/* * Copyright (C) 2014 Christian Mollekopf * * This library 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 2.1 of the License, or (at your option) version 3, or any * later version accepted by the membership of KDE e.V. (or its * successor approved by the membership of KDE e.V.), which shall * act as a proxy defined in Section 6 of version 3 of the license. * * This library 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 library. If not, see . */ #include "facadefactory.h" #include "resourcefacade.h" #include "resource.h" #include "adaptorfactoryregistry.h" using namespace Sink; QMutex FacadeFactory::sMutex; FacadeFactory::FacadeFactory() { registerStaticFacades(); } FacadeFactory &FacadeFactory::instance() { QMutexLocker locker(&sMutex); static FacadeFactory *instance = nullptr; if (!instance) { instance = new FacadeFactory; } return *instance; } QByteArray FacadeFactory::key(const QByteArray &resource, const QByteArray &type) { return resource + type; } void FacadeFactory::resetFactory() { QMutexLocker locker(&sMutex); mFacadeRegistry.clear(); registerStaticFacades(); } void FacadeFactory::registerStaticFacades() { registerFacade(); registerFacade(); registerFacade(); } std::shared_ptr FacadeFactory::getFacade(const QByteArray &resource, const QByteArray &instanceIdentifier, const QByteArray &typeName) { QMutexLocker locker(&sMutex); const QByteArray k = key(resource, typeName); if (!mFacadeRegistry.contains(k)) { locker.unlock(); // This will call FacadeFactory::instace() internally Sink::ResourceFactory::load(resource); locker.relock(); } if (auto factoryFunction = mFacadeRegistry.value(k)) { return factoryFunction(ResourceContext{instanceIdentifier, resource, AdaptorFactoryRegistry::instance().getFactories(resource)}); } qWarning() << "Failed to find facade for resource: " << resource << " and type: " << typeName; return std::shared_ptr(); } void FacadeFactory::registerFacade(const QByteArray &resource, const FactoryFunction &customFactoryFunction, const QByteArray typeName) { mFacadeRegistry.insert(key(resource, typeName), customFactoryFunction); }