/****************************************************************************** * * package: Log4Qt * file: mdc.cpp * created: September 2007 * author: Martin Heinrich * * * changes Feb 2009, Martin Heinrich * - Fixed unreferenced formal parameter warning by using * Q_UNUSED in operator<<. * * * Copyright 2007 - 2009 Martin Heinrich * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * *****************************************************************************/ /****************************************************************************** * Dependencies ******************************************************************************/ #include "log4qt/mdc.h" #include #include #include #include "log4qt/helpers/initialisationhelper.h" #include "log4qt/logger.h" namespace Log4Qt { /************************************************************************** * Declarations **************************************************************************/ /************************************************************************** * C helper functions **************************************************************************/ /************************************************************************** * Class implementation: MDC **************************************************************************/ QString MDC::get(const QString &rKey) { if (!instance()->mHash.hasLocalData()) return QString(); return instance()->mHash.localData()->value(rKey); } QHash MDC::context() { if (!instance()->mHash.hasLocalData()) return QHash(); return *instance()->mHash.localData(); } LOG4QT_IMPLEMENT_INSTANCE(MDC) QHash *MDC::localData() { if (!instance()->mHash.hasLocalData()) instance()->mHash.setLocalData(new QHash); return instance()->mHash.localData(); } /************************************************************************** * Implementation: Operators, Helper **************************************************************************/ #ifndef QT_NO_DEBUG_STREAM QDebug operator<<(QDebug debug, const MDC &rMDC) { Q_UNUSED(rMDC); // To avoid warning C4100 on VS 2008 debug.nospace() << "MDC(" << "thread:" << QThread::currentThread()->objectName() << " " << "context:" << rMDC.context() << ")"; return debug.space(); } #endif // QT_NO_DEBUG_STREAM } // namespace Log4Qt