70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
// Squawk messenger.
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// Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "cache.h"
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#include <shared/clientinfo.h>
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template class Core::Cache<Shared::ClientInfo>;
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template <class T>
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Core::Cache<T>::Cache(const QString& name):
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storage(name),
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cache(new std::map<QString, T> ()) {}
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template <class T>
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Core::Cache<T>::~Cache() {
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close();
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delete cache;
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}
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template <class T>
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void Core::Cache<T>::open() {
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storage.open();}
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template <class T>
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void Core::Cache<T>::close() {
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storage.close();}
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template <class T>
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void Core::Cache<T>::addRecord(const QString& key, const T& value) {
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storage.addRecord(key, value);
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cache->insert(std::make_pair(key, value));
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}
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template <class T>
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T Core::Cache<T>::getRecord(const QString& key) const {
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typename std::map<QString, T>::const_iterator itr = cache->find(key);
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if (itr == cache->end()) {
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T value = storage.getRecord(key);
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itr = cache->insert(std::make_pair(key, value)).first;
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}
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return itr->second;
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}
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template<typename T>
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void Core::Cache<T>::changeRecord(const QString& key, const T& value) {
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storage.changeRecord(key, value);
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cache->at(key) = value;
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}
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template<typename T>
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void Core::Cache<T>::removeRecord(const QString& key) {
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storage.removeRecord(key);
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cache->erase(key);
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}
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