/* * Copyright (c) 2015, Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. 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. * * 3. Neither the name of the copyright holder 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 HOLDER 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. */ #pragma once #include <parameter_export.h> #include "ElementBuilder.h" #include <log/Logger.h> namespace details { /** Part of the implementation of `TLoggingElementBuilderTemplate` * that does not need to be template. * * If this was implemented in this header, the xmlElement implementation * would leak to sources including this header. * * Plugins are including this header. As a result they would include * the xmlElement implementation if it was not hidden in a cpp. * * FIXME: The xml concept (forward declared) is still leaked to the plugin. * A solution would be have two level of builders: * - a PluginBuilder that wraps the plugin * - and an ElementBuilder that wraps the PluginBuilder * This way the plugin can only see the PluginBuilder and is not * contaminated by any core specific concept. * * @param[in] xmlElement the XML element * @return the "Name" attribute value of an xml element or * empty string if attribute is not present * */ std::string PARAMETER_EXPORT getName(const CXmlElement &xmlElement); } /** * Builder for elements which need logger at construction * * @tparam ElementType the type of the element to build */ template <class ElementType> class TLoggingElementBuilderTemplate : public CElementBuilder { public: /** * Class Constructor * * @param[in] logger the logger provided by the client */ TLoggingElementBuilderTemplate(core::log::Logger &logger) : CElementBuilder(), mLogger(logger) { } /** * Create a new element * * @param[in] xmlElement the description of the object to create * * @return pointer to the generated element */ virtual CElement *createElement(const CXmlElement &xmlElement) const { return new ElementType(details::getName(xmlElement), mLogger); } private: /** Application Logger */ core::log::Logger &mLogger; };