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/******************************************************************************
*
* package:
* file: hierarchy.h
* created: September 2007
* author: Martin Heinrich
*
*
* Copyright 2007 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.
*
******************************************************************************/
#ifndef _HIERARCHY_H
#define _HIERARCHY_H
/******************************************************************************
* Dependencies
******************************************************************************/
#include "loggerrepository.h"
#include <QtCore/QHash>
#include <QtCore/QReadWriteLock>
/******************************************************************************
* Declarations
******************************************************************************/
namespace Log4Qt
{
/*!
* \brief The class Hierarchy implements a logger repository.
*
* \note All the functions declared in this class are thread-safe.
*/
class LOG4QT_EXPORT Hierarchy : public LoggerRepository
{
public:
Hierarchy();
// Hierarchy(const Hierarchy &rOther); // Use compiler default
virtual ~Hierarchy();
// Hierarchy &operator=(const Hierarchy &rOther); // Use compiler default
public:
virtual bool exists(const QString &rName) const;
virtual Logger *logger(const QString &rName);
virtual QList<Logger *> loggers() const;
// JAVA: virtual Logger *logger(const String &rName, LoggerFactory *pFactory);
virtual Logger *rootLogger() const;
virtual Level threshold() const;
virtual void setThreshold(Level level);
virtual void setThreshold(const QString &rThreshold);
// JAVA: void clear();
virtual bool isDisabled(Level level);
virtual void resetConfiguration();
virtual void shutdown();
// JAVA: virtual void addHierarchyEventListener(HierarchyEventListener *pEventListener);
// JAVA: virtual void emitNoAppenderWarning(Logger *plogger) const;
// JAVA: virtual void fireAddAppenderEvent(Logger *plogger, Appender *pAppender) const;
// JAVA: void addRenderer(const QString &rClass, ObjectRenderer *pObjectRenderer);
// JAVA: QHash<QString, ObjectRenderer *> getRendererMap() const;
// JAVA: setRenderer(const QString &rClass, ObjectRenderer *pObjectRenderer);
protected:
#ifndef QT_NO_DEBUG_STREAM
/*!
* Writes all object member variables to the given debug stream \a rDebug and
* returns the stream.
*
* <tt>
* %Hierarchy(loggers:6 threshold:"ALL" root-level:"DEBUG" root-appenders:0)
* </tt>
* \sa QDebug, operator<<(QDebug debug, const LoggerRepository &rLoggerRepository)
*/
virtual QDebug debug(QDebug &rdebug) const;
#endif
private:
Logger *createLogger(const QString &rName);
void resetLogger(Logger *pLogger, Level level) const;
private:
mutable QReadWriteLock mObjectGuard;
QHash<QString, Logger*> mLoggers;
volatile bool mHandleQtMessages;
Level mThreshold;
Logger *mpRootLogger;
};
/**************************************************************************
* Operators, Helper
**************************************************************************/
/**************************************************************************
* Inline
**************************************************************************/
inline Logger *Hierarchy::rootLogger() const
{ // QReadLocker locker(&mObjectGuard); // Constant for object lifetime
return mpRootLogger; }
inline Level Hierarchy::threshold() const
{ // QReadLocker locker(&mObjectGuard); // Level is threadsafe
return mThreshold; }
inline void Hierarchy::setThreshold(Level level)
{ // QReadLocker locker(&mObjectGuard); // Level is threadsafe
mThreshold = level; }
inline bool Hierarchy::isDisabled(Level level)
{ // QReadLocker locker(&mObjectGuard); // Level is threadsafe
return level < mThreshold; }
} // namespace Log4Qt
// Q_DECLARE_TYPEINFO(::Hierarchy, Q_COMPLEX_TYPE); // Use default
#endif // _HIERARCHY_H
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