/* * Copyright 2009, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef O3D_CORE_CROSS_SERVICE_IMPLEMENTATION_H_ #define O3D_CORE_CROSS_SERVICE_IMPLEMENTATION_H_ #include #include "base/basictypes.h" #include "core/cross/service_locator.h" namespace o3d { // Adds a service class to a ServiceLocator. The service is available through // the ServiceLocator for as long as the ServiceImplementation is instantiated // A service implementing multiple interfaces may be registered with multiple // ServiceImplementation objects. template class ServiceImplementation { public: ServiceImplementation(ServiceLocator* service_locator, Interface* service) : service_locator_(service_locator), service_(service) { service_locator_->AddService(Interface::kInterfaceId, service_); } ~ServiceImplementation() { service_locator_->RemoveService(Interface::kInterfaceId, service_); } ServiceLocator* service_locator() const { return service_locator_; } private: ServiceLocator* service_locator_; Interface* service_; DISALLOW_COPY_AND_ASSIGN(ServiceImplementation); }; } // namespace o3d #endif // O3D_CORE_CROSS_SERVICE_IMPLEMENTATION_H_