src/lib/corelib/buildgraph/filedependency.h


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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qbs.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QBS_FILEDEPENDENCY_H
#define QBS_FILEDEPENDENCY_H

#include <tools/filetime.h>
#include <tools/persistence.h>

namespace qbs {
namespace Internal {

class FileResourceBase
{
protected:
    FileResourceBase();

public:
    virtual ~FileResourceBase();

    enum FileType { FileTypeDependency, FileTypeArtifact };
    virtual FileType fileType() const = 0;

    void setTimestamp(const FileTime &t);
    const FileTime &timestamp() const;
    void clearTimestamp() { m_timestamp.clear(); }

    void setFilePath(const QString &filePath);
    const QString &filePath() const;
    QString dirPath() const { return m_dirPath.toString(); }
    QString fileName() const { return m_fileName.toString(); }

    virtual void load(PersistentPool &pool);
    virtual void store(PersistentPool &pool);

private:
    template<PersistentPool::OpType opType> void serializationOp(PersistentPool &pool)
    {
        pool.serializationOp<opType>(m_filePath, m_timestamp);
    }

    FileTime m_timestamp;
    QString m_filePath;
    QStringRef m_dirPath;
    QStringRef m_fileName;
};

class FileDependency : public FileResourceBase
{
public:
    FileDependency();
    ~FileDependency() override;

    FileType fileType() const override { return FileTypeDependency; }
};

} // namespace Internal
} // namespace qbs

#endif // QBS_FILEDEPENDENCY_H