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/*
* UserListDiff.cpp
*
* Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UserListDiff.h"
#include "UserList.h"
namespace Mad {
namespace Common {
namespace UserLists {
UserListDiff::UserListDiff(const UserList *oldList, const UserList *newList) {
for(UserList::const_iterator user = oldList->begin(); user != oldList->end(); ++user)
deletedUsers.insert(*user);
for(UserList::const_iterator user = newList->begin(); user != newList->end(); ++user) {
std::set<UserListEntry>::const_iterator it = deletedUsers.find(*user);
if(it != deletedUsers.end()) {
deletedUsers.erase(it);
unchangedUsers.insert(*user);
}
else {
addedUsers.insert(*user);
}
}
}
}
}
}
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