
#ifndef PACKAGE_VERSION_H
#define PACKAGE_VERSION_H
#include <string>
#include <iostream>
#include <sstream>
#include "common_types.hh"
#include "PackageVersions.hh"
using std::string;
using std::cerr;
using std::stringstream;
extern hash<int> h2;
extern hash<const char*> h1;
class PackageVersion {
public:
PackageVersion() : _version(0) {};
PackageVersion(const PackageVersion& pv)
: _name (pv._name), _version (pv._version), _hash_code(pv._hash_code) {}
PackageVersion(const string& pname, Version pversion)
: _name(pname), _version(pversion),_hash_code(h1(pname.data()) ^ h2(pversion)) {}
void print () const {cerr << "[" << (name()) << "," << version() << "]";}
string to_string() const {
string return_value = string ("[");
return_value+=name();
return_value+=string (",");
stringstream ss;
ss << version();
return_value+=ss.str();
return_value+=string("]");
return return_value;
}
size_t hash_code() const {return _hash_code;}
Version version() const {return _version;}
string name() const {return _name;}
private:
string _name;
Version _version;
size_t _hash_code;
};
struct eq_package_version {
bool operator()(const PackageVersion& pv1, const PackageVersion& pv2) const {
//cout << "comparing "; pv1.print();pv2.print();
if (pv1.version() != pv2.version()) return false;
if (!SAME_PACKAGE_NAME(pv1.name(),pv2.name())) return false;
//bool rv=pv1.name.compare((pv2.name))==0;
//cout << "true";
return true;
}
};
struct hash_package_version {
size_t operator()(const PackageVersion& pv) const {return pv.hash_code();}
};
#endif /* PACKAGE_VERSION_H */
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