logger.h

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#ifndef LOGGER_H
#define LOGGER_H
 
#include <QtGlobal>
#include <QThreadStorage>
#include <QHash>
#include <QStringList>
#include <QMutex>
#include <QObject>
#include "logglobal.h"
#include "logmessage.h"
 
namespace stefanfrings {
 
class DECLSPEC Logger : public QObject {
    Q_OBJECT
    Q_DISABLE_COPY(Logger)
public:
 
    Logger(QObject* parent);
 
 
    Logger(const QString msgFormat="{timestamp} {type} {msg}",
           const QString timestampFormat="dd.MM.yyyy hh:mm:ss.zzz",
           const QtMsgType minLevel=QtDebugMsg, const int bufferSize=0,
           QObject* parent = nullptr);
 
    virtual ~Logger();
 
    virtual void log(const QtMsgType type, const QString& message, const QString &file="",
                     const QString &function="", const int line=0);
 
    void installMsgHandler();
 
    static void set(const QString& name, const QString& value);
 
    virtual void clear(const bool buffer=true, const bool variables=true);
 
protected:
 
    QString msgFormat;
 
    QString timestampFormat;
 
    QtMsgType minLevel;
 
    int bufferSize;
 
    static QMutex mutex;
 
    virtual void write(const LogMessage* logMessage);
 
private:
 
    static Logger* defaultLogger;
 
    static void msgHandler(const QtMsgType type, const QString &message, const QString &file="",
                           const QString &function="", const int line=0);
 
 
#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
 
    static void msgHandler5(const QtMsgType type, const QMessageLogContext& context, const QString &message);
 
#else
 
    static void msgHandler4(const QtMsgType type, const char * message);
 
#endif
 
    static QThreadStorage<QHash<QString,QString>*> logVars;
 
    QThreadStorage<QList<LogMessage*>*> buffers;
};
 
} // end of namespace
 
#endif // LOGGER_H