105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
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/******************************************************************************
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*
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* This file is part of Log4Qt library.
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*
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* Copyright (C) 2007 - 2020 Log4Qt contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#ifndef LOG4QT_DAILYFILEAPPENDER_H
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#define LOG4QT_DAILYFILEAPPENDER_H
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#include "fileappender.h"
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#include <QDate>
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#include <QFutureSynchronizer>
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#include <QSharedPointer>
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#include <QString>
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namespace Log4Qt
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{
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class LOG4QT_EXPORT IDateRetriever
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{
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public:
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virtual ~IDateRetriever();
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virtual QDate currentDate() const = 0;
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};
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class LOG4QT_EXPORT DefaultDateRetriever final : public IDateRetriever
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{
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public:
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/**
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* Return the current date, as reported by the system clock.
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*/
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QDate currentDate() const override;
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};
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/*!
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* \brief The class DailyFileAppender extends FileAppender so that the
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* a log file is created for each day
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*/
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class LOG4QT_EXPORT DailyFileAppender : public FileAppender
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{
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Q_OBJECT
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//! The property holds the date pattern used by the appender.
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Q_PROPERTY(QString datePattern READ datePattern WRITE setDatePattern)
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/**
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* Number of days that old log files will be kept on disk.
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* Set to a positive value to enable automatic deletion. Per default, all files are kept. Check
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* for obsolete files happens once a day.
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*/
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Q_PROPERTY(int keepDays READ keepDays WRITE setKeepDays)
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public:
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explicit DailyFileAppender(QObject *parent = nullptr);
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DailyFileAppender(const LayoutSharedPtr &layout, const QString &fileName, const QString &datePattern = QString(), int keepDays = 0, QObject *parent = nullptr);
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QString datePattern() const;
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void setDatePattern(const QString &datePattern);
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int keepDays() const;
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void setKeepDays(int keepDays);
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void activateOptions() override;
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void append(const LoggingEvent &event) override;
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void setDateRetriever(const QSharedPointer<const IDateRetriever> &dateRetriever);
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private:
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Q_DISABLE_COPY(DailyFileAppender)
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void setLogFileForCurrentDay();
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void rollOver();
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QString appendDateToFilename() const;
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QSharedPointer<const IDateRetriever> mDateRetriever;
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QString mDatePattern;
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QDate mLastDate;
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int mKeepDays;
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QString mOriginalFilename;
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QFutureSynchronizer<void> mDeleteObsoleteFilesExecutors;
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};
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}
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#endif // LOG4QT_DAILYFILEAPPENDER_H
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