RollingFileAppender.h

#ifndef ROLLINGFILEAPPENDER_H
#define ROLLINGFILEAPPENDER_H

#include <QDateTime>

#include <FileAppender.h>

class CUTELOGGERSHARED_EXPORT RollingFileAppender : public FileAppender
{
  public:
    enum DatePattern
    {
      MinutelyRollover = 0,
      HourlyRollover,
      HalfDailyRollover,
      DailyRollover,
      WeeklyRollover,
      MonthlyRollover
    };
    Q_ENUMS(DatePattern)

    RollingFileAppender(const QString& fileName = QString());

    DatePattern datePattern() const;
    void setDatePattern(DatePattern datePattern);
    void setDatePattern(const QString& datePattern);

    QString datePatternString() const;

    void setLogFilesLimit(int limit);
    int logFilesLimit() const;

  protected:
    virtual void append(const QDateTime& timeStamp, Logger::LogLevel logLevel, const char* file, int line,
                        const char* function, const QString& category, const QString& message);

  private:
    void rollOver();
    void computeRollOverTime();
    void computeFrequency();
    void removeOldFiles();
    void setDatePatternString(const QString& datePatternString);

    QString m_datePatternString;
    DatePattern m_frequency;

    QDateTime m_rollOverTime;
    QString m_rollOverSuffix;
    int m_logFilesLimit;
    mutable QMutex m_rollingMutex;
};

#endif // ROLLINGFILEAPPENDER_H